Alkalinity as Calcium Carbonate

2,2',3,3',4,6,6'-Heptachlorobiphenyl,100 µg/mL,isooctane,1mL,

1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Acrylate Mix