525.2 Calibration Standard Back Catalog number: 94894 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P3MHPA Perfluoro-3-methylheptanoic acid, 1.2ml x 50ug/ml, methanol Price on request 680975 1-Tridecanol, 250mg Price on request 40017 EPA Method 619 - Triazine Pesticides Price on request