LC Caffeine Standards Kit, 6 x 10ml Back Catalog number: LCS-4045 Availability: In the manufacturer's stock Price on request - + Recommended 2025.6-K-IO Pentachlorobenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 608-93-5 Price on request 70081 2-Chloronaphthalene Price on request 54204 Anions Mix #2 Price on request