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hóa chất diethylene triamine penta

  1. jajakk123

    Toàn quốc hóa chất diethylene triamine penta methylene phosphonic acid

    hóa chất Diethylene Triamine Penta methylene phosphonic acid DTPMPA SPECIFICATION Molecular Formula：C9H28O15N3P5 Molecule Weight：573 Typical Active Content：50+/-1% Appearance：Clear, Dark amber solution pH (1% solution)：< 2.0 Specific gravity(20℃ )：1.40+/-0.05 Phosphorous acid (asPO33-)...
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