International standards related to composting

Several ISO standards for determining the ultimate aerobic/anaerobic biodegradabiUty of plastic materials have been published In particitlar, ISO 14855-1 is a corrrmon test method that measmes evolved carbon dioxide itsing such methods as continuous infrared anafysis, gas chromatography or titration. 

ISO 14021 1999 Environmental labels and declarations - Self-declared enviromnental claims (Type II environmental labelling) 

ISO 14851 1999 Determination of the ultimate aerobic biodegradability of plastic materials in an 

ISO 14851 1999/ aqueous medium - Method by measuring the oxygen demand in a closed 

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