ICP-MS Memory Check Solution B

Perfluorobutane sulfonic acid, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59933-66-3

2,2',3,4,4',5,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

9-Nitroanthracene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 220381-38-4