7681-57-4,7681-57-4 CAS NO.7681-57-4

Min.Order Quantity:: 1 Kilogram

Purity:: 99%

Port:: China Main Port

Payment Terms:: L/C,T/T,MoneyGram

Add to Inquiry Cart

Product Details

Keywords

7681-57-4
7681-57-4
2Na.O5S2

Quick Details

ProName: 7681-57-4,7681-57-4
CasNo: 7681-57-4
Molecular Formula: 2Na.O5S2
Appearance: NA
Application: Inorganic Chemicals
DeliveryTime: With about 7-10 days after receipt the...
PackAge: 1KG -200KG Drum with pallet
Port: China Main Port
ProductionCapacity: 1 Metric Ton/Week
Purity: 99%
Storage: NA
Transportation: by air
LimitNum: 1 Kilogram
Grade: Industrial Grade,Pharma Grade

Superiority

competitive price

high quality

fast delivery

custom-made

welcome to henan tianfu chemical co., ltd. website. our company engages in sodium tripolyphosphate (stpp) and sodium hexametabphosphate (shmp) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals imp&exp trading business. the company is located in zhengzhou high-tech development zone with import and export license. we passed iso 9001:2008 in 2009, and won "high-tech enterprise" by provincial government in 2013. our stpp and shmp has reached an annual output of 30000 tons and has successfully passed sgs, ciq audits on many occasions.

in 2011 we entered the fine chemical market of noble metal catalyst ,organic phosphine ligands and oled intermediates.with the joint efforts of our senior experts and professional technicians, tianfu has developed more than 500 compounds, which are widely used in the fields of production and life science. the objective of the company is to put quality first and put our customer’s needs first - the satisfaction of our customers is the company's ultimate goal. improving product quality and service level is our responsibility, and creating more value for our customer’s is our purpose. we are constantly striving to make henan tianfu a leading chemical supplier, and hope to create a better future with you.

Details

product name: sodium metabisulfite
synonyms: disodiummetabisulfite;disodiumpyrosulphite;fertisilo;metabisulfitedesodium;sodiummetabisufite;sodiummetabisulfite(na2-s2o5);sodiumpyrosulfite(na2s2o5);sodium dissulfite
cas: 7681-57-4
mf: 2na.o5s2
mw: 190.11
einecs: 231-673-0
product categories: inorganic & organic chemicals;inorganics;inhibitor and freshen agent
mol file: 7681-57-4.mol
sodium metabisulfite structure
sodium metabisulfite chemical properties
mp 150 °c
density 1.48
storage temp. store at rt.
solubility 540 g/l (20°c)
water solubility 540 g/l (20 ºc)
merck 14,8638
stability: stable. incompatible with strong oxidizing agents, strong acids. contact with strong acids releases a poisonous gas. may be moisture and air sensitive.
cas database reference 7681-57-4(cas database reference)
epa substance registry system disulfurous acid, disodium salt(7681-57-4)
safety information
hazard codes xn,xi
risk statements 22-31-41-36/37/38-52
safety statements 26-39-46-36
ridadr 3260
wgk germany 1
rtecs ux8225000
packinggroup iii
hazardous substances data 7681-57-4(hazardous substances data)
msds information
sodium metabisulfite usage and synthesis
chemical properties white crystalline powder with a sulfur smell
sodium metabisulfite preparation products and raw materials
raw materials sodium carbonate-->sulfur-->sulfur dioxide-->sulphur
preparation products 1,3,3-trimethyl-2-methyleneindoline-->6-hydroxy-7-methoxy-4-phenylcoumarin-->1-(3-amino-2-chloro-pyridin-4-yl)-ethanone-->penetrating agent-->bilirubin-->5-chloro-3-pyridinamine-->4-chloro-3-(trifluoromethyl)benzaldehyde-->4-methyl-3-nitropyridine-->1-(3-amino-pyridin-4-yl)-ethanone-->5-hydroxypicolinic acid-->o-chlorobenzenesulfonamide-->2,4-dichloro-3-methyl-5-nitrobenzoic acid-->sodium benzenesulfinate-->azoic diazo component 1-->docusate sodium -->3-nitroisonicotinic acid-->1-diazo-2-naphthol-4-sulfonic acid-->sulfonated aliphatic polyester-->3-chloro-5-nitropyridine-->2,4-dichloro-3-methylbenzoic acid-->6,6'-ureylene-bis(1-naphthol-3-sulfonic acid)-->folic acid-->4-bromo-1-(bromomethyl)-2-(4-chlorophenyl)-5-(trifluoromethyl)-1h-pyrrole-3-carbonitrile-->2-(4-chlorophenyl)-1-methyl-5-(trifluoromethyl)-1h-pyrrole-3-carbonitrile-->salicylamide-->3-amino-2,4,6-triiodobenzoic acid-->oil-proof, water-proof finishing agent-->2-(4-chlorophenyl)-4-bromo-1-methyl-5-(trifluoromethyl)-1h-pyrrole-3-carbonitrile-->aminophenazone-->5-bromo-6-chloronicotinic acid-->2-propylisonicotinonitrile -->acetazolamide-->carbocistein-->(1s,2s,3r,5s)-(+)-2,3-pinanediol-->friction reducer saf-->5-bromo-6-hydroxynicotinic acid-->sodium isethionate-->hydroxocobalamin hydrochloride-->valanea tanning extract

Post a RFQ

Cas No.:

Product Name:

Quantity: