ISO 4656-1:1985 Rubber compounding ingredients — Carbon black — Determination of dibutyl phthalate absorption number — Part 1: Method using absorptometer
1992ISO 4656-1:1992 Rubber compounding ingredients; carbon black; determination of dibutyl phthalate absorption number; part 1: method using absorptometer
1985ISO 4656-1:1985 Rubber compounding ingredients — Carbon black — Determination of dibutyl phthalate absorption number — Part 1: Method using absorptometer
1978ISO 4656-1:1978 Carbon black for use in the rubber industry — Determination of dibutylphthalate absorption number — Part 1: Method using absorptiometer