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  • 紫外线吸收剂BP-4

紫外线吸收剂BP-4

Benzophenone-4
4065-45-6
浙江 更新日期：2012-07-13

hangzhou flying technology co.,ltd

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产品详情:

中文名称：
紫外线吸收剂BP-4
英文名称：
Benzophenone-4
CAS号：
4065-45-6
2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid

 

INCI Name:              Benzophenone-4

 

Synonyms:               Uv-284

 

CAS No.:                  4065-45-6

 

EINECS No.:              223-772-2

 

Molecular Formula:      C14H12O6S

 

Molecular Weight:        308.31g/mol

 

Structural Formula:

 

 

 

Solubility:Soluble in Water, Propylene Glycol, Isopropyl Alcohol, Ethanol. Insoluble in Mineral Oil and Isopropyl Myristate.

 

Property                                            Specification                                  

 

Appearance                            White or light yellow crystalline powder

 

Assay (%)                                            Min. 99.0%

 

Heavy metals                                        Max. 5ppm

 

Colour (Gardner-10% aqueous solution)              Max. 1.0

 

Loss on drying                                        Max. 3.0%

 

PH value                                              1.2-2.2

 

UV Absorbance Max @285nm                          Min. 460

 

UV Absorbance Max @523nm                          Min. 290

 

Melting Point(°C)                                       Min. 140

 

Turbidity in water (EBC)                                Max. 1.5

 

 

 

Applications:

 

Water soluble category I UV-A/B sunscreen. It can used in cosmetic and textiles. Approved use level:5-10%. Soluble active is required.

 

 

 

Stability and Storage:

 

BP-4 should be stored in a closed system and be kept in a dark place without any light exposure. 

 

Package:25 kg net cardboard drum

 

Shelf life:24 months
Benzophenone-4;BP-4

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