... : Yellowish green powderSmell: No special smellApplication:1>Suitable for whitening and brightening polypropylene plastic, hard PVC, ABS . ... EVA, polystyrene, polycarbonate, etc.2>Suitable for whitening chemical fibers, such as the polyester fibre, nylon fiber ... polymerization of polyester and nylon.4> Especially suitable for whitening the plastics of elevated temperature compaction. Package: ...