Methyl Arsonic Acid Disodium Salt (~40%), 250mg Back Catalog number: M288285 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: 2 weeks Price on request - + Recommended 50468 ICP Mix - 5 µg / mL Price on request 9057.7-K-IP 4,5-Dichloroguaiacol , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 2460-49-3 Price on request 3401.22-100 Fenpropathrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 64257-84-7 Price on request