China CAS 7128-64-5 Optical Brightener Ob with Factory Price, Find details about China Optical Brightener Ob, Optical Brightener Agent Ob from CAS 7128-64-5 Optical Brightener Ob with Factory Price
TEST ITEMS | SPECIFICATION |
APPEARANCE | LIGHT YELLOW OR MILK WHITE POWDER |
SHADE | LIGHT YELLOWISH |
METLING POINT | 201-202 °C |
PURITY | 99% min |
FINENESS | 300 mesh min |
SOLUBILITY | hardly soluble in water,but soluble in paraffin, mineral oils and ordinary organic solvents. |