fluorescent brightening agent
Inquiry
| Post Date: | Mar 26,2021 |
| Expiry Date: | Mar 26,2022 |
| Detailed Description: |
Cas No. :13001-40-6;13001-39-3
Quantity: 2Metric Tons Specs:for detergent powder making Price:negotiable USD Metric Tons Payment Method: T/T, L/C,D/P Commodity: fluorescent brightening agent Type: CBS-351 Main Chemical Composition: Stilbene derivative Property: 351 is slight yellow greenish crystalline powder(or slight yellow greenish granule) , soluble in water, anionic type, maximum spectrum absorption at 348-350nm Stability in front to alkaline peroxides (Sodium Percarbonate, Sodium Perborate, Hydrogen Peroxide) currently used in detergents. Stability in front to Hydrosulfides. Stability in front to alkalies. C.I. Number: 351 Application: Can be used as brightener for detergent, cotton, linen, silk, polyamide fiber, wool and paper .It can be added to any process of any type of detergent. Process: 1.Detergent(powder and paste form): 0.04-0.2% 2.liquid detergent: 0.2-0.5% Package: 25kg per drum Specification and COA Item Standard Result Appearance yellow-greenish powder slight yellow-greenish powder ABSORPTION 1% DIL / 1 cm UV-VIS SPECTROSCOPY (value) 1120-1160 1135 ABSORBANCE UV-VIS SPECTROSCOPY 7.5 mg/L WATER (value in nm) 0.829~0.885 0.856 DMFPurity ≤0.7 0.0000% Ammonia Smell NO NO Impurities ≤5 conform Water-soluble Transparent to clarify transparent Indissoluble substance: ≤0.5% 0.25 max in ultra-violet range: 348-350nm 349nm |
| CAS Registry Number: | 13001-40-6;13001-39-3 |
| Synonyms: | ;Optical Brightening Agent ER-Ⅲ;1,4'-bis(2-cyanostyryl) Benzole;optical brightener 199;C.I.199;1,4-BIS(4-CYANOSTYRYL)BENZENE;4,4'-(p-phenylenediethene-2,1-diyl)bisbenzonitrile;Optical Brightening Agent ER C. I. 199;Benzonitrile, 4,4-(1,4-phenylenedi-2,1-ethenediyl)bis-;1,4'-bis(2-cyanostyryl) Benzene;Optical Brightener ER;1,4'-bis(2,4'-cyano-phenlene)-benzene;Optical Brightener ER II;Fluorescent Brightener ER-1;C.I. 199;4,4'-(benzene-1,4-diyldiethene-2,1-diyl)dibenzonitrile;4,4'-[benzene-1,4-diyldi(E)ethene-2,1-diyl]dibenzonitrile;2-[2-[4-[2-(2-cyanophenyl)vinyl]phenyl]vinyl]benzonitrile;FBA 199;Fluorescent Brightener ER-I;Fluorescent Brightener;Fluorescent Brightener ER;1,4-Bis(2-cyanostyryl)benzene;High Efficient Fluorescent whitening Agent CBS;Optical Brightener;Optical Brightening Agent;Fluorescent Whitening Agent;Fluorescent Brightener;Fluorescent Brightening Agent;Optical Whitening Agent;Optical Brightening Agent ER-III;Fluorescent Brightener ER-Ⅰ;ER-Ⅰ;Optical Brightening Agent ER-Ⅰ;Optical Brightner ER-I;Optical Brightner ER-III; |
| Molecular Formula: | C24H16N2 |
| Molecular Weight: | 332.3972 |
| Molecular Structure: | 
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| Company: | Yangzhou Guanmin Detergent Chemicals Co., Ltd. [ China ] |
| Contact: | Bill Nai |
| Tel: | 0086-18852572628 |
| Fax: | 0086-514-80985708 |
| Email: | billnai2006@yahoo.com |
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