000 00376nam a22001217a 4500
999 _c19218
_d19218
008 200123b ||||| |||| 00| 0 eng d
090 _aISO 2781:2018
245 _aRubber, vulcanized or thermoplastics - Determination of density
250 _aFifth edition.
260 _aSwitzerland:
_bInternational Organization of Standardization,
_c2018
500 _aCurrent
942 _2udc