Welcome to LookChem.com Sign In|Join Free
  • or
Home > Products > 99 > 

99-50-3

Basic Information
CAS No.: 99-50-3
Name: 3,4-Dihydroxybenzoic acid
Molecular Structure:
Molecular Structure of 99-50-3 (3,4-Dihydroxybenzoic acid)
Formula: C7H6O4
Molecular Weight: 154.12 .
Synonyms: 4-Carboxy-1,2-dihydroxybenzene;Protocatehuic acid;1/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11;4-10-00-01459 (Beilstein Handbook Reference);Benzoic acid, 3,4-dihydroxy- (9CI);Benzoic acid,3,4-dihydroxy-;3.4-Dihydroxy Benzoic Acid;Protocatechuate;3,4-Dihydroxy Benzoic Acid;Benzoic acid, 3,4-dihydroxy-;3,4-dihydroxybenzoic acid;protocatechuic acid;3,4-Dihydroxybenzoic Acid 98%;
EINECS: 202-760-0
Density: 1.559 g/cm3
Melting Point: 197-200 °C (dec.)(lit.)
Boiling Point: 410.7 °C at 760 mmHg
Flash Point: 216.3 °C
Solubility:
Appearance: white to light yellow crystal powder
Hazard Symbols: IrritantXi
Risk Codes: 36/37/38
Safety: 26-36-37/39
Transport Information:
  • Display:default sort

    New supplier

  • 3,4-Dihydroxybenzoic acid Manufacturer/High quality/Best price/In stock

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid Manufacturer/High quality/Best price/In stock

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 3.0-3.0/Kilogram

    As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch

    Hangzhou Dayangchem Co.,Ltd dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredient(

  •  Hangzhou Dayangchem Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-88938639

    Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

       Inquiry Now

  • High quality  3,4-Dihydroxy benzoic acid

  • Casno:

    99-50-3

    High quality 3,4-Dihydroxy benzoic acid

    Min.Order: 10 Kilogram

    FOB Price:  USD $ 1.0-1.0/Kilogram

    1.High quality and competetive price 1)For Prulifloxacin exported we can offer COA Certificate and official Invoice. 2)We are manufacturer with own lab and factory, can provide high quality products with factory price. 3)Products purit

    Hubei Jusheng Technology Co., Ltd., is a large group corporation which engaged in the R&D and manufacture of chemicals, Pharmaceuticals and intermediates. We have earned ourselves

  •  Hubei Jusheng Technology Co., Ltd.,

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-27-59599243

    Address:High-tech Industrial Park,Tianmen city,Hubei province.

       Inquiry Now

  • High quality 3,4-Dihydroxybenzoicacid supplier in China

  • Casno:

    99-50-3

    High quality 3,4-Dihydroxybenzoicacid supplier in China

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our c

    Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional

  •  Simagchem Corporation

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-592-2680277

    Address:21/F Hualong Office Building,No.6 Hubin East Road, Xiamen,China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Xinchem Corporation, a well-known custom synthesis & contract manufacturer of China,is committed to production of high-qualified intermediates,various of amino acid for pharmaceutical purposes and agriculture fine chemicals. With complete produ

    Xinchem Corporation, a well-known custom synthesis & contract manufacturer of China,is committed to production of high-qualified intermediates,various of amino acid for pharmaceuti

  •  XinChem Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86 21 34123252

    Address:14, 4580 Dushi, Shanghai, China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid 99-50-3 in stock

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid 99-50-3 in stock

    Min.Order: 100 Kilogram

    FOB Price:  USD $ 100.0-120.0/Kilogram

    1 Factory price 2 Good service 3 High quality 4 Prompt delivery Chinese name: 3, 4 - dihydroxy benzoic ACID in Chinese alias: 3, 4-3.4 - dihydroxy benzoic ACID DIHYDROXYBENZOIC ACID;Protocatechuic acid;Catechol - 4 - carboxylic acid;English n

    Chengdu yancey Co., LTD. specializing in the production of research and development of pharmaceutical intermediates, 4 CDC cec \ U47700 \ \ 4 hexen \ bkedbp \ dibutylone \ app

  •  Chengdu Yanxi Import & Export Trading CO.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-28-88432192

    Address:No.18th Vanke North Street,Chenghua District, Chengdu City , Sichuan Province

