TBM Inc. offers Skytest, a compact and convenient test kit that quickly measures fluid acidity in the field. Just draw a sample of test fluid from your hydraulic system and follow the basic steps for fast results. The kit includes sample containers and titration solution for three fluid testings, three measuring tubes, and special color chart with instructions. For more information, call (314) 721-5590 Ext. 1242 or visit www.fsptbm.com.