Silver (Ag) Back Catalog number: 58847 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-14002M1-1ML Perfluorooctanesulfonic acid, 100µg/mL in MeOH,1ml Price on request 674859 Ethylene thiourea, 250mg Price on request 682208 Benoxacor, 100 µg/ml, Acetonitrile, 5ml Price on request