Instrument Standard 1 Back Catalog number: 53077 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11490.22-K-IO Di-n-pentyldiphenyltin,1000 µg/mL,isooctane,1mL, Price on request 30115 EPA Method 551.1 Performance Check Sol’n Price on request 3407.26-100 tau-Fluvalinate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 102851-06-9 Price on request