LC Caffeine Standards Kit, 6 x 10ml Back Catalog number: LCS-4045 Availability: In the manufacturer's stock Price on request - + Recommended 52020 Verification II Standard 2 Price on request 73516 2-Methylsulfonyl-4-trifluoromethyl benzoic acid Price on request 673218 Cadusafos, 10.0 µg/ml, Acetonitrile, 10ml Price on request