EPA Method 642 - Analytes Back Catalog number: 40057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PFRS-027S TDCP, 100µg/ml in Toluene, 1ml Price on request L470500 Losartan Potassium Salt, 98%, 50mg Price on request 52030 Spike Sample Standard 2C (Water) Price on request