China 'GB/T 22899.1-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 22899.1-2008
Paper and board - Measurement of hygroexpansivity - Part 1: Hygroexpansivity up to a maximum relative humidity of 68% 纸和纸板 湿膨胀率的测定 第1部分:最大相对湿度增加到68%过程的湿膨胀率
Issued Date:2008-12-30
Implemented Date:2009-09-01
Issued by:
The Standardization Administration of the People's Republic of China