BS 5293-14:1991 Sampling and testing carbon black for use in the rubber industry-Method for determination of light transmittance of toluene extract (rapid method)
1991BS 5293-14:1991 Sampling and testing carbon black for use in the rubber industry-Method for determination of light transmittance of toluene extract (rapid method)
0000 BS 5293 Pt.3:1990
1976BS 5293:1976 Methoden zur Probenahme und Prüfung von Ruß zur Verwendung in der Gummiindustrie