Hexavalent Chromium (Cr +6) Back Catalog number: 50741 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-H40 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 30059R EPA Method 502/524 High Conc VOC Mix #2 Price on request S-13036M1-1ML Phosalone, 100µg/ml in Methanol, 1ml Price on request