Chemical Material Co.,ltd.

opalescence Optical Brightener OB-1 (OBA 393) C.I 393 CAS No. 1533-45-5 Appearance Bright yellowish green crystal powder Purity 98.5% minimum Melting

OBA184 1. Product Name:2.2-(4.4-diphenol vinyl)di-benzoxazol CAS No:1533-45-5 Molecular:414 Molecular formula:C28H1...

OB-1 1. Product Name:2.2-(4.4-diphenol vinyl)di-benzoxazol CAS No:1533-45-5 Molecular:414 Molecular formula:C28H18N...

optical brightener OB-1 393 usage in whitening agent for polyester, cotton blend fabric or plastics, welcome to contact us

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our Optical Brightening Agent appearance is bright yellow green and crystal powder, welcome to inquire us

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pigment blue Specifications Pigment Blue 15:3 for paint Bright color, strong coloring force, excellent light fastness, good heat, acid and alkali re

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