| Identification | Back Directory | [Name]
Pigment Yellow 188 | [CAS]
23792-68-9 | [Synonyms]
C.I. 21094
Yellow LBF
Pigment Yellow 188
DIARYLIDE YELLOW AAMX/AAA
Pigment -- Pigment Yellow 188
pigment yellow 188 ( used in offset ink )
2-[[3,3'-Dichloro-4'-[[1-(phenylcarbamoyl)acetonyl]azo]-4-biphenylyl]azo]-2',4'-acetoacetoxylidide
Butanamide, 2-3,3-dichloro-4-1-(2,4-dimethylphenyl)aminocarbonyl-2-oxopropylazo1,1-biphenyl-4-ylazo-3-oxo-N-phenyl- | [Molecular Formula]
C34H30Cl2N6O4 | [MOL File]
23792-68-9.mol | [Molecular Weight]
657.55 |
| Hazard Information | Back Directory | [Properties and Applications]
|
TEST ITEMS
|
SPECIFICATION
|
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APPEARANCE
|
YELLOW POWDER
|
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SHADE
|
GREENISH
|
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HEAT RESISTANCE
|
180 °C min
|
|
LIGHT FASTNESS
|
7-8
|
|
ACID RESISTANCE
|
5
|
|
ALKALI RESISTANCE
|
5
|
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FASTNESS TO BLEEDING
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4
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OIL ABSORPTION
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40-50%
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SPECIFIC SURFACE
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27 m
2
/g
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DENSITY
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1.32 g/cm
3
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RESIDUE ON 80 MESH
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5.0% max
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WATER SOLUBLE
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1.0% max
|
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VOLATITE 105 °C
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1.0% max
|
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TINTING STRENGTH
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100-105 %
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