Ammonium sulfate

grade

ACS reagent

Quality Level

300

Agency

reag. ISO
reag. Ph. Eur.

vapor pressure

<1 Pa ( 25 °C)

product line

EMSURE^®

Assay

≥99.5% (alkalimetric)

form

solid

potency

2840 mg/kg LD₅₀ oral (Rat)

impurities

≤0.001% Insoluble matter

ign. residue

≤0.005% (as sulfate)

loss

≤0.1% loss on drying 105 °C

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

anion traces

chloride (Cl^–): ≤0.0003%
nitrate (NO₃^–): ≤0.001%
phosphate (PO₄^3-): ≤0.0005%

cation traces

Al: ≤0.000075%
As: ≤0.00002%
Ca: ≤0.001%
Cd: ≤0.0001%
Cr: ≤0.000075%
Cu: ≤0.0002%
Fe: ≤0.0002%
Mg: ≤0.0005%
Pb: ≤0.0002%
Zn: ≤0.0001%
heavy metals: ≤0.0005%
heavy metals (as Pb): ≤0.0005%

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