LodeStars High Bind Carboxyl 1ml

(+/-)-3-(4-Methylbenzylidene-d4)camphor, 100µg/ml

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

Alcohol Mix 2, 20mg/ml in water, 1ml