<big id="zg8am"></big>
  1. <code id="zg8am"></code><strike id="zg8am"></strike>
  2. <code id="zg8am"></code>
  3. <tr id="zg8am"></tr>

    1. <code id="zg8am"></code>

      <code id="zg8am"></code>

      1. <th id="zg8am"><option id="zg8am"></option></th>
      2. Your current location>>Home>>Products
         Name: Potassium carbonate
        Potassium carbonate

        Properties:
        colorless or white hexagonal or orthorhombic crystal or granular powder. Relative density 2.662 Softening point 588 ℃, melting point 1069 ℃, boiling point 1689 ℃. Soluble in water (12G/100ML water at 25 ℃, 24.1G/100ML water at 100 ℃), insoluble in alcohol, acetone and carbon disulfide.
        Specification: Industrial grade potassium carbonate (GB/T 1587-2000)


        Index

        Unit

        Superior

        Color tube grade

        First class

        Qualified

        Content(K2CO3)

        % ≧

        99.0

        99.0

        98.5

        96.0

        Chloride(KCl)

        % ≦

        0.01

        0.03

        0.10

        0.20

        Sulfur compound (K2SO4)

        % ≦

        0.01

        0.04

        0.10

        0.15

        Iron

        % ≦

        0.001

        0.001

        0.003

        0.010

        Water insoluble matter

        % ≦

        0.02

        0.04

        0.05

        0.10

        Loss on ignition

        % ≦

        0.6

        0.8

        1.00

        1.00

        Specification: Food additive potassium carbonate (HG2452-93)


        Index

        Unit

        Standard value

        Potassium carbonate(K2CO3)

        % ≧

        99.0

        Chloride(KCl)

        % ≦

        0.01

        Sulfur compound (K2SO4)

        % ≦

        0.01

        Iron

        % ≦

        0.001

        Water insoluble matter

        % ≦

        0.02

        Loss on ignition

        % ≦

        0.6

        Arsenic

        % ≦

        0.0003

        Heavy metal(Pb)

        % ≦

        0.002

        Packing:
        Woven bag or paper-plastic composite bag, lined with plastic bag, net weight 25/50/500/800/900/1000 KG.
        Storage and transportation:
        Keep in dry and well-ventilated warehouse. To protect from damp and rain.
        Notes:
        Separate from organic matters and sulfur.
        Uses:
        As raw material for producing electronic valve, television pictrue tube, glass envelope of computer monitor, food additive potassium sorbate, monopotassium phosphate. Moreover, it can also be used in ink, polyester, explosive, electroplating, leather, porcelain, buiding material, crystal and drugs.

        亚洲欧美在线综合图区_国产亚洲中文在线精品网址_全程露脸俩丰满老熟女_亚洲成在人网站无码天堂