- Plant Extract[2]
- Chemical Auxiliary Agent[1]
- Food Additives[10]
- Dyestuffs[10]
- Pigment[10]
- Football & Soccer[10]
- Contact Person : Ms. Bao Jane
- Company Name : Qing County Guoqiang Chemical Plant
- Tel : 86-22-87797891
- Fax : 86-22-87797893
- Address : Tianjin,Tianjin,No.62-3-501 wankejiarifengjing,xiqing dist.300380
- Country/Region : China
- Zip : 300082
Lemon yellow, Tartrazine, Food additives
Related Product Searches:Lemon yellow, Tartrazine, Food additives,High Quality,Lemon yellow, Tartrazine,FD & C Yellow No.5
Lemon yellow, Tartrazine, Food additives Food lemon yellow;Tartrazine;FD & C Yellow No.5;C.I.Acid yellow 23;C.I.Food yellow 4(19140);Hydrazine yellow Molecular formula : C16H9N4Na3O9S2MW : 534.390CAS No. :1934-21-0nature : orange yellow powder. 21 ° Cis as follows : 11.8% water, 10% 9% ethanol, 50% ethanol 3% soluble glycerin, propylene glycol, is not soluble in oil, and an acid-azo dye, heat, acid, light stability, salt tolerance are good, citric acid and tartaric acid solution such as a very stable. Less oxidation resistance, alkali encountered slightly redden, reduction when bleaching. Preparation : sulfanilic acid by diazotization after 1-(4'-sulfophenyl) - 3-hydroxy-5-pyrazolone coupling in the system; Can also be dual hydroxy sodium tartrate and Phenylhydrazine right acid condensation and alkalization will generate the pigments used salt salting-out , generated from refining. purposes : for food, medicine, cosmetics coloring daily. Notice:Each item can have many explanations from different angels. If you want grasp the item comprehensively,please see below "more details data". | |
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