3',4'-Dichloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene

tert-Butanol

ISO 9377-2 Standard Mixture of n-Alkanes C20-C40 (all even) Determination of Hydrocarbon Oil in Water Index 11 Analytes, each 50µg/mL in n-Pentane, units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 50µg/mL in n-hexane; units 1x1mL, 1x5

ASTM D-5441MTBE Contaminant High Concentrate