Citric acid [3% wt]

Benzotrichloride,1000 µg/mL,isooctane,1mL,

2,3,3',4,5'-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

3-Epi-25-Hydroxyvitamin D2, 50μg/ml, 1ml