| Identification | Back Directory | [Name]
Pigment Red 38 | [CAS]
6358-87-8 | [Synonyms]
Piper Red
C.I. 21120
Pigment Red 38
C.I. Pigment Red 38
Pyrazolone Red B Toner
PLYDMIIYRWUYBP-LMXNTIJMSA-N
Pigment red 38 (C.I. 21120)
5-dihydro-5-oxo-1-phenyl-s(azo)]bis[ diethyl ester
1h-pyrazole-3-carboxylic acid, 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bi
DIETHYL 4,4'-(3,3'-DICHLORO1,1'-BIPHENYL-4,4'-DIYL)BIS(AZO)BIS4,5-DIHYDRO-5-OXO-1-PHENYL-1H-PYRAZOLE-3-CARBOXYLATE
diethyl 4,4'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4,5-dihydro-5-oxo-1-phenyl-1h-pyrazole-3-carboxylate]
1H-Pyrazole-3-carboxylic acid, 4,4-(3,3-dichloro1,1-biphenyl-4,4-diyl)bis(azo)bis4,5-dihydro-5-oxo-1-phenyl-, diethyl ester
4,4'-[(3,3'-Dichloro-1,1'-biphenyl-4,4'-diyl)bis(azo)]bis(4,5-dihydro-5-oxo-1-phenyl-1H-pyrazole-3-carboxylic acid ethyl) ester | [EINECS(EC#)]
228-788-3 | [Molecular Formula]
C36H28Cl2N8O6 | [MDL Number]
MFCD00071938 | [MOL File]
6358-87-8.mol | [Molecular Weight]
739.57 |
| Hazard Information | Back Directory | [Uses]
C.I. Pigment red 38 is the most important colorant used to add color or change the color of something and is chemically essentially unaffected by the carrier or medium into which it is incorporated. It can be widely used in textile, medicine, food, cosmetics, plastics, paint, ink, photography and paper industries. | [Properties and Applications]
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TEST ITEMS
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SPECIFICATION
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APPEARANCE
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RED POWDER
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SHADE
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BLUISH
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HEAT RESISTANCE
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200 °C min
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LIGHT FASTNESS
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7
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ACID RESISTANCE
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5
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ALKALI RESISTANCE
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5
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FASTNESS TO BLEEDING
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5
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OIL ABSORPTION
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40-50%
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SPECIFIC SURFACE
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28 m
2
/g
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DENSITY
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1.70 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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| [References]
[1] Gürses A, A??ky?ld?z M, Güne? K, et al. Dyes and pigments: their structure and properties[J]. Dyes and pigments, 2016: 13-29. |
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