Ranbar Yellow 3G Pyrazolone Dyestuff - Solvent Yellow 93

Name: Solvent dyes

Index number: Solvent Yellow 93

CAS Registry Number: 4702-90-3

EINECS NO: 225-184-1

Chemical structure: Pyrazolinone

Molecular formula: C21H18N4O2

Molecular weight: 358.39

Color phase: greenish yellow

Transparency: Highly transparent

Appearance: Powder

Physicochemical properties:

Coloring power (standard product %)	100±3%
Density	1.27g/cm³
Melting point	180°C
150μm sieve residue amount	≤5%
Ash	≤0.2%
PH value	5-7
Lightfastness	7-8 grade
Heat resistance	280-300℃
Acid resistance	Grade 5
Alkali resistance	Grade 5

Tips: Due to the high concentration of dyestuff, the color of the dye color powder differs greatly from the actual coloring color, the actual coloring color can refer to the color card, and the actual application to show the effect shall prevail.

Product Description:
Ranbar Yellow 3G is a greenish yellow pyrazolone dye with bright color, high transparency, and strong dyeing power, providing excellent light fastness and heat stability, good acid and alkali resistance, and migration resistance, it is insoluble in water and soluble in organic solvents such as ethanol, chloroform, and acetone.

Ranbar Yellow 3G pyrazolone dyes are mainly used for coloring all kinds of hard plastic products, suitable for PS, SB, SAN, PMMA, PC, PPO, PET, and other polymers, and also recommended for coloring polyester fiber stock and masterbatches.

Solubility: (23°C/73°F, in g/l)

Acetone	8
Butanone	23
Butyl acetate	10
Toluene	25
Dichloromethane	190
Ethanol	1
Benzyl alcohol	5
Methyl methacrylate	8
Stearic acid	13
Xylene	28
Styrene monomer	55
Paraffin wax(52/54)	3