*WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, October 15 - November 29 7033-Organic 15 mg/mL in Methanol is

15 mg/mL in Methanol is composed of a single analyte

It is supplied as a set of 7 x 100 mL and should be stored at an ambient temperature of greater than 5 °C

This Certified Reference Material of varied Conc in Heptane:Hexane (50:50) is composed of 2 analytes

1 mg/mL in Acetone is composed of a single analyte

This Certified Reference Material at a concentration of 10 µg/mL in Ethyl acetate is composed of 20 analytes

*WS Haloacetic Acids, Disinfection By-Products, Varied Conc. In MTBE, Formal PT Study, October 15 - November 29 7033-Organic 15 mg/mL in Methanol isAbsolute Standards is ISO 17043, ISO 17025, ISO Guide 34 Certified for PT Standard production Listed as a CALA Approved PT Supplier Double Blind PT Studies: Contact tech@chromspec. com for beginning and end dates for each year.