optical attenuator Photos Catalog - page 57

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Optical Brightener Obs
Chemicals - TIANJIN LEADING IMPORT & EXPORT CO., LTD - China - May 28, 2026 - 1.00 Dollar US$

1. Applications: Optical Brightener OB can be used for whitening thermoplastics, PVC, PS, PE, PP, ABS, acetate fibre, paint, coating, printing ink, etc. It can be added for whitening at any stage of process of polymers and can give the finished produ...

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