午夜影视

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      1. Alpha Arbutin

        • Price:

          Negotiable

        • minimum:

        • Total supply:

        • Delivery term:

          The date of payment from buyers deliver within days

        • seat:

          Zhejiang

        • Validity to:

          Long-term effective

        • Last update:

          2018-03-09 21:06

        • Browse the number:

          369

        Send an inquiries

        Company Profile

        Hangzhou Lianzheng Chemical Co.,Ltd

        By certification [File Integrity]

        Contact:lianzheng(Mr.)  

        Email:

        Telephone:

        Phone:

        Area:Zhejiang

        Address:Zhejiang

        Website:http://www.hzlzchems.com/ http://lianzheng.shh-dingchao.com/

        Product details

        Alpha-Arbutin?99.5%

        CAS No.: 84380-01-9

        Item

        Specifications

        Appearance

        White or off-white powder

        pH Value

        5.0-7.0

        Melting point

        202℃-210℃

        Specific optical rotation[α]D20

        +174°~+186°

        Loss on drying

        ≤1.0%

        State of solution (Transmittance)

        ≥95.0%

        Hydroquinone

        ≤10ppm

        Heavy metals

        ≤10ppm

        Arsenic

        ≤2ppm

        Residue on ignition

        ≤0.5%

        Assay

        ≥99.5%

        Total plate count

        ?≤1000 cfu/g

        Total yeast and mould count

        ≤100 cfu/g

        E.Coli

        Not detectable

        Staphylococcus aureus

        Not detectable

        Pseudomonas aeruginosa

        Not detectable

        Recommended Usage Rate:?0.2 - 2%?
        Appearance:?White crystalline powder?
        Solubility:?Soluble in warm or cold water?
        Storage:?Protected from light and humidity in a clean place at room temperature. Once open, handle with care to avoid secondary microbial contamination.?
        Country of Origin:?China?
        Shelf Life:?2 years

        This product should be added to a formulation at the recommended usage rate.

        Shipping Information:?HS Code: 29389090.90

        Packing:25kg /drum, or 20kgs/ carton inside with 1kg/bag

        This product is a cosmetic product intended for use on the skin only.

        ?


        http://www.hzlzchems.com/

        午夜影视
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