Ethanol in serum control EtOH SE (1.0g/L), 10x3ml

ICP-MS Low Check Mix Revision 1

4-Methoxy-2',3',4',5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml

11-Nor-9-carboxy-delta9-THC-D9, 0.1mg/ml in MeOH, 1ml