Arsenic (As)

1,2,4,5-Benzenetetracarboxylic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 89-05-4

2,2',3,3',4,4',5,5'-Octabromobiphenyl, 1.2ml x 50ug/ml, nonane

Bicarbonate Anion (HCO3-)