Ethanol standard in serum,2.0g/L,serum, 1.5mL

High Boiling Sulfur in Toluene for Diesel Fuel Analysis 1 50 ppm S in sulphur-free Toluene; unit: 1x5mL vials Benzo[b]naphtho[2,1-d]thiophene (0485,16) + Benzo[b]naphtho[2,3-d]thiophene (0484,16) (1:1)

Sodium perfluoro-1-[1,2,3-13C3]hexanesulfonate, 50µg/ml in MeOH, 1,2ml

2,3,3,4,4,5-Hexachlorobiphenyl,BZ-157