GC/MS Calibration Standard Back Catalog number: 43026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-1 2-Chloro[13C12]biphenyl, 50.0µg/mL in Nonane/5% toluene, 1,2ml Price on request 56332 EPA Method 200.8 Internal Standard Price on request 673891 Lufenuron, 100mg Price on request