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Merck

1.05940

Manganese(II) nitrate tetrahydrate

greener alternative

for analysis EMSURE®

Synonym(s):

Manganese(II) nitrate tetrahydrate

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About This Item

Linear Formula:
Mn(NO3)2 · 4 H2O
CAS Number:
20694-39-7
Molecular Weight:
251.01
UNSPSC Code:
12352302
EC Index Number:
233-828-8
NACRES:
NA.21
MDL number:
MFCD00149789
Assay:
≥98.5% (complexometric)
Form:
solid
Solubility:
3800 g/L

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Product Name

Manganese(II) nitrate tetrahydrate, for analysis EMSURE®

SMILES string

[Mn+2].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].O.O.O.O

InChI

1S/Mn.2NO3.4H2O/c;2*2-1(3)4;;;;/h;;;4*1H2/q+2;2*-1;;;;

InChI key

ALIMWUQMDCBYFM-UHFFFAOYSA-N

product line

EMSURE®

assay

≥98.5% (complexometric)

form

solid

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pH

3 (20 °C, 50 g/L in H2O)

mp

37 °C

solubility

3800 g/L

density

2.13 g/cm3 at 20 °C

bulk density

750‑950 kg/m3

anion traces

chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.005%

cation traces

Ca: ≤0.001%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.005%
Mg: ≤0.005%
NH4+: ≤0.05%
Na: ≤0.005%
Ni: ≤0.001%
Pb: ≤0.001%
Zn: ≤0.001%

greener alternative category

Enabling

storage temp.

2-30°C

Quality Level

300

Related Categories

Analysis Note

Assay (complexometric): ≥ 98.5 %
pH-value (5 %; water): 2.8 - 3.6
Chloride (Cl): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.005 %
Ca (Calcium): ≤ 0.001 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.005 %
Na (Sodium): ≤ 0.005 %
NH₄ (Ammonium): ≤ 0.05 %
Ni (Nickel): ≤ 0.001 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.001 %

General description

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Legal Information

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

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Ox. Sol. 3 - Skin Corr. 1C - STOT RE 2 Inhalation

target_organs

Brain

supp_hazards

EUH071

Storage Class

5.1B - Oxidizing hazardous materials

wgk

WGK 2

Certificates of Analysis (COA)

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Global Trade Item Number

SKUGTIN
1.05940.902504022536070186
1.05940.050004022536070155
1.05940.100004022536070162

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