Base/Neutrals Surrogate Standard Mixture 1000 µg/mL in methylene chloride (dichloromethane)

Purgeable Halocarbon & Aromatics Mixture 200 µg/mL in methanol (methyl alcohol)

DBCP/EDB Mixture 2000 µg/mL in methanol (methyl alcohol)

Purgeable Gas Mixture 100 µg/mL in methanol (methyl alcohol)

Gasoline Additives Mixture 200 µg/mL in methanol (methyl alcohol)

Trihalomethanes and Chlorinated Solvents Mixture in acetone

Purgeable Halocarbon Mixture 100 µg/mL in methanol (methyl alcohol)

Disinfection Byproducts Mixture 5000 µg/mL in acetone

Disinfection Byproducts and Chlorinated Solvents Mixture 2000 µg/mL in acetone

HAP Mixture 10000 µg/mL in water (low TOC, < 50 ppb)