Hexavalent Chromium (Cr +6) Back Catalog number: 54172 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92844 EPA Method 525.2 Pesticide Level 3 Price on request 681083 D3-Metsulfuron-methyl, 100 µg/ml, Acetone, 1ml Price on request 11286.14-100-AN Thiophanate-d10 (O,O-diethyl-d10),100 µg/mL,acetonitrile,1mL, Price on request