Semi-Volatile Standard Back Catalog number: 92219 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-13479-S 1,3,4,7,9-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 9386.21-K-ME (±)-trans-11-Nor-9-carboxy-delta-9-THC, 1000µg/ml in MeOH, 1ml Price on request 676492 D8-4,4'-DDE, 10mg Price on request