China 'GB/T 40611-2021
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 40611-2021
Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method by measuring the oxygen demand in closed respirometer 塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定密闭呼吸计内耗氧量的方法
Issued Date:2021/8/20
Implemented Date:2022/3/1
Issued by:
The Standardization Administration of the People's Republic of China
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