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HomeProduct name listPigment Red HF4C

Pigment Red HF4C

Pigment Red HF4C Structural

What is Pigment Red HF4C?

The Uses of Pigment Red HF4C

Pigment Red 185 is an organic pigment used in artist’s paints throughout the 20th and 21st centuries.

Flammability and Explosibility

Not classified

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

RED POWDER

HEAT RESISTANCE

300 °C min

LIGHT FASTNESS

7-8

ACID RESISTANCE

5

ALKALI RESISTANCE

5

FASTNESS TO BLEEDING

5

OIL ABSORPTION

40-50%

SPECIFIC SURFACE

26m 2 /g

DENSITY

1.40 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 %

Properties of Pigment Red HF4C

Melting point: 335-345 ºC
Density  1.3-1.4
pka 10.63±0.50(Predicted)
Water Solubility  3.4μg/L at 26℃
EPA Substance Registry System 2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-[[2-methoxy-5-methyl-4-[(methylamino)sulfonyl]phenyl]azo]- (51920-12-8)

Safety information for Pigment Red HF4C

Computed Descriptors for Pigment Red HF4C

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