GB/T 20220-2006 Standard PDF file download ; GB/T 20220-2006 Standard english preview version download

GB Standard Code	GB/T 20220-2006
Standard Category	China National Standards
GB Standard English Title	Plastics - Film and sheeting - Determination of average thickness of a sample, and average thickness and yield of a roll, by gravimetric techniques (gravimetric thickness)
GB Standard Chinese Title	塑料薄膜和薄片样品平均厚度，卷平均厚度及单位质量面积的测定称量法（称量厚度）
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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