TECHSPRAY Ultra Pure Duster, Cleaner, Aerosol, 10 OZ (296ml), Non-Flammable, 1671 Series

TECHSPRAY Ultra Pure Duster is designed for superior cleaning performance. It quickly and reliably eliminates dust, microscopic contaminants, lint, oxide deposits and other soils that could cause heat buildup or shorts. It must be held upright during use, and short bursts must be used to prevent cooling. Not to be used on photographic negatives without first clearing valve.