2-amino-5-nitrobenzenesulphonic acid supplier CAS NO.96-75-3

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 40 reactors from 1000l to 8000l. with complete auxiliary equipment as: fractionating columns, boilers, refrigeration unit, sewage treatment. we provide from a test to large-scale production for customers,and have analytical instruments such as gc,hplc ,nmr and so on.

we mainly provide :
alkylated aniline series
salicylic acid
sulphonic acid series
phenyltrichlorosilane
diphenyldichlorosilane
other fine chemical products

the annual production up to 2000tons .products are widely used in adhesives, dye, medicine ,resin and ceramic coating etc. industry.

we sincerely welcome customs synthesis !
process capability : 2000/tons per year
after-sale service : our service there is no any quality claim after sale, how do you make it 1. our staff are all experienced and with chemistry related major background, they will study and confirm what exact product you need! 2. free sample or pre-shipment sample are available for new project of new customers before commercial purchasing. 3. third party inspection like sgs can be arranged according to requirement. 4. on-spot qc in our approved associated production bases with necessary certification like gmp, iso etc. 5. routine plant audit by techniques from us or customers. how can you guarantee the quality we receive is same as the sample or specification 1. third party like ciq, sgs inspection before shipment upon request. 2. in case of pss we will hold the cargo until approval from custom