Excellent span of visible light transmission
Recommended for the argon laser
Absorption maximum, l max: 443 nm
Absorptivity in acetone: 28 L g-1 cm-1
Appearance: orange powder
Melting point: 230 - 235oC
Solubility in grams/100 grams of solvent:
MEK 0.60 grams
Xylene 0.45 grams