Pigment Red PR21

SECTION 1.Pigment Name: Pigment Red PR21
C.I. Number: Pigment Red 21                         
CAS Number: 6410-26-0
EU Number: 229-096-4
Chamical Family: Mono azo

SECTION 2. Physical, Chemical and Fastness Properties
Molecular Weight: 401.84
Molecular Formula: C₂₃H₁₆ClN₃O₂
P.H. Value: 6.0-7.0
Density: 1.5
Oil Absorption（ml/100g）: 35-45

SECTION 3. FASTNESS PROPERTIES
Light Fastness: 6-7
Heat Resistance: 180-200℃
Water Resistance: 4
Oil Resistance: 4
Acid Resistance: 4
Alkali Resistance: 4

SECTION 4. Application
Main Application: Industrial Paint, Multifunction paint
Can Use: Coating, Water base Ink

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