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CAS 91

CAS 91

Product Description Product name: Optical Brightener Swn for Wool This product is used for whitening wool, natural silk,
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Description

Basic Info.
Model NO. SWN
Reach Available
Purity 99.50%
Products Class Optical Brightener Swn for Wool
Products Name Optical Brightener Swn
Model No. Swn
C.I. No. 140
Kind Optical Brightener
Transport Package Bag, Drum
Specification 1kg/bag; 25kg/drum
Trademark LD Chemical
Origin Changsha, Hunan
HS Code 32042000
Production Capacity 60-80mt/Month
Product Description

CAS 91-44-1 Purity 99.5% Min Optical Brightener Swn for Wool

Product Description

Product name: Optical Brightener Swn for Wool

This product is used for whitening wool, natural silk, nylon, acetate fiber and triacetate fiber. It can also be used for whitening cotton, cellulose fibers and acrylic fibers. The dosage is 0.05% to 2.0%. Adding it to synthetic laundry detergent for washing fabrics can improve the appearance whiteness of fabrics after washing.
Optical Brightener Swn Specification:

Product CateOptical Brightening Agent For Wool
Product NameOptical Brightening Agent SWN
Chemical Name2.2'-(4.4'-diphenol vinyl) dibenzoxazol
CAS No.91-44-1
C.I. No.140
Molecular FormulaC14H17NO2
Molecular Weight414
Technical IndexAppearance: white crystal powder
Shade: blue
Purity: 98.5%
Melting point: 68.5-72.0ºC
Ash content: 0.15% max
Solubility: soluble in acid water, ethanol, and other organic solvents
UsesWhitening for wool, silk, nylon, acetic acid, and triacetate fibers.
Whitening for cotton, cellulose, and acrylic fibers. The dosage ranged from 0.05% to 2.0%.
Added to synthetic detergent powder used in washing fabrics.

Optical Brightener Swn Application: be widely used in wool, silk, nylon, acetic acid, and triacetate fibers.

CAS 91-44-1 Purity 99.5% Min Optical Brightener Swn for Wool

CAS 91-44-1 Purity 99.5% Min Optical Brightener Swn for Wool

CAS 91-44-1 Purity 99.5% Min Optical Brightener Swn for Wool


CAS 91-44-1 Purity 99.5% Min Optical Brightener Swn for Wool



Optical Brightener Certificates:SGS,REACH,ROHS,FDA

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