欧美性VIDEOSTV另类极品

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            Yixing Jincheng Chemical Co.,Ltd.

            宜興市錦程化工有限公司

            Yixing Jincheng Chemical Co.,Ltd.

            Hotline:

            +86-510-87941102

            PRODUCTS

            PRODUCTS

            Tetramethylammonium hydroxide

            Executive Standard: HG3—1006---95

            Standard: (crystal)

            Product Name: TMAH 
            Molecular Formula: C4H13NO
            Molecular Weight: 91.156
            Property: Colorless crystal, breaks down at 130 ℃ and generates methyl alcohol and trimethylamine.   
            Quality Standard (Enterprise standard):

            Aliali Content(%) ≥46.5
            Max Impurity Content (% ) CO3≤ 1.0
            Fe ≤ 0.001
            K ≤ 0.001
            Pb ≤ 0.002
            Na ≤ 0.002
            Cl ≤ 0.01
            Non-volatile Matter ≤ 0.03

            Use : Organic strong alkali, supporting liquid for polarogram test

            Packing: 250g / bottle

            蘇公網安備 32028202000288號

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            欧美性VIDEOSTV另类极品
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