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Web:http://http://www.m.cqdongrui.com.cn
E-mail:cpcc@pigeonchem.com
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Quality standard
|
項目 Iterms |
工業(yè)級 Industrial Grade |
食品級 Food Grade |
|
主含量（以NaH2PO4.2H2O計） % Main Content NaH2PO4.2H2O |
≥98 |
≥98 |
|
五氧化二磷（以P2O5計） % Phosphorus pentoxide |
≥44.6 |
≥44.6 |
|
PH 值 PH Value of 1% water solution |
4.2-4.8 |
4.2-4.8 |
|
重金屬 % Heavy metals, as Pb |
|
≤0.001 |
|
砷（以As計） % Arsenic, as As |
|
≤0.0003 |
|
氟化物（以F計） % Fluoride, as F |
|
≤0.005 |
|
水不溶物 % Water insoluble |
≤0.1 |
≤0.1 |
|
外觀 Appearance |
白色粒狀結晶 White Granular Crystal |
白色粒狀結晶 White Granular Crystal |