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    3,4-Dihydroxybenzoic acid Basic information Product Name: 3,4-Dihydroxybenzoic acid Synonyms: CATECHOL-4-CARBOXYLIC ACID;3,4-DIHYDROXYBENZOIC ACID;3,4-DIHYDROXYBENZOIC ACID N-HYDRATE;3,4-DIHYDROBENZOIC AC

    Henan Sunlake Enterprise Corporation is located in Henan Province , the central plain of China , which enjoys favorable geogeaphical position and convenient transportion. The compa

  •  HENAN SUNLAKE ENTERPRISE CORPORATION

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-371-86562286

    Address:No.110 HONGZHUAN ROAD, ZHENGZHOU,HENAN

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid CAS 99-50-3

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid CAS 99-50-3

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 190.0-200.0/Kilogram

    Appearance:white powder Storage:normal temperature preservation Package:25kgs pe drum or according to your demand Application:Pharm Intermediates Transportation:Air transport, Sea transport according to your demand. Port:shanghai port or you accor

    ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals enterprise combined into research and development, production and sales . The company's competit

  •  Shandong Zhi Shang Chemical Co.Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-531-67805312

    Address:Diao Town Industry Park, Zhangqiu City, Jinan City, Shandong Province, China.

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Our company advantages: 1、The highest quality with the competitive price. 2、Professional human services. 3、The fastest and safest delivery service. 4、The faster and safest delivery service. 5、The high purity products.

    Shijiazhuang Zulei commerce Co.,Ltd. was established in 2005, headquartered in Shijiazhuang city ,capital of Hebei Province,China. By integrating people, technology and potential,

  •  shijiazhuang zulei commerce Co.,Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:17790111111

    Address:qiaoxi

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Gram

    FOB Price:  USD $ 90.0-90.0/Gram

    Best place to purchase Designer Ds If you want to buy Designer Ds that is not of questionable quality, you can’t buy it on the street and hope for the best. It is necessary to buy it from a reputable supplier to ensure purity and to a

    Hebei Huiduo Chemical Material Co. Ltd. is one of the leaders in pharmaceutical grade designer drugs, legal powders, research chemicals in China. We don’ t merely sell them, we man

  •  Hebei Huiduo Chemical Material Co.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-319-2600679

    Address:new industrial zone,east of guangzong county

       Inquiry Now

  • Protocatechuic acid

  • Casno:

    99-50-3

    Protocatechuic acid

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    High purity&quality Protocatechuic acid Pls get in contact with Victoria@wzy-chem.com Skpye:victoriaML90@outlook.com Package:20mg per vial Application:Used as reference standard or for pharmacological activity research. Transpo

    Shaanxi wuzhiyuan biological technology co., LTD. is located at the foot of qinling mountains----which divided China to north and south. With its rich animal and plant resources,

  •  Shaanxi wuzhiyuan biotech co.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86 18791979989

    Address:No24.west fengming road,fengming town,qishan county

       Inquiry Now

  • 3,4-Dihydroxybenzoicacid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoicacid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

    Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, special chemicals and OLED materials &

  •  Xiamen Hisunny Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-592-3327115

    Address:Unit 603,No.879,Xiahe Road,Meixin Building,Xiamen,China

       Inquiry Now

  • 3,4-Dihydroxy benzoic acid

  • Casno:

    99-50-3

    MSDS/COA Download

    3,4-Dihydroxy benzoic acid

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    3,4-Dihydroxy benzoic acid CAS NO.99-50-3 Min Order 10 Gram Supply Ability

    We, Jilin Tely Imp & Exp Co., Ltd. mainly supply and export products including: pharmaceutical raw materials,Chemical reagents, Food additives, pharmaceutical and pesticide interme

  •  Jilin Tely Imp.& Exp.Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-431-81915458

    Address:Room 302, 47 Changping Street, Chaoyang District, Changchun, Jilin Province,China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    1.High quality and competitive price. 2.Low MOQ: No worry about the big MOQ. 3.Good and efficient Service: Fast respond save client's time 4.High Quality: We have strict quality control system .Good reputation in the market.

    Baowei Technology (Qinhuangdao) co., Ltd. is a wholly-owned subsidiary of Baowei Group that is in charge of R&D and Marketing of Group. Founded in 1996, Baowei Group is specialized

  •  Baowei Technology(Qinhuangdao)Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-335-8505079

    Address:No4, Oak Bay,Haigang District

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    MSDS/COA Download

    3,4-Dihydroxybenzoic acid

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.9-1.0/Gram

    Item: 3,4-Dihydroxybenzoic acid CAS No.: 99-50-3 Purity: 99% min Standard: USP MF: C7H6O4 Eurity ECASss Appearance:White or Almost White crystalline powder Storage:Store in refrigerator Package:Disguised

    Shanghai Yijing Pharmaceutical & Chemical Co.,Ltd. is a leading and professional manufacturer and supplier in anabolic steroids, body-building supplements and pharmaceutical interm

  •  Shanghai Yijing Pharmaceutical & Chemical Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-17321455661

    Address:Longyang Road, Shanghai, China.

