WP Total Hardness

(4R,4aR,7S,7aR,12bS)-9-Methoxy-3-methyl-2,3,4,4a,7,7a-hexahydro-1H-4,12-methano-benzofuro[3,2-e]isoquinolin-7-ol hydrochloride

Difenacoum, 100 µg/ml, Acetonitrile, 1ml

1,2,3,4,6,7,8-Heptachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene