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Optical brightening agent /Optical Brightener OB (C.I.184)

Inquiry
  Post Date: Oct 02,2016
  Expiry Date: Oct 02,2017
  Detailed Description: Cas No. :7128-64-5 Specs:25kg/fiber drum
Payment Method: T/T
Specification:



Product name:Optical Brightener OB
Appearance: Slight greenish yellow powder

Synonyms: 2,5'-bis[2-(5-tert-buty l-2 benzoxazoly)thiophene; Fluorescent Brightener 184; 2,2’-(2,5-thiophenediyl)bis(5-(1,1-dimethylethyl)-benzoxazol

CAS No.:7128-64-5
Structural No.: C.I.184
Molecular formula: C26H26SO2N2

Melting point:198-200°C



Content:99.6%



Moisture:0.3%







Application:



Generally brightening agent,especially suitable for engineering plastic,films,synthetic leather,nylon string,etc,and also used in paint,ink,and coating for whitening and brightening.

Packing:10kg/carton, 20kg/cardboard drum,25kg/cardboard drum,or as the customers' requirement

  CAS Registry Number:

7128-64-5
  Synonyms: ;Fluorescent Brightener OB;Fluorescent brightening agent 184;Fluorescent Whitening Agent OB;Optical Brightening Agent OB;Fluorescent Brightener 184;C.I. 184;Fluorescent Brightener OB-4;Fluorescent brightening agent 184;Optical Brightner OB;BBOT;C.I. Fluorescent Brightener 362;Uvitex 2B;TINOPAL CBS-X;UVITEX OB;UVITEX(R) 2B;TOSLAB 644820;2,5-BIS(5'-TERT-BUTYL-2'-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE;2,5-BIS(5-TERT-BUTYLBENZOXAZOYL)-2-THIOPHENE;2,5-BIS(5-T-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene;
  Molecular Formula: C26H26N2O2S
  Molecular Weight: 430.5618
  Molecular Structure: 7128-64-5 2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene
  Safety Description: S24/25:;

  Company: Hangzhou Tidesource Chemical Co., Ltd.     [ China ]          
  Contact: joanna zhang
  Tel: 86-571-86627056
  Fax: 86-571-86733060
  Email: zqdeyh123@yahoo.com
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