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Shandong Raytop Chemical Co.,Ltd
Professional optical brightener OB OB-1 FP-127 KSN KCB manufacturer from 2006
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Equivalent to Eastman OB-1,Optical brightener 393

Equivalent to Eastman OB-1,Optical brightener 393

Place of Origin : China
Certification : ISO9002
Model Number : OB-1 (equivalent to Eastman 393)
Brand Name : RT
MOQ : 100 kgs
Price : USD16.00/kg
Packaging Details : 10kg/25kg per fiber drum
Delivery Time : from stock
Payment Terms : TT,DP,LC
Supply Ability : 200 MT/M
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Product Name Optical Brightening Agent OB-1
Chemical Name 2.2’-(4.4’-diphenol vinyl) dibenzoxazol
CAS No. 1533-45-5
C.I. No. 393
Structural Formula
Molecular Formula C28H18N2O2
Molecular Weight 414
Technical Index Appearance:yellowish green powder
Melting Point:357~359°C
Uses Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization.

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