Levonorgestrel, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A14629760AL-100 Availability: In the manufacturer's stock Price on request - + Recommended 1,3-DPMA 1,3-Dechlorane Plus® Mono adduct, 1.2ml x 50ug/ml, toluene Price on request 82456 USP Organic Volatile Impurities Standard Price on request 54186 Sodium Propionate Price on request