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ISO 11923:1997 Water quality - Determination of suspended solids by filtration through glass-fibre filters
standard by International Organization for Standardization, 02/01/1997
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Describes a method for the determination of suspended solids in raw waters and waste waters by filtration though glass-fibre filters. The lower limit of the determination is approximately 2 mg/l. Floating oil and other immiscible organic liquids interfere.