女人张开腿让男人桶视频全黄

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          Thiourea (Thiocarbamide)
          Thiourea Dioxide
          Barium Chloride Dyhydrate
          Barium Hydroxide Octahydrate
          Barium Hydroxide Monohydrate
          Barium Chloride Anhydrous
          Sodium Hydrosulphide
          High Purity Barium Chloride ...

          Products


        Product Name : Sodium Hydrosulphide


        (1) CHEMICAL NAME: SODIUM HYDROSULPHIDE
        (2) MOLECULAR FORMULA AND MOLECULAR WEIGHT:
        NaHS=56.06
        (3) SPECIFICATION:

        INDEX NAME FIRST GRADE SECOND GRADE SOLID
        APPEARANCE LIGHT LIMPID YELLLOW FLUID LIMPID YELLOW FLUID กก
        SODIUM HYDROSULPHIDE(NaHS) 36.00 22.00 70.00
        SODIUM SULPHIDE(NaS) 1.00 3.00 กก

        (4) CHARACTER: ORTHOTROPIC COLORLESS CRYSTAL, DAMP DISSOLUBILITY, INSTABILITY, MELTED INTO BLACK FLUID AT 350 CENTIGRADE DEGREE.
        DISSOLVED IN WATER AND ALCOHOL. ITS SOLUTION HAS STRONG ALKALINE
        REACTION AND BLEEDS HYDROSULPHIDE GAS WHEN IT MIXES WITH ACID. 
        THE SODIUM HYDROSULPHIDE FOR INDUSTRY USE IS GENERALLY SOLUTION,
        AND IT APPEARS ORANGE COLOR AND YELLOW COLOR, BITTER ORDER. IT 
        HAS CAUSTICITY TO THE SKIN OF MAN.
        (5) USE: USED FOR AMMONIUM SULPHIDE, SODIUM METHYL MERCAPTIDE 
        AND THE MATERIAL OF PESTICIDE ETHANETHIOL. IN MINING INDUSTRY, 
        IT USED TO SEPARATE MINERAL COPPER. IN THE PROCESS OF PRODUCING 
        LEATHER,IT USED TO ELIMINATE FUR FROM FRESH SKIN. IN CHEMICAL 
        INDUSTRY,IT USED TO SHUCK OFF MONOMER SULPHIDE AMONG ACTIVE 
        CARBON. DURING PRODUCING ARTIFICIAL FIBRE, IT USED TO DYE 
        SULFUROUS ACID.
        (6) PACKING: FLUID: IN BULK, TANK CAR.

         
        Copyright(C)2011, Shandong Xinke Environmental Chemistry Co., Ltd. All Rights Reserved.   Supported by ChemNet ChinaChemNet Toocle
        女人张开腿让男人桶视频全黄