Food Blue 2

CAS.3844-45-9
Appearance : Purplish blue powder with special odor.
Molecular Formula : C37H34N2O9S3Na2
Molecular Weight : 792.86
PH Value : 6.0-7.5 1% ( m/ m)
Melting....

Alphs-N-Ethylanilinotoluene-3-sulphonic acid
N-ethyl-N-benzylaniline-3' -sulfonic acid

CAS.101-11-1
Molecular Formula C15-H17-N-O3-S
Content e 95%

Naphthionic acid
4-Aminonaphthalene-1-sulfonic acid

CAS.84-86-6
Molecular Formula C10-H9-N-O3-S
Appearance : Grayish white crystal
Content e 74%
1-Naphthylamine d 10.0% ....

Dimethyl acetylsuccinate ( DMAS)
Butanedioic acid, acetyl-, dimethyl ester

CAS.10420-33-4
Molecular Formula C8-H12-O5
Appearance : Clear liquid
Content : 98%
Grade : D( distilled) ....

Acid Yellow 23

CAS. 1934-21-0
Molecular Formula C16-H12-N4-O9-S2â € ¢ 3Na
Appearance: redddish-violet powder
Strength e 200.0 %
Water d 5.0 %
Insolubility d 1.0 %

Acid Blue 9

CAS. 2650-18-2
Molecular Formula C37-H36-N2-O9-S3â € ¢ 2H3-N
Appearance: redddish-violet powder
Strength e 200.0%
Water d 5.0 %
Insolubility d 1.0%