THESE MULTI-TASK ALPHA NUMERICALLY IDENTIFIED, 96 WELL, POLYSTYRENE MICROTITRATION PLATES MAKE MICROSCOPIC SAMPLE LOCATION MUCH SIMPLER. CROSS CONTAMINATION IS MINIMIZED BY EACH WELL HAVING A RIM AROUND IT THAT SEALS TO A CONDESATION RING ON THE COVER. DEEP LIDS REDUCE THE COMMON PROBLEM OF EVAPORATION. THE BLACK PLATE IS USED FOR FLUORESENCE STUDIES AND THE WHITE FOR LUMINESCENCE ASSAYS. THESE PLATES ALL HAVE A LENGTH OF 127mm AND ARE 86mm WIDE. THEY ARE SOLD IN CASE QUANTITIES OF 50 PLATES.