PX1570
磷酸钾二元 二元
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
别名:
磷酸二钾, 磷酸氢二钾
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线性分子式:
K2HPO4
化学文摘社编号:
分子量:
174.18
UNSPSC Code:
12352302
EC Index Number:
231-834-5
MDL number:
Assay:
≥98.0% (acidimetric)
Grade:
ACS reagent
Form:
granular
Solubility:
1600 g/L
产品名称
磷酸钾二元 二元, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
InChI
1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
SMILES string
[K+].[K+].OP([O-])([O-])=O
InChI key
ZPWVASYFFYYZEW-UHFFFAOYSA-L
grade
ACS reagent
agency
meets USP/NF
assay
≥98.0% (acidimetric)
form
granular
impurities
≤0.01% Insoluble matter
loss
≤1.0% loss on drying, 105°C
color
white
pH
9 (20 °C, 10 g/L in H2O)
solubility
1600 g/L
anion traces
chloride (Cl-): ≤0.003%
sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.001%
N: ≤0.001%
Na: ≤0.05%
heavy metals: ≤5 ppm
shipped in
ambient
storage temp.
room temp
Quality Level
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Analysis Note
Assay (acidimetric)98.0% minChloride (Cl)0.003% maxColorWhiteFormGranular powderHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.01% maxIron (Fe)0.001% maxLoss on drying (105°C)1.0% maxNitrogen compounds (as N)0.001% maxSodium (Na)0.05% maxSulfate (SO4)0.005% maxpH of a 5% solution at 25°C8.5-9.6
Application
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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