1.06682
Sodium ammonium hydrogen phosphate tetrahydrate
for analysis EMSURE®
别名:
Sodium ammonium hydrogen phosphate tetrahydrate, Ammonium sodium hydrogen phosphate, Microcosmic salt
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关于此项目
经验公式（希尔记法）:
H5NNaO4P · 4H2O
化学文摘社编号:
分子量:
209.07
UNSPSC Code:
12352302
EC Index Number:
235-860-8
NACRES:
NA.21
MDL number:
Assay:
≥99.0% (acidimetric)
Form:
solid
Solubility:
167 g/L
SMILES string
[Na+].[P](=O)([O-])(O)O.N.O.O.O.O
InChI
1S/H3N.Na.H3O4P.4H2O/c;;1-5(2,3)4;;;;/h1H3;;(H3,1,2,3,4);4*1H2/q;+1;;;;;/p-1
InChI key
IQTQISLCLWJRPM-UHFFFAOYSA-M
product line
EMSURE®
assay
≥99.0% (acidimetric)
form
solid
pH
8.3 (20 °C, 50 g/L in H2O)
mp
79 °C
solubility
167 g/L
density
0.85 g/cm3 at 20 °C
anion traces
chloride (Cl-): ≤0.001%, sulfate (SO42-): ≤0.005%
cation traces
As: ≤0.00005%, Fe: ≤0.0005%, K: ≤0.001%, heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
Quality Level
Analysis Note
Assay (acidimetric): ≥ 99.0 %
Chloride (Cl): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
As (Arsenic): ≤ 0.00005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.001 %
Chloride (Cl): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
As (Arsenic): ≤ 0.00005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.001 %
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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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