Semi-volatiles matrix spiking standard

2,5-Diisopropylphenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 35946-91-9

1,2-d2 Isoadiantane, 10µg/ml in Isooctne, 1ml

Flunitrazepam-d7 (N-methyl-d3, fluorophenyl-d4),1000 µg/mL,MeOH,1mL