Skip to Content
Merck
CN
All Photos(1)

Documents

1.02786

Supelco

Manganese(II) sulfate tetrahydrate

for analysis EMSURE®

Synonym(s):

Manganese(II) sulfate tetrahydrate

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
MnO4S · 4H2O
CAS Number:
Molecular Weight:
223.06
UNSPSC Code:
12352302
EC Index Number:
232-089-9

Quality Level

product line

EMSURE®

Assay

≥98.5% (complexometric)

form

solid

potency

2150 mg/kg LD50, oral (Rat)

pH

2.5-4.0 (20 °C, 50 g/L in H2O)

mp

26-27 °C

density

2.11 g/cm3 at 20 °C

bulk density

1000‑1200 kg/m3

anion traces

chloride (Cl-): ≤0.001%

cation traces

Ca: ≤0.005%
Cu: ≤0.0002%
Fe: ≤0.001%
K: ≤0.002%
Mg: ≤0.01%
Na: ≤0.005%
Ni: ≤0.002%
Pb: ≤0.0002%
Zn: ≤0.002%

storage temp.

15-25°C

InChI

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

InChI key

SQQMAOCOWKFBNP-UHFFFAOYSA-L

Analysis Note

Assay (complexometric): ≥ 98.5 %
pH-value (5 %; water): 4.5 - 6.0
Chloride (Cl): ≤ 0.001 %
Ca (Calcium): ≤ 0.005 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.002 %
Mg (Magnesium): ≤ 0.01 %
Na (Sodium): ≤ 0.005 %
Ni (Nickel): ≤ 0.002 %
Pb (Lead): ≤ 0.0002 %
Zn (Zinc): ≤ 0.002 %
Oxidizing matter: passes test
Reducing substances: passes test

Legal Information

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

Pictograms

Health hazardEnvironment

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Aquatic Chronic 2 - STOT RE 2 Inhalation

Target Organs

Brain

Storage Class Code

11 - Combustible Solids

WGK

WGK 2


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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service