00612

Water

suitable for ion chromatography

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

Properties

• 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
• 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
• SMILES string: O
• 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 https://www.metrohm.com/en/applications/application-notes/aa-s-001-100/an-s-336.html"target="_blank" rel="nofollow">AN-S-336:Anion traces on the Metrosep A Supp 16 - 250/2.0 after Inline Preconcentration and Matrix Elimination

Metrohm IC application note https://www.metrohm.com/en/applications/application-notes/aa-q-001-100/an-q-008.html"target="_blank" rel="nofollow">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).

Linkage

Visit the IC Portal to learn more

Safety Information

• Storage Class Code: 12 - Non Combustible Liquids
• WGK: nwg
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves