EPA Method 8330 Analyte Back Catalog number: 79075 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682697 delta-HCH, 100 µg/ml, Methanol, 5ml Price on request 72743 cis-Androsterone Price on request 0974.29-100-IOX10 d4 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. Price on request