Item | Specification |
Chemical Name | Optical Brightener OB |
Appearance | Light yellow crystall powder |
Purity | >99% |
Recommended concentrations | 0.02-5% depend on the application and degree of desired whiteness. |
Melting point | 196-200℃ |
Packing | 25kg/Cardboard Drum |
Storage | Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances |