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经验公式(希尔记法):
HK2O4P · 3H2O
化学文摘社编号:
分子量:
228.22
UNSPSC Code:
12352302
EC Index Number:
231-834-5
NACRES:
NA.21
MDL number:
Assay:
≥99.0% (acidimetric)
Form:
solid
产品名称
磷酸氢二钾三水合物, for analysis EMSURE®
Quality Level
product line
EMSURE®
assay
≥99.0% (acidimetric)
form
solid
pH
9.2-9.4 (20 °C, 50 g/L in H2O)
mp
340 °C (anhydrous substance; decomposes)
bulk density
800 kg/m3
anion traces
chloride (Cl-): ≤0.001%, sulfate (SO42-): ≤0.005%
cation traces
As: ≤0.00005%, Fe: ≤0.0005%, N: ≤0.001%, Na: ≤0.1%, heavy metals (as Pb): ≤0.001%
storage temp.
15-25°C
SMILES string
[K+].[K+].[P](=O)([O-])([O-])O.O.O.O
InChI
1S/2K.H3O4P.3H2O/c;;1-5(2,3)4;;;/h;;(H3,1,2,3,4);3*1H2/q2*+1;;;;/p-2
InChI key
XQGPKZUNMMFTAL-UHFFFAOYSA-L
Analysis Note
含量测定(酸量滴定法): ≥ 99.0 %
pH值(5 %;水):9.1 - 9.3
氯化物(Cl): ≤ 0.001 %
硫酸盐(SO₄): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.001 %
As(砷): ≤ 0.00005 %
Fe(铁): ≤ 0.0005 %
Na(钠): ≤ 0.1 %
pH值(5 %;水):9.1 - 9.3
氯化物(Cl): ≤ 0.001 %
硫酸盐(SO₄): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.001 %
As(砷): ≤ 0.00005 %
Fe(铁): ≤ 0.0005 %
Na(钠): ≤ 0.1 %
Other Notes
替代:PX1571; PX1571-1; PX1571-20
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 147273-1G | 04061825894621 |
| 147273-250MG | 04061832425078 |
| 1050999025 | 04022536060873 |
| 1050990250 | 04022536060842 |
| 1050999050 | 04022536060880 |
| 1050991000 | 04022536060859 |
| 1050995000 | 04022536683829 |