Te tukanga pūtaiao matatau, taputapu whakaputa tika Masterbatch whakawhanakehia-whaiaro ki te whakarite i te pumau o te kounga Te whakatinanatanga o te paerewa ASTM: Hei whakarite i te hua ki te maakete pumau Ko te taiwhanga kua tino rite ki nga taputapu whakamatautau esKa whakamahia nga paerewa whakamatautau ASTM.