00612

Water

suitable for ion chromatography

• Linear Formula: H₂O
• CAS Number: 7732-18-5
• Molecular Weight: 18.02
• UNSPSC Code: 12191602
• NACRES: NB.21
• PubChem Substance ID: 329747105
• EC Number: 231-791-2
• Beilstein/REAXYS Number: 2050024
• MDL number: MFCD00011332

Properties

• form: liquid
• Quality Level: 100
• technique(s): ion chromatography: suitable
• impurities: ≤10 μg/kg acetate, ≤10 μg/kg formiate, ≤10 μg/kg glycolate, ≤10 μg/kg oxalate
• refractive index: n20/D 1.34 (lit.)
• conductivity: ≤2 μS/cm
• bp: 100 °C (lit.)
• mp: 0 °C (lit.)
• density: 1.000 g/mL at 3.98 °C (lit.)
• anion traces: bromate (BrO₃^-): ≤1 μg/kg, bromide (Br^-): ≤1 μg/kg, chlorate (ClO₃^-): ≤1 μg/kg, chloride (Cl^-): ≤1 μg/kg, chlorite (ClO₂^-): ≤1 μg/kg, fluoride (F^-): ≤1 μg/kg, iodide (I^-): ≤1 μg/kg, nitrate (NO₃^-): ≤1 μg/kg, nitrite (NO₂^-): ≤1 μg/kg, phosphate (PO₄^3-): ≤1 μg/kg, sulfate (SO₄^2-): ≤1 μg/kg
• SMILES string: O
• cation traces: Al: ≤0.005 mg/kg, Ba: ≤0.005 mg/kg, Bi: ≤0.005 mg/kg, Ca: ≤0.01 mg/kg, Cd: ≤0.005 mg/kg, Co: ≤0.005 mg/kg, Cr: ≤0.005 mg/kg, Cu: ≤0.005 mg/kg, Fe: ≤0.005 mg/kg, K: ≤0.01 mg/kg, Li: ≤0.005 mg/kg, Mg: ≤0.005 mg/kg, Mn: ≤0.005 mg/kg, Mo: ≤0.005 mg/kg, NH₄⁺: ≤0.01 mg/kg, Na: ≤0.01 mg/kg, Ni: ≤0.005 mg/kg, Pb: ≤0.005 mg/kg, Sr: ≤0.005 mg/kg, Zn: ≤0.005 mg/kg
• InChI: 1S/H2O/h1H2
• InChI key: XLYOFNOQVPJJNP-UHFFFAOYSA-N

Description

General description

Water is of high purity and is used especially for the needs of ion chromatography (IC). It is suitable for trace analysis of anions, cations and some organics, which are usually analyzed by ion chromatography (IC).

Application

Metrohm IC application note AN-S-336:Anion traces on the Metrosep A Supp 16 - 250/2.0 after Inline Preconcentration and Matrix Elimination

Metrohm IC application note AN-Q-008:Trace monitoring in distilled water using ion chromatography.

Metrohm IC application note AN-C-159:Cation traces on the Metrosep C 4 - 250/2.0 column after Inline Preconcentration with matrix elimination.

Metrohm IC application note AN-S-304:Variable Inline Preconcentration including Matrix Elimination for trace anion analysis (MiPCT-ME).

Other Notes

Visit the IC Portal to learn more

Safety Information

• Storage Class: 12 - Non Combustible Liquids
• wgk: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves