2,4,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-247-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 91004 EPA Method 8270C Pesticide Mix #24 Price on request M258815 Metformin Hydrochloride, 1g Price on request 681499 Doxycycline hyclate, 100 µg/ml, Methanol, 1ml Price on request