Internal standard 3, 2000g/ml in MeOH, 1ml Back Catalog number: 30069 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 8231.14-50-IO 2-Chloroanthracene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 17135-78-3 Price on request MTBPAN Tetrabromo[13C6]phthalic anhydride, 1.2ml x 50ug/ml, toluene Price on request 79337 Picloram methyl derivative Price on request