Aldicarb sulfoxide

3,3',4,5'-Tetrabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Mesalazine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 89-57-6

Multi-Element Solution 1