2,4,4'-Tribromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

ISO 9377-2 Stearyl Stearate Solution for Comparison Unit: 1mL for direct GC-comparison Stearyl stearate test solution, 2mg/mL (S-4134) 0.5mL Extraction agent (pentane) 24.5mL

4-Isopropylthiophenol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 4946-14-9

Mirex , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2385-85-5