Method 200.7 Single Element Kit Back Catalog number: 52250 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10793.21-10MG Biperiden Hydrochloride (Mixture of diasteromers) Price on request 8548.10-50-ME 2H,2H-Perfluorodecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27854-31-5 Price on request 72085 Methoprene Price on request