Atrazine Back Catalog number: 70023 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 679350 4-Chloronitrobenzene, 100 µg/ml, Methanol, 1ml Price on request 73603 Chlorotetracycline Price on request 32003 EPA Method 500 Series Internal Std #4 Price on request