Pigment Green 7

Due to its stability, pigment green 7 is used in inks, coatings, and many plastics. In application it is transparent. The pigment is insoluble and has no tendency to migrate in the material. It is a standard pigment used in printing ink and packaging industry.
CAS numbers 1328-45-6 and 1328-53-6
Chemical Formula C32H3Cl13CuN8 to C32HCl15CuN8
Empirical Formula C32Cl16CuN8
Formula Weight 1127.19
Density 2.00

Violet 23

Molecular Weight 589.50
Molecular Formula C34H22CI2N4O2
Trade Name Permanent Violet RL
C.I. Number pigment violet 23
CAS Number 6358-30-1
EU Number 228-767-9
Chemical Family Dioxaxine
Application An azo dye mixture for cellulosic fibres