Tetrapentyltin Internal Standard Back Catalog number: 82489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1589.13-100-IO 2-Hydroxy-5,6,7,8-tetrahydro-9-methylcarbazole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 677135 Monepantel, 10mg Price on request 30029 EPA Method 525 - Perchlorinates Price on request