CLP Semi-Volatile Internal Standard Back Catalog number: 10019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677148 Diphenyltin dichloride, 1000 µg/ml, Methanol, 5m Price on request 678363 Tetra-n-propyltin, 100mg Price on request 2125.12-10-IO Arochlor 1221 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11104-28-2 Price on request