Caffeine, 100µg/ml in MeOH, 1ml Back Catalog number: 97536 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 19297 a,a,a-Trifluorotoluene, 20mg/ml in MeOH, 1ml Price on request S-4581-50-IOX10 Custom PAH Syringe Standard Mix 10x1mL Each 50µg/mL in isooctane 1087.18: Benz[a]antracene-d12 1349.20: Benzo[k]fluoranthene-d12 1086.12: Biphenyl-d10 1537.18: p-terphenyl-d14 Price on request 96035 2,4,6-Tribromoanisole [0.05 ng/mL] Price on request