The best choice for routine, film-imaged Western blotsWesternBright ECL is more sensitive than other chemiluminescent substrates, so you can conduct shorter exposures, load less sample, or use up to ten-times less antibody. WesternBright ECL Spray provides both components of WesternBright ECL in one convenient spray bottle. Chemiluminescent Western blotting has never been easier. Save time and money with WesternBright ECL. Features Easy to use: just point and spray. No measuring or mixing requiredStronger signal than Amersham ECL or Pierce ECLDetect low pg protein amountUse up to ten-times less antibody