Merck
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1.01216

SAFC

Ammonium sulfate

extra pure

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Synonym(s):
Mascagnite
Linear Formula:
(NH4)2SO4
CAS Number:
Molecular Weight:
132.14
MDL number:
EC Index Number:
231-984-1

vapor pressure

<1 Pa ( 25 °C)

Quality Level

Assay

≥99.0% (acidimetric)

form

solid

potency

2840 mg/kg LD50, oral (Rat)

pH

5 (100 g/L in H2O)

mp

>280 °C (dec.) (lit.)

solubility

754-764 g/L

density

1.77 g/mL at 25 °C (lit.)

bulk density

850 kg/m3

application(s)

pharma/biopharma processes

storage temp.

2-30°C

SMILES string

N.N.OS(O)(=O)=O

InChI

1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChI key

BFNBIHQBYMNNAN-UHFFFAOYSA-N

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This Item
1.050561.058291.05828
Ammonium sulfate extra pure

SAFC

1.01216

Ammonium sulfate

Potassium disulfite E 224

SAFC

1.05056

Potassium disulfite

Magnesium hydroxide carbonate heavy extra pure, Ph. Eur., BP, USP, E 504

SAFC

1.05829

Magnesium hydroxide carbonate

Magnesium hydroxide carbonate light extra pure, Ph. Eur., BP, USP

SAFC

1.05828

Magnesium hydroxide carbonate

assay

≥99.0% (acidimetric)

assay

-

assay

40.0-43.5% Mg (as MgO) basis (USP), 40.0-43.5% Mg (as MgO) basis (complexometric)

assay

40.0-43.5% Mg (as MgO) basis (USP), 40.0-43.5% Mg (as MgO) basis (complexometric)

form

solid

form

solid

form

solid

form

solid

pH

5 (100 g/L in H2O)

pH

3.0-4.5 (20 °C, 50 g/L in H2O)

pH

10.5 (20 °C, 50 g/L in H2O, suspension)

pH

10.5 (20 °C, 50 g/L in H2O, suspension)

mp

>280 °C (dec.) (lit.)

mp

150 °C (decomposition)

mp

600 °C (decomposition)

mp

600 °C (decomposition)

solubility

754-764 g/L

solubility

-

solubility

water: insoluble at 20 °C

solubility

water: insoluble at 20 °C

General description

We offer a range of high quality critical raw materials plus the documentation and expertise to help our customers meet stringent regulatory requirements. Our SAFC® portfolio of high-quality products withstands strict quality control procedures.

Application

Ammonium sulfate is used for large and laboratory scale protein purification and fractionation that can be applied to separate proteins by altering their solubility in the presence of a high salt concentration.

Legal Information

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

also commonly purchased with this product

Product No.
Description
Pricing

Storage Class Code

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.

EU REACH Annex XVII (Restriction List)

CAS No.

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