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GB/T 19277.1-2025_Chinese: Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions - Method by analysis of evolved cabon dioxide - Part 1: General method (Chinese: 受控堆肥条件下材料最终需氧生物分解能力的测定 采用测定释放的二氧化碳的方法 第1部分：通用方法) Note/Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working-hours typically, ASAP English versions: GB/T 19277.1-2025
