Identification | Back Directory | [Name]
Direct Yellow 12 | [CAS]
2870-32-8 | [Synonyms]
CI 24895 CHRYSOPHENINE DirectyellowG ChrysophenineG DirectYellowGX Chrysophenin G Pyrazol Yellow Chrysophenin NS DIRECT YELLOW 12 Benzol Yellow LG Pyrazol Yellow C Romexal Yellow C Direct Yellow GK Diazine Yellow CP C.I.Directyellow12 Diphenyl Yellow CH Chloraxol Yellow CG Pamanil Yellow G-12 Kayaku Chrysophenine Direct Chrysophenine Nylornine Yellow C-4R Mitsui Chrysophenine G Shikiso Chrysophenine G Tertrodirect Yellow CG. abcol direct yellow 4 ra Direct Brilliant Yellow 4R chrysophenine (C.I. 24895) Atul Direct Fast Yellow GCH C.I.Direct Yellow 12(24895) Direct yellow 12 (C.I. 24895) Disodium 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulfonate disodium 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulphonate 2,2’-(1,2-ethenediyl)bis[5-[(4-ethoxyphenyl)azo]-benzenesulfonicacidisodi 2,2'-(1,2-Ethenediyl)bis[5-[(4-ethoxyphenyl)azo]benzenesulfonic acid sodium] salt 2,2'-(1,2-Ethenediyl)bis[5-[(4-ethoxyphenyl)azo]benzenesulfonic acid]disodium salt Benzenesulfonic acid, 2,2-(1,2-ethenediyl)bis5-(4-ethoxyphenyl)azo-, disodium salt | [EINECS(EC#)]
220-698-2 | [Molecular Formula]
C30H26N4Na2O8S2 | [MDL Number]
MFCD00007488 | [MOL File]
2870-32-8.mol | [Molecular Weight]
680.66 |
Hazard Information | Back Directory | [Chemical Properties]
orange crystalline powder | [Uses]
A diazo stilbene dye | [Properties and Applications]
TEST ITEMS
|
SPECIFICATION
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APPEARANCE
|
YELLOW
|
LIGHTING
|
4
|
SOAPING
|
3-4
|
PERSPIRATING
|
3-4
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FRICTION(DRY)
|
4-5
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FRICTION(WET)
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3
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RESIDUE ON 80 MESH
|
5.0% max
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WATER SOLUBILE
|
1.0% max
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VOLATITE 105°C
|
1.0% max
|
TINTING STRENGTH
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100-105 %
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WEIGHT METAL TOTAL
|
50ppm max
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