ChemicalBook CAS DataBase List 129423-54-7

129423-54-7

Name	Pigment Yellow 191
CAS	129423-54-7
EINECS(EC#)	403-530-4
Molecular Formula	C17H13CaClN4O7S2
MDL Number	MFCD08276661
Molecular Weight	524.97
MOL File	129423-54-7.mol

Chemical Properties

density	1.64[at 20℃]
Water Solubility	94.5mg/L at 20℃
CAS DataBase Reference	129423-54-7(CAS DataBase Reference)
EPA Substance Registry System	Benzenesulfonic acid, 4-chloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-5-methyl-, calcium salt (1:1) (129423-54-7)

Safety Data

Hazard statements	H412
Precautionary statements	P273-P501

Hazard Information

Flammability and Explosibility

Nonflammable

Properties and Applications

TEST ITEMS	SPECIFICATION
APPEARANCE	YELLOW POWDER
SHADE	GREENISH
HEAT RESISTANCE	300 °C min
LIGHT FASTNESS	7-8
ACID RESISTANCE	4
ALKALI RESISTANCE	4
FASTNESS TO BLEEDING	5
OIL ABSORPTION	40-50%
SPECIFIC SURFACE	27 m ² /g
DENSITY	1.70 g/cm ³
RESIDUE ON 80 MESH	5.0% max
WATER SOLUBLE	1.0% max
VOLATITE 105 °C	1.0% max
TINTING STRENGTH	100-105 %

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