Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane

High Boiling Sulfur in White Oil for Diesel Fuel Analysis 2 50 ppm S in sulfur-free White Oil (20 cst); units: 1x5mL vials Benzo[b]naphtho[2,1-d]thiophene (0485,16) + Benzo[b]naphtho[2,3-d]thiophene (0484,16) (1:1)

Native X:3 Fluorotelomer Carboxylic Acid Solution/Mixture , 1.2mL, methanol

D7-Benzyldimethyltetradecylammonium chloride, 10mg