GB/T 20708-2019纺织染整助剂产品中部分有害物质的限量及测定国家标准
英文:Limit and determination of parts of harmful substances in textile dyeing and finishing auxiliaries GB/T 20708-2019介绍:...
英文:Limit and determination of parts of harmful substances in textile dyeing and finishing auxiliaries GB/T 20708-2019介绍:...