EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 91958A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4108-100-CYX5 ISO 9377-2 Standard Mixture of n-Alkanes C10-C40 (all even) Determination of Hydrocarbon Oil in Water Index 16 Analytes, each 50 µg/mL in n-Pentane; units: 1x1mL, 1x5mL, 10x1mL This standard is also available as 100µg/mL in Cyclohexane Units: 1x1 Price on request S-4053-7,5K-10T Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request 3707.10-110-05HC Gonyautoxin-2 and -3, 114.2+43.4µM, Solvent-HCl/AcOH(Aq), Unit 0.5mL, # of units-1, Cas.no. 60508-89-6/60537-65-7 Price on request