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SX0760E

Sodium sulfate

anhydrous, crystals, Meets ACS Specifications Tracepur®

Synonym(s):

Disodium Sulfate

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About This Item

Linear Formula:
Na2SO4
CAS Number:
7757-82-6
Molecular Weight:
142.04
UNSPSC Code:
12352302
EC Index Number:
231-820-9
MDL number:
MFCD00003504
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystals
Solubility:
200 g/L
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grade

ACS reagent

Quality Segment

200

product line

Tracepur®

assay

≥99.0%

form

crystals

impurities

≤0.01% Insoluble matter, ≤1% Mesh size (100 and finer)

loss

≤0.5% loss on ignition

color

white

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.)

anion traces

chloride (Cl-): ≤0.001%, phosphate (PO43-): ≤0.001%

cation traces

Ca: ≤0.01%, Fe: ≤0.001%, K: ≤0.01%, Mg: ≤0.005%, N: ≤5 ppm, heavy metals: ≤5 ppm

shipped in

ambient

storage temp.

room temp

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

anhydrous, crystals, Meets ACS Specifications Tracepur®

Analysis Note

Assay99.0% minCalcium (Ca)0.01% maxChloride (Cl)0.001% maxColorWhiteFormCrystalsHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.01% maxIron (Fe)0.001% maxLoss on ignition0.5% maxMagnesium (Mg)0.005% maxMesh size (10-30)80% minMesh size (10-60)95% minMesh size (100 and finer)1.0% maxNitrogen compounds (as N)5ppm maxPhosphate (PO4)0.001% maxPotassium (K)0.01% maxSuitability for residue analysis (dried 400°/4 hr)To pass testpH of a 5% solution at 25°C5.2-9.2

Legal Information

TRACEPUR 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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

SX0760E-5: + SX0760E-20: + SX0760E-3: + SX0760E-1:

jan

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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