BiodieselHexaneResidueinFatsandOilSet生物柴油环乙烷残值标准

Hexane Residue in Fats and Oil Set consisting of five 20 ml quantities of hexane in methyloleate in sealed ampoules in concentrations of: blank, 10, 100, 500 and 1.500 mg/kg; and one 20 ml sealed ampoule of heptane as an Internal Standard.