LFS Solution 1

4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml

CONOSTAN Standard S-21, 30 ppm, 100g

n-Pentacosane-d52, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121578-13-0