新太阳集团娱乐app-欢迎莅临新太阳集团娱乐app

<xmp id="e4cec">
  • <td id="e4cec"><option id="e4cec"></option></td><td id="e4cec"></td><noscript id="e4cec"><kbd id="e4cec"></kbd></noscript>
  • <table id="e4cec"><source id="e4cec"></source></table>
  • 

    Phosphotungstic Acid Property

    Phosphotungstic acid property includes its physical and chemical property, it is heteropolyacid of phosphotungstic acid, chemical formula is H3PW12O40, can be used in catalyst, dyeing, coloring agent, biological sample dyeing, analytical agent, protein precipitants and so on.

    Phosphotungstic Acid Physical Property

    Phosphotungstic acid has no obvious toxicity, it is stimulating with subacidity.
    Appearance: Grey or light yellow crystalline.
    Melting Point: 89℃
    Solubility: 200g/100ml (water)

    Phosphotungstic Acid Chemical Property

    1. It will decompose with increase of pH value.
    2. It is thermal stable under 400℃, more stable than silicotungstic acid which has similar structure.
    3. It can absorb a lot of polar molecular, such as pyridine instead of absorbed on the surface but the inside of molecular.
    4. Sensitivity of phosphotungstic acid reduction is weaker than phosphomolybdate, after restored by uric acid or ferrous sulfate will generate brown compound.
    5. Phosphotungstic acid is the strongest heteropolyacid, even the pH value is low, it is completely dissociation. phosphotungstic acid phase diagram

    If you have any other question or inquiry of our product, please contact us through the following methods:
    Email:sales@chinatungsten.com
    Tel.: +86 592 5129696 / 86 592 5129595    Fax: +86 592 5129797

    新太阳集团娱乐app <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <文本链> <文本链> <文本链> <文本链> <文本链> <文本链>