C.I.No.: 393 Chemical name: 2.2’-(4.4’-diphenol vinyl) dibenzoxazol CAS NO: 1533-45-5 Formula: C28H18N2O2 Melting Point: 357~359°C App… Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API an

Product Name: Optical Brightener OB-1 Model No.: OB-1 CAS No.: 1533-45-5 C.I.No.: 393 Molecular Formula: C28H18N2O2 Appearance: Yellowish green powder Purity: ≥98.5 % Melting point: 355-360°C 1. Suitable for polyester fiber (PSF), ny

Items Standard Result Appearance Yellow green powder Conform Purity ≥99%

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CASNumber: 1533-45-5 Name: Benzoxazole,2,2'-(1,2-ethenediyldi-4,1-phenylene)bis- SuperlistName: 2,2…Appearance:powder Storage:sealed Package:bags Application:in cosmetics Transportation:by air Port:G

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole CAS 1533-45-5 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed

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Flourescent brightener OB-1 Appearance: bright yellow green crystalline powder Purity: ≥98.5% Melting point: 355-360℃ Solubility: insoluble in water, soluble in benzene dichloride and other high boiling point organic solvents Packing: 25KG

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Fluorescent Brightener OB-1 is a fluorescent whitening agent of stilbene bisbenzoxazole, with light green and yellowish powder appearance and blue-white fluorescence. It has the characteristics of high temperature resistance, pure colour light, stron

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Product Name Optical brightener OB-1 Chemical Name 4,4'-Bis(2-benzoxazolyl)stilbene CAS NO. 1533-45-5 MF C28H18N2O2 Ap

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About Product Details Items Specifications Test Results Appearance White to white crystalline powde

Beluga chemical professional supply High quality 4,4'-Bis(2-benzoxazolyl)stilbene CAS 1533-45-5 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabiliti

1)quick response within 12 hours; 2)quality guarantee: all products are strictly tested by our qc, confirmed by qa and approved by third party lab in china, usa, canada, germany, uk, italy, france etc. 3) oem/odm available; 4) reasonable &amp

1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole Molecular Structure: Formula: C28H18N2O2 Molecular Weight : 414.45 Synonyms: 4,4'-BIS(2-BENZOX

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Appearance:white powder/crystal Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Ai