AAS Mix Back Catalog number: 50607 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L-PFHPS Sodium perfluoro-1-heptanesulfonate, 1.2ml x 50ug/ml, methanol Price on request 93402 Phenol Price on request 6:2FTS Sodium 1H,1H,2H,2H-perfluorooctane sulfonate (6:2), 50µg/ml in MeOH, 1,2ml Price on request