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8.22286

Sigma-Aldrich

Sodium sulfate

anhydrous for synthesis

Synonym(s):

Sulfuric acid sodium salt (1:2)

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About This Item

Linear Formula:
Na2SO4
CAS Number:
7757-82-6
Molecular Weight:
142.04
MDL number:
MFCD00003504
UNSPSC Code:
12352302
EC Index Number:
231-820-9
NACRES:
NA.22

Quality Level

200

form

crystals

potency

>2000 mg/kg LD50, oral (Rat)

pH

5.2-8.0 (20 °C, 50 g/L in H2O)

mp

884 °C (lit.)

solubility

200 g/L

density

2.68 g/mL at 25 °C (lit.)

bulk density

1400‑1600 kg/m3

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

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Application

Sodium sulfate (anhydrous) can be used as a drying agent in organic synthesis for the removal of traces of water from organic extracts.

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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