2,3,7-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Back Catalog number: DD-237-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 97985 EPA Method 502/524 Volatile Standard Price on request FA57674 Antheraxanthin, 250µg Price on request 57015 Phosphorus (P) Price on request