Caffeine, 1000µg/ml in MeOH, 1ml Back Catalog number: 71151 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended BDE-182 2,2',3,4,4',5,6'-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request S-4259-ASS-IO Aromatics Calibration Standards Kit (4 Internal Standard Version) 24 Analytes + 4 ISTD, each Vol.% as listed in isooctane; units: 5x1mL Set, one of each Std. 1-5 + opt. 1x1mL (Std. 6) To these calibration standards are 4 deuterated Internal Standards Price on request 2608.20-200-T 1,2,3,6,7,8,9,10,11,12-Decahydrobenz[e]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 92387-50-3 Price on request