WS Anions - Cal Check (X 10) Back Catalog number: 59353 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA11940000AL 2,4-D, 100µg/mL in Acetonitrile, 1ml Price on request 92111 EPA Method 8121 Chlorinated Hydrocarbons Price on request 91897 Pyridine Price on request