BS 2690-105:1983
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Methods of testing water used in industry Soluble phosphate and organophosphorus compounds
Hardcopy
07-23-2013
English
11-30-1983
Orthophosphate by formation of phosphomolybdic acid, reduction to molybdenum blue and spectrophotometric measurement. Condensated phosphates by prior hydrolysis to orthophospate. Organophosphorus compounds by prior oxidation to orthophosophate and condensed phosphates. All three methods applicable to up to 100 μg of PO4 in up to 50 mL.
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