DIN EN ISO 14851:2019-07 水介質(zhì)中塑料材料最終需氧生物降解性的測定 通過測量封閉呼吸計中需氧量的方法
Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium - Method by measuring the oxygen demand in a closed respirometer (ISO 14851:2019); German version EN ISO 14851:2019