Perchlorate Level 1

Diethyl sulfide, 1ml

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

Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11104-28-2