EPA Method 8081A Pesticide Standard A

EPA 1653 Chlorovanillines and syringealdehydes 6 Analytes, each 100µg/mL in aceton; unit: 1x1mL 5-Chlorovanillin [19463-48-0] 6-Chlorovanillin 5,6-Dichlorovanillin 2-Chlorosyringaldehyde Trichlorosyringol 2,6-Dichlorosyringaldehyde

Letrozole ,neat,neat,50mg,

GC-IRMS Standards ((C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15); C40 (?13C: -27.05)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no.