Methylparaben, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 681247 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 54532 Phenol, 1000µg/ml in Water, 100ml Price on request 96218 PCB Isomer Standard, 100µg/ml in Isooctane, 1ml Price on request 675549 Chloropropylate, 10.0 µg/ml, Acetonitrile, 10ml Price on request