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AX1385

Supelco

Ammonium sulfate

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

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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

agency

meets USP/NF

Quality Level

vapor pressure

<1 Pa ( 25 °C)

assay

≥99.0%

form

crystals

impurities

≤0.005% Insoluble matter

ign. residue

≤0.005%

color

white

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.)

anion traces

chloride (Cl-): ≤5 ppm
nitrate (NO3-): ≤0.001%
phosphate (PO43-): ≤5 ppm

cation traces

Fe: ≤5 ppm
heavy metals: ≤5 ppm

shipped in

ambient

storage temp.

room temp

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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Ammonium sulfate Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

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-
solubility

754-764 g/L

solubility

water: soluble 132 g/L at 20 °C

solubility

-

solubility

water: soluble 132 g/L at 20 °C

assay

≥99.0%

assay

≥99.0%

assay

≥99%

assay

≥99.0%

Quality Level

200

Quality Level

200

Quality Level

-

Quality Level

200

density

1.77 g/mL at 25 °C (lit.)

density

1.77 g/mL at 25 °C (lit.)

density

1.77 g/mL at 25 °C (lit.)

density

1.77 g/mL at 25 °C (lit.)

cation traces

Fe: ≤5 ppm, heavy metals: ≤5 ppm

cation traces

Fe: ≤5 ppm, heavy metals: ≤5 ppm (by ICP-OES)

cation traces

As: ≤0.2 mg/kg, Ca: ≤10 mg/kg, Cd: ≤1 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤2 mg/kg, Fe: ≤2 mg/kg, K: ≤50 mg/kg, Mg: ≤2 mg/kg, Mn: ≤5 mg/kg, Na: ≤20 mg/kg, Ni: ≤5 mg/kg, Pb: ≤2 mg/kg, Zn: ≤1 mg/kg

cation traces

Fe: ≤10 ppm, Pb: ≤3 ppm, Se: ≤5 ppm

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Assay99.0% minChloride (Cl)5ppm maxColorWhiteFormCrystalsHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.005% maxIron (Fe)5ppm maxNitrate (NO3)0.001% maxPhosphate (PO4)5ppm maxResidue after ignition0.005% maxpH of a 5% solution at 25°C5.0-6.0

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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