000 00430nam a2200133Ia 4500
008 220217s9999 xx 000 0 und d
245 0 _aCarbon black for use in the rubber industry- Specification limits for loss on heating
260 _aSwitzerland
260 _c1974
_bInternational Organization for Standards
490 _aRubber
500 _aStandard number: ISO 1868
650 _aRubber industry-carbon black
942 _cST
999 _c74061
_d74061