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Gram

    FOB Price:  USD $ 10.0-10.0/Gram

    Zhejiang J&C Biological Technology Co., Limited is specialized in the production of high complex new type intermediates and chemical custom synthesis, scale-up production and rare chemicals trade. Products category is including Intermediates &a

    ZHEJIANG BIOLOGY AND TECHNOLOGY CO., LTD. is a modern professional high-tech enterprise, which is specializing in generic APIs and pharmaceutical intermediates. especially in pepti

  •  Zhejiang J&C Biological Technology Co.,Limited

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:15857007529

    Address:46# zhongshan road, quzhou zhejiang

       Inquiry Now

  • supply 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    supply 3,4-Dihydroxybenzoic acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1.Place of Origin China with Super quality by reasonable price. 2.Fast delivery by safe express way to all the country. 3.Has a number of highly qualified engineers and experts to provide guidance for reagents. 4.When you meet problems in min

    NEW LUNA PHARM CO.,LTD. mainly supply and export products including: pharmaceutical raw materials,Chemical reagents, Food additives, pharmaceutical and pesticide intermediates. W

  •  NEW LUNA PHARM CO.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:Type:+86-0311-85637430

    Address:#23.NANSAN ROAD,FENGTAI AREA,BEIJING CITY.

       Inquiry Now

  • salvia extract 99.9% Purity.High Quality,Lower Price

  • Casno:

    99-50-3

    salvia extract 99.9% Purity.High Quality,Lower Price

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Qingdao Runshengde Medical Technology is engaged in the field of Pharmaceutical Intermediates and APIs for Excited class and Narcotic class. Especially we could provide you the TH-PVP,ADRAFIL,BK,DIDU,CEL,MMBC,SDB-005,FUB-AMB,4CPRC,MPHP,4FPHP,FU-AMB

    Runshengde Medical Technology Co.,Ltd is professional in the filed with the strength of many different Pharmaceutical Intermediates and APIs for Excited classand Narcotic class: O

  •  Runshengde Medical Technology Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-532-12345678

    Address:Qingdao

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 100 Kilogram

    FOB Price:  USD $ 1.0-2.0/Kilogram

    We can supply high quality products and first-class service for our clients. Now, we can offer G- KG service for our clients. And more advantages as below. 1. We can supply sample for testing 2. We work

    Time is money,Contact us talk more privacy Drugs . 1:Safe shipping (TNT;EMS;FEDEX;DHL;UPS;EUB) 2:Safe payment(Btc;MoneyGram;WU) 3:Safe packing (Paraffin coating; Double aluminum f

  •  LingLan Biopharmaceutical Co Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-20-62011**

    Address:Beijing city,ChaoYang district,JingTai Mansion 2-019

       Inquiry Now

  • 3,4-dihydroxybenzoic Acid

  • Casno:

    99-50-3

    3,4-dihydroxybenzoic Acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Coreychem focus on high complex new type intermediates and fine chemical custom synthesis,scale-up production and rare chemicals trade.Product category including Intermediates&API,Catalyst and Electronic Chemicals.Covering 811 square meters R&D cente

    Henan CoreyChem Co., Ltd, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded t

  •  Career Henan Chemical Co

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-371-86658258

    Address:Building 3 of Innovation Park, East District of the National University Science Park

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid CAS NO.99-50-3

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid CAS NO.99-50-3

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Price, Service, Company and Transport Advantage: 1. Best service, high quality and reasonable price 2. It's customers' right to choose the package (EMS, DHL, FedEx, UPS); 3. It's customers' right to choose the packing

    Jilin Tiandicheng Imp & Exp Trading Co., Ltd. mainly supply and export products including: pharmaceutical raw materials,API,Chemical reagents, Food additives, pharmaceutical and pe

  •  Jilin Tiandicheng Imp & Exp Trading Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-431-81914885

    Address:jinlin

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Superior quality, moderate price & quick delivery. Appearance:white to light brown crystals Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:For medicine , pestic

