Manganese(II) sulfate monohydrate

grade

ACS reagent

Quality Level

300

Agency

reag. Ph. Eur.

product line

EMSURE^®

Assay

98.0-101.0% (MnSO₄.H₂O basis complexometric)
99.0-101.0% (calc. on the ignited basis complexometric)

form

solid

potency

2150 mg/kg LD₅₀ oral (Rat)

impurities

≤0.01% Insoluble matter

loss

10.0-12.0% loss on ignition 500 °C

pH

3.0-3.5 (20 °C 50 g/L in H₂O)

mp

>449 °C (anhydrous substance)

solubility

762 g/L

density

2.95 g/cm³ at 20 °C

bulk density

1000‑1200 kg/m³

anion traces

chloride (Cl^–): ≤0.001%

cation traces

Ca: ≤0.005%
Cu: ≤0.0005%
Fe: ≤0.001%
K: ≤0.005%
Mg: ≤0.005%
Na: ≤0.005%
Ni: ≤0.0005%
Pb: ≤0.001%
Zn: ≤0.005%
heavy metals (as Pb): ≤0.001%

storage temp.

15-25°C

InChI

1S/Mn.H2O4S.H2O/c;1-5(2 3)4;/h;(H2 1 2 3 4);1H2/q+2;;/p-2

InChI key

ISPYRSDWRDQNSW-UHFFFAOYSA-L