grade
anhydrous
Quality Level
product line
EMSURE®
assay
≥99.0% (acidimetric)
form
solid
potency
>2000 mg/kg LD50, oral (Rat)
loss
≤0.2% loss on drying, 105 °C
pH
8.7-9.3 (20 °C, 10 g/L in H2O)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp
250 °C (decomposition)
solubility
77 g/L
bulk density
880 kg/m3
anion traces
chloride (Cl-): ≤0.002%, sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.001%, K: ≤0.01%, N: ≤0.001%, heavy metals (as Pb): ≤0.001%
storage temp.
2-30°C
InChI
1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key
BNIILDVGGAEEIG-UHFFFAOYSA-L
Analysis Note
含量测定(酸量滴定法): ≥ 99.0 %
pH值(5 %;水):8.9 - 9.2
氯化物(Cl): ≤ 0.002 %
硫酸盐(SO₄): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.001 %
Fe(铁): ≤ 0.001 %
K(钾): ≤ 0.01 %
粒度(0.2 - 1 mm):约90 %
干燥失重(105 °C): ≤ 0.2 %
pH值(5 %;水):8.9 - 9.2
氯化物(Cl): ≤ 0.002 %
硫酸盐(SO₄): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.001 %
Fe(铁): ≤ 0.001 %
K(钾): ≤ 0.01 %
粒度(0.2 - 1 mm):约90 %
干燥失重(105 °C): ≤ 0.2 %
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 |
|---|---|
| 1065599025 | 04022536532431 |
| 1065590500 | 04022536078960 |