Product Details
Product Description
Product Description
DSD acid (4,4′-Diaminostilbene-2,2′diasulfonic acid) is used in the production of fluorescent brightener, direct frozen yellow G and direct yellow R, and as insecticide
Light yellow paste or powder, soluble in ethanol and ether, insoluble in water, easy to dissolve in alkali solution. It is easy to oxidize to red, and it has the properties of aromatic acids and amines
DSD acid Specificaiton:
| Appearance | Light yellow powder |
| Purity(%) | ≥95.0 |
| Chromaticity | 0.12% Max
|
Alkali insoluble matter
| 0.08% Max
|
Ash
| 2.2% Max
|
| Benzyl compounds | 0.25% Max
|
Company Profile
shijiazhuang standard chemicals co.ltd
Shijiazhuang Standard imp&exp CO.,LTD. is a comprehensive group of chemicals content food additive,feed additive,water treatment. Sodium thiosulfate,Highsoundless Cracking Agent(expansive mortar).MAGNESIUM CHLORIDE a specialist manufacturer of Food Additive, Feed Additive more than 20 years. our product have exported to USA, Brazil, Chile,Newzealand, Australia, Croatia,Senegal,Vietnam etc,food additive (Monosodium Glutamate, Chicken Bouillon)We have two fermentation department, use high quality corn starch as raw materials,through fermenting, decolorizing,crystallzing,done as our fine monosodium glutamate,in the Chicken Seasoning department,we use nature chicken powder,mix with salt,palm oil,flavor enhancers,vegetable fat,msg,etc, done as our find chicken bouillon Feed additiveour company use the achievements in scientific research from the university,combined with the advantages of local raw materials ,produced the tributyrin.Take care of the intestinal health of cubsWater treatment We produced cyanuric acid,trichloroiminocyanuric acid Choramine B.main used for in swimming pool and Disinfection in hospital ,1-Hydroxy Ethylidene-1,1-Diphosphonic Acid as corrosion inhibitor.On the basis of mutual benefit, we are ready to cooperate with partners from all over the world.
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