Product Description
Product name: Pigment Red 190
Short name: RED P.R.190, PR190, C.I. 71140, Indanthren Scarlet R
Chemical parameter
Chemical Group: Perylene Red
EINECS NO.: 229-187-9
Hue: Yellowish red
C.I NO.: C.I. 71140
CAS No.: 6424-77-7
EINECS Number: 229-187-9
Molecular weight: 602.59 g/mll
Molecular formula: C38H22N2O6
Equivalent brand code:
Indofast Brilliant Scarlet R-6500 (Clariant)
Indanthren Scarlet R[FIAT][Cassella)
Pigment Red 190 Properties
Acid Resistance Grade |
5 |
Alkali Resistance Grade |
5 |
Alcohol Resistance Grade |
5 |
Migration Resistance Grade |
5 |
Heat Resistance |
200°C |
Light Fastness |
7-8 |
PH Value |
6-8 |
Oil Absorption | 55-65 g/100g |
Soap Resistance |
5 |
Bleeding Resistance |
5 |
Note: The above parameters are for reference only. The data has been updated. Please consult us for the latest pigment red 190 TDS/MSDS/SDS files.
Download: Organic Pigment Red Catalog
Properties and Uses
Pigment Red 190 is a perylene red pigment with excellent solvent resistance and migration resistance. It is insoluble in water and general organic solvents. Although structurally it is a derivative of perylene, it is made from acenaphthene. It has the same chemical structure as C.I. Vat Red 29
Red 190 is bright purple in concentrated sulfuric acid and has a bright red precipitate after dilution.
It is reddish purple in alkaline sodium sulfate solution.
It is dark reddish brown in acidic sodium sulfate solution.
Pigment Red 190 is a high-grade organic pigment used for high-grade industrial exterior coatings and architectural coatings. It is also one of the pigments for cars. In addition, it can also be used for plastic painting pigments and gravure printing inks. It is also a high-grade red vat dye(applied for cotton fabric, jig dyeing, PVA and silk dyeing).