Set of 2 Ampules 524.2 Back Catalog number: 33201 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9516.12-100-IO 2,3,3',4,5,6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41411-62-5 Price on request 92286 Pesticide Mix #1 Price on request 681491 13C3-Caffeine, 100 µg/ml, Methanol, 1ml Price on request