PCB No. 31, certified, 25mg Back Catalog number: C20003100 Availability: In the manufacturer's stock Price on request - + Recommended S-4424-50-4.5PE ISO 9377-2 MOD Standard Mixture 2 of n-Alkanes and BTEX C7+C8+C9+C10+C20+C40+BTEX in n-Pentane Determination of Hydrocarbon Oil in Water Index 12 Analytes; each 50 µg/mL in n-pentane; units: 1x1 mL, 1x5mL, 10x1mL Chiron No. Name Chiron Price on request 2PMBDE68 2',3,4',5-Tetrabromo-2-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request S-4186-10MLX5 Oxygenate Free Refinery Gasoline Blank; unit: 1x10mL, 5x10mL RFA Gasoline (Neat) Price on request