Standard No.:	GB/T 19277.1-2011
English Name:	Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions - Method by analysis of evolved cabon dioxide - Part 1: General m
Chinese Name:	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
Chinese Classification:	G31    Basic standards and general methods for synthetic resin and plastic
Professional Classification:	GB    National Standard
ICS Classification:	83.080.01 83.080.01    Plastics in general 83.080.01
Source Content Issued by:	AQSIQ SAC
Issued on:	2011-12-5
Implemented on:	2012-5-1
Status:	superseded
Superseded by:	GB/T 19277.1-2025 Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions—Method by analysis of evolved cabon dioxide—Part 1:General method
Superseded on:	2025-11-1
Superseding:	GB/T 19277-2003 Determination of the ultimate aerobic biodegradability and disintegration of plastic materials under controlled composting conditions―Method by analysis of evolved carbon dioxide
Target Language:	English
File Format:	PDF
Word Count:	10500 words
Translation Price(USD):	280.0
Delivery:	via email in 1~3 business day

本标准规定了一种测定方法,用于将材料作为有机化合物在受控的堆肥化条件下,通过测定其排放的二氧化碳量来确定其最终需氧生物分解能力及其崩解程度。本方法模拟混入城市固体废料中有机部分的典型需氧堆肥处理条件。试验材料曝置在堆肥产生的接种物中,在温度、氧浓度和湿度都受到严格检测和控制的环境条件下进行堆肥。本方法测定试验材料中碳转化成释放出的二氧化碳的转化百分率。
8.6和8.7规定了利用矿物固床代替腐熟堆肥作为富含嗜热菌的接种物(从堆肥通过特殊处理途径得到),来测定试验材料中碳转化成释放出的二氧化碳转化百分率的一种方法。
本标准所述的条件并不总是相当于出现最大生物分解时的最佳条件。