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1.02536

Supelco

Cobalt(II) nitrate hexahydrate

for analysis EMSURE®

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Synonym(s):
Cobalt(II) nitrate hexahydrate
Linear Formula:
Co(NO3)2 · 6 H2O
CAS Number:
Molecular Weight:
291.03
MDL number:
EC Index Number:
233-402-1

Quality Level

product line

EMSURE®

assay

≥99.0% (potentiometry)

form

solid

potency

691 mg/kg LD50, oral (Rat)

impurities

≤0.2% Substances not precipitated by ammonium sulfide (as sulfate)

pH

4.0 (20 °C, 100 g/L in H2O)

mp

57 °C

density

1.87 g/cm3 at 20 °C

bulk density

800 kg/m3

anion traces

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

cation traces

Cu: ≤0.001%
Fe: ≤0.001%
Mn: ≤0.005%
Pb: ≤0.001%
Zn: ≤0.005%

storage temp.

2-30°C

InChI

1S/Co.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;

InChI key

QGUAJWGNOXCYJF-UHFFFAOYSA-N

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This Item
1.025541.93675230375
Cobalt(II) nitrate hexahydrate for analysis EMSURE®

1.02536

Cobalt(II) nitrate hexahydrate

-
Cobalt(II) nitrate hexahydrate for analysis (max. 0.001% Ni) EMSURE® ACS,Reag. Ph Eur

1.02554

Cobalt(II) nitrate hexahydrate

-
Supelco

1.93675

Cobalt(II) nitrate hexahydrate

-
Cobalt(II) nitrate hexahydrate reagent grade, 98%

230375

Cobalt(II) nitrate hexahydrate

Essential Grade
assay

≥99.0% (potentiometry)

assay

99.0-102.0% (Co(NO3)2.6H2O basis, complexometric)

assay

-

assay

98%

Quality Level

300

Quality Level

300

Quality Level

-

Quality Level

100

anion traces

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

anion traces

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

anion traces

-

anion traces

-

pH

4.0 (20 °C, 100 g/L in H2O)

pH

4.0 (20 °C, 100 g/L in H2O)

pH

-

pH

4 (20 °C, 100 g/L)

density

1.87 g/cm3 at 20 °C

density

1.87 g/cm3 at 20 °C

density

-

density

-

Analysis Note

Assay (potentiometric): ≥ 99.0 %
Solution in water: passes test
Chloride (Cl): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.005 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.001 %
Mn (Manganese): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.005 %
Substances not precipitated by ammonium sulfide (as sulfate): ≤ 0.2 %

Legal Information

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

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Muta. 2 - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1 - STOT RE 2 Inhalation

target_organs

Lungs

Storage Class

5.1B - Oxidizing hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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