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This Document Has Been Superseded
A newer publication replaces it: BSI BS EN 25813, BSI BS EN 25814
Methods of testing water used in industry -- Dissolved oxygen
Methods of testing water used in industry.
Dissolved oxygen
Gives three methods, by iodometric titration, applicable to from 0.02 mL/L or 0.03 mg/L up to supersaturation in up to a 250 mL test portion.
By an indigo carmine Nessleriser method, for from 0.005 mL/L or 0.007 mg/L up to 0.12 mL/L or 0.17 mg/L.
And by an amperometric method, applicable from 0.00007 mL/L or 0.0001 mg/L up to 0.70 mL/L or 0.10 mg/L in up to a 260 mL test portion.
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