NEN ISO 21438-3 : 2010
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WORKPLACE ATMOSPHERES - DETERMINATION OF INORGANIC ACIDS BY ION CHROMATOGRAPHY - PART 3: HYDROFLUORIC ACID AND PARTICULATE FLUORIDES
Published date
01-12-2013
Publisher
Defines a method for the determination of the time-weighted average mass concentration of soluble particulate fluorides and hydrofluoric acid (HF) in workplace air by collection of the particulate fluorides on a pre-filter and HF on an alkali-impregnated filter and analysis by ion chromatography.
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