Perfluorohexylphosphonic acid, 50µg/ml in MeOH, 1,2ml Back Catalog number: PFHXPA Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9685.8-K-IO Octamethylcyclotetrasiloxane, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 556-67-2 Price on request 10272.6-K-IO 2,3-Dimethyl-d6-pyrazine Price on request 8914.14 6-Methyl-2',3,4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request