Internal Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-1668IS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended MBP-1 2-Chloro[13C12]biphenyl, 50.0µg/mL in Nonane/5% toluene, 1,2ml Price on request C16501000 Propranolol hydrochloride, certified, 0.1g Price on request 40002 THM’s - Purgeables Mix #2, 200µg/ml in MeOH, 1ml Price on request