1.02536

Cobalt(II) nitrate hexahydrate

for analysis EMSURE^®

• Synonym(s): Cobalt(II) nitrate hexahydrate
• Linear Formula: Co(NO₃)₂ · 6 H₂O
• CAS Number: 10026-22-9
• Molecular Weight: 291.03
• MDL number: MFCD00149647
• UNSPSC Code: 12352302
• EC Index Number: 233-402-1
• NACRES: NA.21

Properties

• Quality Level: 300
• 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 (SO₄^2-): ≤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

Description

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

Safety Information

• pictograms: GHS03,GHS05,GHS07,GHS08,GHS09
• signalword: Danger
• hcodes: H272 - H302 - H317 - H318 - H334 - H341 - H350i - H360FD - H373 - H410
• pcodes: P210 - P273 - P280 - P301 + P312 - P305 + P351 + P338 - P308 + P313
• 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