Silver (Ag) Back Catalog number: 58047 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52158 CLP CCV Standard Price on request 59370 ILM 5.3 CRDL Mix Price on request 4:2FTS Sodium 1H,1H,2H,2H-perfluorohexane sulfonate (4:2), 1.2ml x 50ug/ml, methanol Price on request