99.8% pure anhydrous (containing the least water possible) isopropyl alcohol is excellent for tape head cleaning, defluxing, stencil cleaning, other light cleaning, and as a flux thinner. Avoid “bargain” alcohols for critical electronic cleaning. Cheap alcohols contain much more water, which slows drying and can cause oxidation. Avilable in spray and bulk packaging. Specs: TT-I-735 Rev. A, ASTM D770-05, and GE Aviation D5B57(1) 1-Pint Bottle (16 FL/oz, 473ml) with “Squirt” Cap. Contains the least amount of water possible. excellent for tape head cleaning, defluxing, stencil cleaning, other light cleaning, and as a flux thinner. Non-ozone depleting. Plastic-safe. Ideal for electronics cleaning & flux thinning. 99.8% pure IPA.