酸式焦磷酸钠

  • Min.Order Quantity: 1000KGS
  • Supply Ability: 10000 MTs per Month
  • Port: Main Port of China
  • Payment Terms: L/C,D/A,D/P,T/T
  • Product Detail

    Product Tags

    简介

    白色粉末或颗粒状,相对密度1.86g/cm3,易溶于水,不溶于乙醇; 其水溶液与稀释的无机酸一起加热后水解成磷酸; 具有吸湿性,吸湿后为六水合产物; 如果在220℃以上加热,就会分解成偏磷酸钠。

     

    规格

    Items Standards
    Assay (%) (Na2H2P2O7) ≥95.00%
    P2O5 (%) ≥63.00%,≤64.5%
    Fluoride(PPM) ≤10mg/kg
    Cadmium(PPM) ≤1mg/kg
    Lead (PPM) ≤1mg/kg
    Mercury(PPM) ≤1mg/kg
    Arsenic(PPM) ≤1mg/kg
    Substances not dissolved in water(%) ≤1.0%
    PH value(%) ≥3.7,≤4.5
    Loss on drying ≤0.5%
    100mesh through  >95%
    200mesh through  >85%
    16mesh through  ≥95%
    Ror 28
    Aluminum(PPM) ≤200

     

    用途

    应用于方便面上,可缩短水的复位时间,避免面条粘稠;

    应用于饼干、糕点上,可缩短发酵时间,减少破损,使多孔空间有序,延长保质期。


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