BS 2690-15:1974

Methods of testing water used in industry. Free EDTA, total salts of EDTA, polyacrylate and polymethacrylate.

NORMA vydaná dňa 31.7.1974

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Informácie o norme:

Označenie normy: BS 2690-15:1974
Dátum vydania normy: 31.7.1974
Počet strán: 12
Približná hmotnosť: 36 g (0.08 libier)
Krajina: Britská technická norma
Kategória: Technické normy BS

Anotácia textu normy BS 2690-15:1974 :

Titration method for determination of free EDTA; colorimetric method for total salts; polyacrylate and polymethacrylate are separated as copper complexes which are decomposed and the copper is determined. Primarily for control of water treatment. Status: Confirmed