
Natural rubber (NR) - Evaluation procedure
出版:International Organization for Standardization

专家解读视频
BIS IS 7499:2001 (R2006) - Identical
PN ISO 1658:2000 - Identical
UNI 7380:1974 - Equivalent
JIS K 6352:2005 - Equivalent
NEN ISO 1658:1995 - Identical