Methylparaben, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 681247 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30211 1,2-Dichlorobenzene Price on request 673196 Amidosulfuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request LCS-4045 LC Caffeine Standards Kit, 6 x 10ml Price on request