Precision and Recovery Stock Solution, 1.2ml, nonane Back Catalog number: EPA-1613PAR Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 70092 Chrysene-d12, 1000µg/ml in Methylen Chloride, 1ml Price on request 59886 Potassium (K) Price on request 93126 EPA Method 622/8140 - Analytes Price on request