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

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