亚洲色 自偷自拍另类

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    Welcome to the official website of Changshu Xinhua Chemical Co., Ltd.!

    Changshu Xinhua chemical co., ltd.

    常熟市新華化工有限公司

    Changshu Xinhua chemical co., ltd.

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    · Have a scientific enterprise management system · Is a high-tech enterprise in Jiangsu Province and Changshu Polymer New Material Industry Base

    Anhydrous Potassium Fluoride

    Molecular formula: KF
    Molecualr weight: 58.10
    Properties: White (cubic) crystal; deliquescent; soluble in hydrofluoric acid and ammonia and slightly in alcohol; melting point 858℃; keep it sealed.
    Usage: Glass engraving, food antiseptic, electroplating, welding flux, insecticide, absorbent of fluorating agent (absorbing moisture of hydrofluoric acid); raw material for Potassium Bifluoride.
    Content: ≥98%
    Impurities:

    Chloride ( Cl )

    ≤0.05%

    Free acid ( HF )

    ≤0.3%

    Free alkali (K2CO3)

    ≤0.2%

    Fluosilicate ( SiO3 )

    ≤0.2%

    Fe

    ≤0.03%

    Moisture ( H2O )

    ≤0.5%

    Package: 25KG plastic woven bag or 50kg fibre drum.
    Caution at transportation: Inorganic toxicant; UN NO.1812; specified number of hazardous goods: 83016; class of risk:6.1
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    亚洲色 自偷自拍另类
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