Methyl Arsonic Acid Disodium Salt (~40%), 250mg Back Catalog number: M288285 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: 2 weeks Price on request - + Recommended S-4620-ASS-10DC Custom Mix of perdeuterated PAHs and native PCBs (I), >99% purity 0978.10 Naphthalene-d8 5000µg/mL 1524.12 Acenaphthene-d10 5000µg/mL 0389.14 Phenanthrene-d10 5000µg/mL 1337.16 Fluoranthene-d10 5000µg/mL 1088.20 Benzo[a]pyrene-d12 Price on request 70972 n-Nonadecane Price on request 0329.16-100-TX5 Pyrene-d10, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1718-52-1 Price on request