1.06639
Sodium sulfate
anhydrous granulated for organic trace analysis EMSURE®
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About This Item
Linear Formula:
Na2SO4
CAS Number:
Molecular Weight:
142.04
NACRES:
NA.21
EC Index Number:
231-820-9
UNSPSC Code:
12352302
MDL number:
Assay:
≥99.0% (acidimetric)
Form:
solid
Solubility:
200 g/L
Quality Level
product line
EMSURE®
assay
≥99.0% (acidimetric)
form
solid
potency
>2000 mg/kg LD50, oral (Rat)
loss
≤ 0.5% loss on drying, 130 °C
pH
5.2-8.0 (20 °C, 50 g/L in H2O)
solubility
200 g/L
density
2.68 g/mL at 25 °C (lit.)
bulk density
1400‑1600 kg/m3
cation traces
Fe: ≤0.001%
storage temp.
2-30°C
SMILES string
[Na+].[Na+].[O-]S([O-])(=O)=O
InChI
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChI key
PMZURENOXWZQFD-UHFFFAOYSA-L
Analysis Note
Appearance: small crystals
Assay (acidimetric): ≥ 99.0 %
Fe (Iron): ≤ 0.001 %
Loss on drying (130 °C): ≤ 0.5 %
Assay (acidimetric): ≥ 99.0 %
Fe (Iron): ≤ 0.001 %
Loss on drying (130 °C): ≤ 0.5 %
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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Storage Class
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1066390500 | 04022536080314 |