Norethisterone, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A15644950AL-100 Availability: In the manufacturer's stock Price on request - + Recommended 679888 3,3'-Dimethylbenzidine, 100 µg/ml, Acetonitrile, Price on request 10001R CLP Semi-Volatiles Base/Neutrals Mix #1 Price on request S-4580-50-IOX10 Custom PAH Surrogate Standard Mix 10x1mL Each 50µg/mL in isooctane 0978.10: Naphthalene-d8 1524.12: Acenaphthene-d10 1336.12: Acenaphytlene-d8 1530.13: Fluorene-d10 0389.14: Phenanthrene-d10 0390.14: Antracene-d10 1337.16: Fluoranthen Price on request