    Hangzhou Yunuo Chemical Co., Ltd. is located in Hangzhou City, China We are specialized in fine chemicals and basic chemical auxiliary materials, Organic compounds, rubber

  •  HANGZHOU YUNUO CHEMICAL CO.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0571-83715115

    Address:hangzhou

       Inquiry Now

  • 99-50-3

  • Casno:

    99-50-3

    99-50-3

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

    Welcome to Henan Tianfu Chemical Co., Ltd. Our company engages in noble metal catalysts, synthesis of electronic chemical materials and Pharmaceutical, Agrochemicals, Food Additive

  •  Henan Tianfu Chemical Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    We supply1.in very competitive price; 2.Quality Guaranteed; 3.Fast Delivery; 4.credit support Application:APIs and Chemical Intermediates

    Neway Chemicals Co., Ltd. was established in 2001, which is a comprehensive manufacturer of active pharmaceutical ingredients and chemical intermediates. The core business expertis

  •  Hangzhou Neway Chemicals Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-571-85095566

    Address:Room 803, Qinglian Bldg, No 139 Qingchun Road, Hangzhou, Zhejiang China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    3,4-dihydroxybenzoicacid Cas:99-50-3 Outsideview:whitecrystallinepowder Including:99%orhigher Meltingpoint:200-202℃ …Appearance:white crystalline powder Package:25 kg/barrel

    Zouping Mingxing Chemical Co., Ltd lies at the west of the Huangshan Mountain in Zouping city, near to Zibo and Qingdao in the east, Japan in the west and Ji-Qing Expressway

  •  Zouping Mingxing Chemical Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-543-4350217

    Address:428 Daixi Third Road Zouping County Shandong Province China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1.Supply sample 2.The packing can be according the customers` requirment 3.Any inquiries will be replied within 24 hours 4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your

    HaiHang Industry Co.,Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates in China. Our major products include Dioctlyl adipate, Sod

  •  Haihang Industry Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-531-88032799

    Address:No. 2117 Xinluo Street, High-tech Zone, Jinan City, Shandong Province, China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

    Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns

  •  Hunan chemfish Pharmaceutical co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:0731-85567275

    Address:No.10048, xiangjiang centry bulding ,kaifu district ,changsha city ,Hunan

       Inquiry Now

  • E-0401   Protocatechuic acid

  • Casno:

    99-50-3

    E-0401 Protocatechuic acid

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    The quality is guaranteed. If you find the product is wrong compared with COA, we promise 100% refund or change product. COA and HPLC will be shipped out with goods. You can also inform your analysis method and we will follow your analysis me

    Located in Zhangjiang High-tech Park , Shanghai , the building of Shanghai Tauto Biotech Co., Ltd. occupies a 2-hectare floor space and boasts a building area of 20,000 square mete

  •  shanghai Tauto Biotech Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-21-51320588 ext. 8025

    Address:No. 326, Aidisheng Rd , Zhangjiang Hi-tech Park, Shanghai , P.R.CHINA

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi

    Share Chemical Co., Ltd. is an innovative chemical producer engaged in the production of organic specialty chemicals, pharmaceuticals, and fine chemicals of high purity for product

  •  Hangzhou Share Chemical Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-57187093700

    Address:Hang Xing Road

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    sub/micron to mesh powders (near/spheres, whiskers, flake, fiber, porous) and grain/ball, thin/ thick metal / alloys pieces / parts, thin and thick (particle) film materials /target, and custom-made crystals, substrates/parts. In the industries and a

    Cerametek Materials (CMT) is your industrial and R&D supplier: 1. Semiconductor materials: Compounds of II, III, IV, V, VI groups such as Metal Sulfides, Selenides, Tellu

  •  Beijing Cerametek Materials Co. Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-755-2324.2554

    Address:ShenZhen Branch: No.11 GaoXin Road, Suite2515,

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best qualit

    Hangzhou Dingyan Chem Co., LTD. is located in the beautiful tourist city of hangzhou, is a comprehensive chemical enterprice which doing import and export business by its own comp

  •  Hangzhou Dingyan Chem Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-86465881,86-571-87157530,86-571-88025800

    Address:RM.1118,NO.1 Building, Baiyun Tower,Jianggan Area, Hangzhou city, China,310004

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

    Kono Chem Co.,Ltd is a leading producer of standardized herbal extracts, natural active ingredients and APIs for pharmaceutical, health food and cosmetic industries. Annually, mo

  •  Kono Chem Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-29-86107037-8015

