离岸价格
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Minimum Order
位置:
China
最小订单价格:
-
最小订单:
20 Metric Ton
包装细节:
25kg/bag
交货时间:
within 15 days after receiving the advance payment
供应能力:
30000 Metric Ton per Month
付款方式:
T/T, L/C
联系人 Ms. Wang
No. 38, industrial park, Guangzong Country,, Xingtai, Hebei
Potassium phosphate
Molecular formula: KH2PO4
CAS: ********0
Appearance:
White crystal powder
Properties:
Colorless sifang crystals or white crystalloid powder. The relative density 2.**8. Melting point **2.6 °C. Soluble in water (*0 °C for improve g / **0ml canister water), become acidic aqueous solution, 1% linsuanerqingjia solution pH value is 4.6. Not soluble in alcohol. Have ChaoXie sex. Heating and **0 °C melted and transparent liquid, after cooling curing is not transparent glass shape partial potassium phosphate.
Use:
Analytics reagents, such as configuration standard solution, buffer a PH. Also used in the pharmaceutical industry, piezoelectric element and electric optical components production.
Details:
|
Test item |
Specification |
|
|
Reagent grade |
Pharmaceutical grade |
|
|
Appearance |
Conform |
Conform |
|
Assay [KH2PO4]/% |
≥*9.5 |
≥*9.0 |
|
Clarify degrees test |
Conform |
Conform |
|
Water insoluble/% |
≤0.**2 |
≤0.**5 |
|
Dry weightlessness /% |
≤0.2 |
≤0.3 |
|
Chloride (Cl)/% |
≤0.**1 |
≤0.**5 |
|
Sulfate (SO4)/% |
≤0.**3 |
≤0.**5 |
|
N/% |
≤0.**1 |
≤0.**2 |
|
Sodium (Na)/% |
≤0.*2 |
≤0.*5 |
|
Ferric (Fe)/% |
≤0.**1 |
≤0.**5 |
|
Arsenic (As) /% |
≤0.***5 |
≤0.**2 |
|
Heavy metal (Pb)/% |
≤0.**1 |
≤0.**5 |
