BS EN 15072:2013..
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BS 2690-104:1983
Methods of testing water used in industry. Silica: reactive, total and suspended.
STANDARD published on 30.11.1983
The information about the standard:
Designation standards: BS 2690-104:1983
Publication date standards: 30.11.1983
SKU: NS-62178
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS
The category - similar standards:
Water for industrial useExamination of water for chemical substances
Annotation of standard text BS 2690-104:1983 :
Reactive silica by formation of molybdosilicic acid, reduction to molybdenum blue and spectrophotometric measurement. Applicable to up to 50 µg of SiO2 in up to 100 ml. Total silica by prior fusion to reactive silica. Applicable to up to 50 µg of SiO2 in up to 50 ml. Suspended silica by prior filtration and fusion. Applicable to up to 50 µg of SiO2 in up to 1 L. Status: Confirmed
Similar standards:
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31.12.2008
31.8.2013
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