238597
Sodium sulfate
ACS reagent, ≥99.0%, anhydrous, powder
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About This Item
Linear Formula:
Na2SO4
CAS Number:
Molecular Weight:
142.04
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-820-9
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent, anhydrous
Form:
powder
Quality Level
grade
ACS reagent, anhydrous
assay
≥99.0%
form
powder
impurities
≤0.01% insolubles, ≤5 ppm N compounds
loss
≤0.5% loss on ignition
pH
5.2-9.2 (25 °C, 5% in water), 5.2-9.2
mp
884 °C (lit.)
density
2.68 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%
cation traces
Ca: ≤0.002%, Fe: ≤0.001%, K: ≤0.002%, Mg: ≤0.001%, heavy metals: ≤5 ppm (by ICP-OES)
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
Application
Sodium sulfate can be used as a catalyst:
- In the Suzuki-Miyaura cross-coupling reactions of aryl halides with arylboronic acids to synthesize biaryl compounds in the presence of PdCl2.
- For the aminolytic depolymerization of PET (polyethylene terephthalate) bottle waste.
Other Notes
Legal Information
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
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Storage Class
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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Find documentation for the products that you have recently purchased in the Document Library.
The use of sodium sulfate as the globulin precipitant in the determination of proteins in blood.
Howe PE.
The Journal of Biological Chemistry, 49(1), 93-107 (1921)
Eagleson M.
Concise Encyclopedia Chemistry, 405-405 (1994)
How does sodium sulfate crystallize? Implications for the decay and testing of building materials.
Rodriguez-Navarro C, et al.
Cement and Concrete Research, 30(10), 1527-1534 (2000)
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 238597-5KG | 04061838787071 |
| 238597-36X500G | 04061832562933 |
| 238597-25G | 04061838787040 |
| 238597-1KG | 04061838787026 |
| 238597-2.5KG | 04061838787033 |
| 238597-25KG | 04061838787057 |
| 238597-12KG | 04061838151568 |
| 238597-500G | 04061838787064 |