China The Best Quality Optical Brightener Ob Fluorescent Whitening Agent Ob, Find details about China Plastic, Cotton Fabric from The Best Quality Optical Brightener Ob Fluorescent Whitening Agent Ob
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. |