| Identification | Back Directory | [Name]
calcium dihydrogen bis[4-[(4-chloro-6-sulphonato-m-tolyl)azo]-3-hydroxy-2-naphthoate] | [CAS]
52202-90-1 | [Synonyms]
Pigment Red 52:1
Einecs 257-731-5
calcium dihydrogen bis[4-[(4-chloro-6-sulphonato-m-tolyl)azo]-3-hydroxy-2-naphthoate]
4-[2-(4-Chloro-5-methyl-2-sulfophenyl)azo]-3-hydroxy-2-naphthalenecarboxylic acid calcium salt
2-Naphthalenecarboxylic acid, 4-((4-chloro-5-methyl-2-sulfophenyl)azo)-3-hydroxy-, calcium salt (2:1)
2-Naphthalenecarboxylic acid, 4-(2-(4-chloro-5-methyl-2-sulfophenyl)diazenyl)-3-hydroxy-, calcium salt (2:1) | [EINECS(EC#)]
257-731-5 | [Molecular Formula]
C36H24CaCl2N4O12S2 | [MDL Number]
MFCD11113566 | [MOL File]
52202-90-1.mol | [Molecular Weight]
879.709 |
| Hazard Information | Back Directory | [Properties and Applications]
|
TEST ITEMS
|
SPECIFICATION
|
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APPEARANCE
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RED POWDER
|
|
SHADE
|
BLUISH
|
|
HEAT RESISTANCE
|
180 °C min
|
|
LIGHT FASTNESS
|
6
|
|
ACID RESISTANCE
|
4
|
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ALKALI RESISTANCE
|
4
|
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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
|
26 m
2
/g
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DENSITY
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1.60 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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|
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