Chocolate Brown Ht

About Chocolate Brown Ht

PRODUCT: BROWN HTIUPAC name : Disodium 4,4-(2,4-dihydroxy-5-hydroxy methyle-1,3-phenylene biazo)di(napthelene-1-sulfonate)
Properties : 
Chemical formula : C27H18N4O9S2.2Na

Molar mass : 652.57 g/mol

Colour Index No. : 20285 

Food Colour No. : FOOD BROWN 3 

F.D. & C. No. : N/A  

CAS NO. : 4553-89-3 

E.E.C. No. : E-155

Specification :  
Total Dye Content Corrected for Sample (Min.) : 70%

Volatile Matter (chloride & sulphate) (Max) : 20%

Solubility In Water (20 c) : 120 gram / litre

Combined Ether Extract. (Max) : 0.20%

Water Insoluble (Max) : 0.20%

Class : Bisazo

Light Stability : 4

Heat Stability (100 c) : 5

Alkali Stability : 4

Subsidiary Dyes (Max) : 10.00%

Dyes Intermediate (Max) : 0.70%

• 4-aminonaphthalene-1-sulfonic acid

Arsenic : < 1 ppm

Mercury : < 1 ppm

Heavy Metals : < 20 ppm