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CAS 70356-09-1 Cosmetic Grade Skin Whitening UV Absorber Sunscreen Avobenzone Powder

• CAS NO: 70356-09-1

• Molecular Weight: 310.393

• EINECS: 274-581-6

• Chemical Name: Avobenzone

• Molecular Formula: C20H22O3

• Mol File: 70356-09-1.mol

• Hs Code: 29145000

• Origin: China

    Properties

    • Vapor Pressure1.21E-08mmHg at 25°C 
    • Melting Point81-84 °C  
    • Boiling Point463.6 °C at 760 mmHg 
    • Flash Point203.1 °C  
    • Refractive Index1.546 
    • Density1.079 g/cm3 
    • Storage Temp.Inert atmosphere,Room Temperature 
    • Solubility.Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly, Heated, Sonicated) 
    •Water Solubility.27μg/L at 20℃  
    • PSA43.37000 
    • PKA9.74±0.13(Predicted) 
    • Appearance: White powder 
    • LogP: 4.44840  
    Exact Mass310.15689456

    Specification

    Item
    Specification
    Appearance
    Light yellowish to white crystalline powder
    Identification A Matches standard
    Identification B Absorption at 360nm, do not differ by more than 3.0%
    Loss on drying
    0.5% max
    Individual impurity
    3.0% max
    Total impurities 4.5% max
    Assay
    95.0% ~ 105.0%

    Products Usage

    Avobezone is a synthetic UV-absorbing Chemicalbook receiver. It is a good UV-A (>320nm) type UV absorber, which can block the full range (320~400nm) of UVA and is highly effective Broad-spectrum oil-soluble UVA filter, compounded with other UVB sunscreens, can provide all UVA and UVB protection, used to prevent photo-induced skin cancer. 

    Package And Storage

    Package: 
    25kg/carton drum or as your requirements.
    Remark: Chemical composition and size can be optimized by the customers' requirements固体1075固体258p

     Storage:
    Keep container tightly closed in a dry and well-ventilated place. Keep in a dry place.

    Safety Protection

    Precautions for safe handling
    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

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