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EN ISO 3696:1995

Water for analytical laboratory use - Specification and test methods (ISO 3696:1987) EN ISO 3696:1995

Publication date:   Mar 15, 2000

General information

90.93 Standard confirmed   Apr 22, 2008

CEN

CEN/TC 19 Gaseous and liquid fuels, lubricants and related products of petroleum, synthetic and biological origin.

European Norm

71.040.30   Chemical reagents

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Scope

Specifies the requirements for three grades for the analysis of inorganic chemicals. Not applicable to organic trace analysis, analysis of surface-active agents and biological or medical analysis. The material shall be a clear, colourless liquid as assessed by inspection. Classifies according to the content: free from dissolved or colloidal ionic and organic contaminants, very low inorganic, organic or colloidal contaminants and suitable for laboratory wet chemistry work. Specifies the pH and conductivity measurement, the limit tests for oxidizable matter and for reactive silica, the measurement of absorbance and the determination of residue after evaporation at 110 °C.

Life cycle

NOW

PUBLISHED
EN ISO 3696:1995
90.93 Standard confirmed
Apr 22, 2008

Relations

Adopted from ISO 3696:1987 IDENTICAL