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ISO 5068:1983

Brown coals and lignites -- Determination of moisture content -- Indirect gravimetric method

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Kehtetu alates 10.01.2007
Tegevusala (ICS grupid)
73.040 Kivisüsi
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Staatus
Kuupäev
Tüüp
Nimetus
10.01.2007
Põhitekst
10.01.2007
Põhitekst
Põhitekst
Specifies two basic procedures: a) A single-stage method which can be used for determination of the total moisture content of the special moisture sample or of a moisture sample taken from a common sample. b) A two-stage method which can be used for determination of the residual moisture content and, if required, also the total moisture content of a special moisture sample or of a moisture sample taken from a common sample. The single-stage method consists in drying the sample to constant mass at a temperature of 105 to 110 °C under specified conditions. The two stage method contains additionally drying at temperaures not exceeding 40 °C.
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