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Merck
CN

13462

Sodium sulfate

technical, anhydrous, ≥99%

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About This Item

Linear Formula:
Na2SO4
CAS Number:
Molecular Weight:
142.04
EC Number:
231-820-9
UNSPSC Code:
12352300
MDL number:
Technical Service
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grade

technical

assay

≥99%

impurities

≤0.005% heavy metals (as Pb), ≤0.1% free alkali (as NaOH), ≤0.2% free acid (as H2SO4)

loss

≤0.2% loss on drying, 130 °C

mp

884 °C (lit.)

density

2.68 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤200 mg/kg

cation traces

Fe: ≤50 mg/kg

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

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.



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Storage Class

13 - Non Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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