Pigment Red 188

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HP RED 2629
C.I.PR188
Other names: naphthol Red HF3S 70
Remarks: opaque

Technical Data Sheet
Chemical Composition
Color Index Pigment Red 188
C.I.NO. 12467
Chemical Formula C33H24ClN4O6
CAS NO. 61847-48
EU NO. 263-272-1
Physical Properties
Physical Form Red Powder
Heat Resistance(℃) 200
Density (g/cm3) 1.5
Specific Surface(㎡/g) 22
PH Value 6.0-8.0
Oil Absorption(ml/100g) 38
Fastness Properties Full Color Tint Color
Dispersibility Excellent Excellent
Light Fastness 8 7~8
Acid Resistance 5 4~5
Alkali Resistance 5 4~5
Weather Fastness 5 4~5
Water Resistance 5 4~5
Oil Resistance 5 4~5

Recommended applications: industrial paints, water based paints, powder coatings
Notes:

Full Color: Pig. Content: 6%
Tint Color: Pig. : white=1:20

1. Composition / Information on Ingredients
Chemical Nature Naphthol Red
Chemical Formula C33H24ClN4O6
C.I. NO. 12467, Pigment Red 188
CAS No. 61847-48
EU NO. 263-272-1
2. Physical and Chemical Properties
Melting point/melting rang 320 ℃
Density 20℃
Approx(g/cm3) 1.5
Specific surface(m²/g) 22
Average particle size(um) 0.22
PH value 6.0-8.0

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