1.02539

Cobalt(II) chloride hexahydrate

for analysis EMSURE^® ACS,Reag. Ph Eur

• Synonym(s): Cobalt(II) chloride hexahydrate, Cobalt dichloride
• Empirical Formula (Hill Notation): Cl₂Co · 6H₂O
• CAS Number: 7791-13-1
• Molecular Weight: 237.93
• MDL number: MFCD00149652
• UNSPSC Code: 12352302
• EC Index Number: 231-589-4
• NACRES: NA.21

Properties

• grade: ACS reagent
• Quality Level: 300
• agency: reag. Ph. Eur.
• product line: EMSURE^®
• assay: 99.0-102.0% (complexometric)
• form: solid
• potency: 766 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rat)
• impurities: ≤0.01% Insoluble matter
• pH: 4.9 (25 °C, 50 g/L in H₂O)
• mp: 56 °C
• density: 1.92 g/cm³ at 25 °C
• bulk density: 1250 kg/m³
• anion traces: nitrate (NO₃^-): ≤0.01%; sulfate (SO₄^2-): ≤0.005%
• cation traces: Ca: ≤0.005%; Cu: ≤0.0005%; Fe: ≤0.001%; K: ≤0.005%; Mg: ≤0.002%; Mn: ≤0.001%; Na: ≤0.01%; Ni: ≤0.005%; Pb: ≤0.0005%; Zn: ≤0.002%
• storage temp.: 2-30°C
• InChI: 1S/2ClH.Co.6H2O/h2*1H;;6*1H2/q;;+2;;;;;;/p-2
• InChI key: GFHNAMRJFCEERV-UHFFFAOYSA-L

Description

Application

• Nitrogen, Cobalt Co-doped Fluorescent Magnetic Carbon Dots: Cobalt(II) chloride hexahydrate is utilized in synthesizing nitrogen and cobalt co-doped fluorescent magnetic carbon dots. These innovative materials serve as ratiometric fluorescent probes for the detection of cholesterol and uric acid in human blood serum, demonstrating a significant application in medical diagnostics and research (Huang S et al., 2019).

Linkage

Replaces: CX1800

Analysis Note

Assay (complexometric): 99.0 - 102.0 %
Insoluble matter: ≤ 0.010 %
Nitrate (NO₃): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.005 %
Ca (Calcium): ≤ 0.005 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.002 %
Mn (Manganese): ≤ 0.001 %
Na (Sodium): ≤ 0.01 %
Ni (Nickel): ≤ 0.005 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.002 %

Legal Information

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

Safety Information

• pictograms: GHS08,GHS05,GHS07,GHS09
• signalword: Danger
• hcodes: H302,H317,H318,H334,H341,H350i,H360FD,H410
• pcodes: P273 - P280 - P301 + P312 - P302 + P352 - 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 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1
• Storage Class: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable