000 00421nam a2200145Ia 4500
008 220217s9999 xx 000 0 und d
245 0 _aTesting of rubber and elastomers. Determination of copper content: Photometric method.
260 _c1972
500 _aStandard number: DIN 53 569 Sheet 1
650 _aCopper content
650 _aElastomers
650 _aPhotometric method
650 _aPlastics
942 _cST
999 _c73355
_d73355