6-Chloronicotinic acid, certified, 0.1g Back Catalog number: C11452000 Availability: In the manufacturer's stock Price on request - + Recommended 677301 Caffeine, 100 µg/ml, Methanol, 1ml Price on request 83558 o-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml Price on request 25015 Base/Neutral & Acid Surrogate Standard Price on request