000 00345nam a2200121Ia 4500
008 220217s9999 xx 000 0 und d
245 0 _aMethods of testing vulcanized rubber. Part A 1. Determination of density.
260 _c1971
500 _aStandard number: BS 903 Part A 1
650 _aDensity
650 _aVulcanized rubber
942 _cST
999 _c73160
_d73160