1.06591
tetra-Sodium diphosphate decahydrate
for analysis EMSURE® ACS,Reag. Ph Eur
别名:
tetra-Sodium diphosphate decahydrate, tetra-Sodium pyrophosphate, TSPP
选择尺寸
关于此项目
SMILES string
[Na+].[Na+].[Na+].[Na+].[P](=O)([O-])([O-])O[P](=O)([O-])[O-].O.O.O.O.O.O.O.O.O.O
InChI
1S/4Na.H4O7P2.10H2O/c;;;;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;;;;(H2,1,2,3)(H2,4,5,6);10*1H2/q4*+1;;;;;;;;;;;/p-4
InChI key
VZWGHDYJGOMEKT-UHFFFAOYSA-J
grade
ACS reagent
agency
reag. Ph. Eur.
product line
EMSURE®
assay
99.0-103.0% (acidimetric)
form
solid
impurities
≤0.001% Total nitrogen (N), ≤0.01% Insoluble matter
pH
9.5-10.5 (20 °C, 50 g/L in H2O)
mp
988 °C (anhydrous substance)
density
1.82 g/cm3 at 20 °C
bulk density
650 kg/m3
anion traces
chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.1%, sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.0005%, K: ≤0.005%, heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
Quality Level
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Analysis Note
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 9.5 - 10.5
Chloride (Cl): ≤ 0.001 %
Orthophosphate (PO4): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Corresponds to ACS, Reag. Ph Eur
Other Notes
Legal Information
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1
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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