China Optical Brightener Fluorescent Whitening Agent Ob for Recycle Raw Materials, Find details about China Fluorescent Whitening Agent, Optical Brightener from Optical Brightener Fluorescent Whitening Agent Ob for Recycle Raw Materials
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. |