DIN EN ISO 17556-2011 塑料. 通过测量呼吸计中需氧量或二氧化碳演变量对土壤中塑料材料最终需氧生物降解能力的测定(ISO/DIS 17556-2011); 德文版本prEN ISO 17556-2011
Plastics - Determination of the ultimate aerobic biodegradability of plastics materials in soil by measuring the oxygen demand in a respirometer or the amount of carbon dioxide evolved (ISO/DIS 17556:2011); German version prEN ISO 17556:2011