荧光增白剂 353 (CAS No.55585-28-9)
- 中文别名
- 增白剂353；FBA 353；C.I. 荧光增白剂353；光学增白剂353
- 英文名称
- Fluorescent Brightener 353
- 分子式
- C40H40N12O8S2Na2
- 所属类别
- 染料颜料
- 物化性质
- 淡黄色至浅黄绿色粉末，相对分子质量约927，溶于水后呈蓝色荧光，微溶于乙醇等有机溶剂；最大紫外吸收波长约350 nm，最大荧光发射波长约430 nm；耐酸碱性良好，与阴离子表面活性剂相容性好。
- 外观
- 淡黄色至浅黄绿色粉末
English description（英文原文，共 1170 字符）
Product Name:Fluorescent Brightener 353
English Name:Fluorescent Brightener 353
CAS No.:55585-28-9
Aliases:Brightener 353, FBA 353, C.I. Fluorescent Brightener 353, Optical Brightener 353
Molecular Formula:C40H40N12O8S2Na2
Physical Properties:Light yellow to pale yellow-green powder with a relative molecular mass of about 927; soluble in water producing blue fluorescence; slightly soluble in ethanol and other organic solvents; maximum UV absorption at about 350 nm and maximum fluorescence emission at about 430 nm; good resistance to acids and alkalis; compatible with anionic surfactants.
Uses:Used as a fluorescent whitening agent in synthetic detergents, soaps, textile dyeing and printing, and papermaking; suitable for whitening and brightening of cotton, linen, viscose and other cellulosic fibers. It offers high whiteness with a pure shade, excellent chlorine fastness and light fastness, and can be applied at relatively low temperatures.
Technical Specifications:
Appearance: light yellow to pale yellow-green powder
Purity (HPLC): ≥96%
Maximum UV absorption wavelength: approx. 350 nm
pH of 1% aqueous solution: 8.0–10.0
Loss on drying: ≤5.0%
English Name:Fluorescent Brightener 353
CAS No.:55585-28-9
Aliases:Brightener 353, FBA 353, C.I. Fluorescent Brightener 353, Optical Brightener 353
Molecular Formula:C40H40N12O8S2Na2
Physical Properties:Light yellow to pale yellow-green powder with a relative molecular mass of about 927; soluble in water producing blue fluorescence; slightly soluble in ethanol and other organic solvents; maximum UV absorption at about 350 nm and maximum fluorescence emission at about 430 nm; good resistance to acids and alkalis; compatible with anionic surfactants.
Uses:Used as a fluorescent whitening agent in synthetic detergents, soaps, textile dyeing and printing, and papermaking; suitable for whitening and brightening of cotton, linen, viscose and other cellulosic fibers. It offers high whiteness with a pure shade, excellent chlorine fastness and light fastness, and can be applied at relatively low temperatures.
Technical Specifications:
Appearance: light yellow to pale yellow-green powder
Purity (HPLC): ≥96%
Maximum UV absorption wavelength: approx. 350 nm
pH of 1% aqueous solution: 8.0–10.0
Loss on drying: ≤5.0%
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常见问题
- 荧光增白剂 353的 CAS 号是多少？
- 荧光增白剂 353的 CAS 号是 55585-28-9。
- 荧光增白剂 353的分子式和分子量是什么？
- 荧光增白剂 353的分子式为 C40H40N12O8S2Na2。
- 荧光增白剂 353的英文名称是什么？
- 荧光增白剂 353的英文名称为 Fluorescent Brightener 353。
- 荧光增白剂 353还有哪些别名？
- 荧光增白剂 353又称 增白剂353、FBA 353、C.I. 荧光增白剂353、光学增白剂353。
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