Helmets & Vests > Helmet Covers MEATSAFE B-LACTAM TEST 10'S Price $82.60 Stock status: Out of Stock Stock status: In Stock Product Code: RJ402-10 Qty: Description Sizing Information Reviews MEATSAFE B-LACTAM TEST 10'S & * Identifies animals which will pass USDA tissue residue tests One-step Meatsafe B-Lactam drug residue test for the detection of residues in the urine of cattle treated with ampicillin, amoxicillin, cloxacillin, hetacillin and penicillin G. The Meat Safe B Lactam Test identifies animals which will pass tissue residue tests administered by USDA Food Safety Inspection Service. 10 minute test time. Negative results: bottom line is darker than top line. Positive results: top line is darker than bottom line, or lines are equally dark. For use on live animals. Store at 50°–86°F. Do not open until ready to use; exposure to air will damage unused tests.