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General Purpose Solvents

Water AR

RA003578 CAS 7732-18-5 AR

Identity

Product code
RA003578
CAS number
7732-18-5
Grade
AR
Molecular formula
H2O
Molecular weight
18.02

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Colour Clear colorless —
Odour Odourless —
pH value 6.0 - 8.0 —
Melting point/ Freezing point [°C] 0.0 °C °C
Boiling point [°C] 100 °C °C
Vapour pressure [20°C] 2.3 kPa kPa
Vapour density 0.62 —
Density [g/cm3] 1.0 g/cm3 g/cm3

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance Clear colorless liquid —
Sulphate (SO4) Max 0.01 mg/kg mg/kg
Aluminium (Al) Max 0.005 mg/kg mg/kg
Barium (Ba) Max 0.005 mg/kg mg/kg
Bismuth (Bi) Max 0.005 mg/kg mg/kg
Calcium (Ca) Max 0.01 mg/kg mg/kg
Cadmium (Cd) Max 0.005 mg/kg mg/kg
Cobalt (Co) Max 0.005 mg/kg mg/kg
Chromium (Cr) Max 0.005 mg/kg mg/kg
Copper (Cu) Max 0.005 mg/kg mg/kg
Iron (Fe) Max 0.005 mg/kg mg/kg
KMnO4 reducing matter Max 0.00003 % %
Potassium (K) Max 0.01 mg/kg mg/kg
Lithium (Li) Max 0.005 mg/kg mg/kg
Magnesium (Mg) Max 0.005 mg/kg mg/kg
Manganese (Mn) Max 0.005 mg/kg mg/kg
Molybdenum (Mo) Max 0.005 mg/kg mg/kg
Ammonium (NH4) Max 0.05 mg/kg mg/kg
Sodium (Na) Max 0.01 mg/kg mg/kg
Nickel (Ni) Max 0.005 mg/kg mg/kg
Lead (Pb) Max 0.005 mg/kg mg/kg
Strontium (Sr) Max 0.005 mg/kg mg/kg
Residue on evaporation Max 0.0001 % %
Zinc (Zn) Max 0.005 mg/kg mg/kg
Conductivity (at the time of manufacturing) Max 2 µS/cm µS/cm
Bromide (Br) Max 0.01 mg/kg mg/kg
Chloride (Cl) Max 0.01 mg/kg mg/kg
Iodide (I) Max 0.01 mg/kg mg/kg
Nitrate (NO3) Max 0.01 mg/kg mg/kg
Phosphate (PO4) Max 0.01 mg/kg mg/kg

4 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
5 L RA003578-PK-5L