    Address:No.11 Daqing Road,Lianhu District,Xi’an 710082,China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    As a professional chemical company, we devote to the development, production and trade of Fine Chemical, Organic Compounds, Intermediate, API and Customized Chemicals for more than 20 years and have passed ISO9001 quality management system certificat

    Anyang General Chemical Co., Ltd. is a modern and comprehensive enterprise, subordinated to AGICO GROUP, engaged in the research, development and manufacture of chemicals. As a pro

  •  Anyang General Chemical Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-372-5086905

    Address:19/F,Unit 1, BLD C-3,Haitian City Plaza,Wenfeng Rd.,

       Inquiry Now

  • CATECHOL-4-CARBOXYLIC ACID

  • Casno:

    99-50-3

    CATECHOL-4-CARBOXYLIC ACID

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Aopharm is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in modes of

    AOPHARM is a comprehensive manufacturer and an international distribution of chemicals throughout the world. Specialized in APIs, advanced intermediates, botanical extract and colo

  •  AOPHARM

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0086-311-66600578

    Address:C-2103 Wonder Mall Business Square, 15 Yuhua West Rd., Shijiazhuang 050000, Hebei, China

       Inquiry Now

  • Protocatechuic Acid (25 mg) (3,4-dihydroxybenzoic acid)

  • Casno:

    99-50-3

    Protocatechuic Acid (25 mg) (3,4-dihydroxybenzoic acid)

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

    Located in Zhengdong New District,?Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is a comprehensive high-tech modern enterprises integrating professional R&D, pro

  •  Henan Allgreen Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-0371-87507775

    Address:No 260 Dongming Road,Jinshui District

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Comply with CP,JP,EP,US GradeAppearance:White Solid Storage:Stored under room temperature in cool and dry place Package:In 25KG paper or plastic drums Application:Used as pharmaceutical Intermeidate Transportation:Shipped as non- dangerous chemicals

    It is time to change ,along with Daken. Established in 2016, China ,Daken chemical limited , is still a young chemical synthesis and exporting company . Daken Chemical limited is

  •  Henan DaKen Chemical CO.,LTD.

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-371-55541817

    Address:No9,Inner Road,CBD,Zhengzhou ,China

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid 99-50-3

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid 99-50-3

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    CATECHOL-4-CARBOXYLIC ACID;3,4-DIHYDROXYBENZOIC ACID;3,4-DIHYDROXYBENZOIC ACID N-HYDRATE;3,4-DIHYDROBENZOIC ACID;AKOS 220-70;RARECHEM AL BO 0347;PROTOCATECHUIC ACID N-HYDRATE;PROTOCATECHUIC ACID

    MINSTAR INDUSTRIES CO., LTD. is a leading, experienced, professional supplier of API & intermediates, plant extract, food additive, fine chemicals and industry chemicals, etc. Our

  •  Shanghai Minstar Industries Co., Limited

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-18019205509

    Address:ROOM 102, BUILDING 26, NO.318, BEITAI ROAD, JINSHAN SHANGHAI (201512), CHINA

       Inquiry Now

  • 3,4-Dihydroxybenzoic acid CATECHOL-4-CARBOXYLIC ACID PROTOCATECHUIC ACID 99-50-3 99% min

  • Casno:

    99-50-3

    3,4-Dihydroxybenzoic acid CATECHOL-4-CARBOXYLIC ACID PROTOCATECHUIC ACID 99-50-3 99% min

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    1.High quality 2. Free sample available 3. Competitive price 4.Experienced service team 5.Fast delivery 6. Considerate after-sale serviceAppearance:White to slightly brown needle crystal Package:as per clients' request Application:Purpose: protocatec

    Beijing Yunbang Biosciences Co.,Ltd was established in 2008 which is located in Zhongguancun national innovation demonstration zone Shangdi biological medicine industry base. Our c

  •  BEIJING YUNBANG BIOSICIENCES CO.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-10-62976858

    Address:DONGJUXINGYE BUILIDING,MALIANWA NORTH ROAD,HAIDIAN DISTRICT,BEIJING CHINA

       Inquiry Now

  • 99-50-3

  • Casno:

    99-50-3

    99-50-3

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Nanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu Province with 1200 square meters’ R&D center. Our R&D center has a well

    Nanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu P

  •  Nanjing Chemlin Chemical Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-25-83697070

    Address:Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China

       Inquiry Now

Please post your buying leads,so that our qualified suppliers will soon contact you!
*Required Fields