Fluorescent brightener OB
Diphenyl (2,4,6-trimethylbenzoyl)-phosphine oxide
Light yellow or milk white powder
Poorly soluble in water, soluble in alkane, mineral oil and common organic solvents
Used to whitening and brightening PVC, polystyrene, polyethylene, polypropylene, thermoplastic plastic, ABS, cellulose acetate fiber, coating, paint, ink, etc.
25KG fiber drum lined with double-layer plastic bag
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