B&G sprayers are hand made and hand tested by placing liquid in the sprayer and making sure they do not leak before shipping them.  It is normal to have a slight liquid residue in the sprayer when they are shipped.

B&G Sprayers are the highest quality sprayers on the market today and have been trusted by pest control professionals for over 50 years. You just can't get any better sprayer than a B&G. This particular B&G 1 Gallon hand pump sprayer features a positive tip shut-off (NO DRIP), heavy duty construction - built to last, unique carpet protector bottom ring, spare parts storage inside of ring and the protectors are easily removed for cleaning and provide the utmost in protection. The B&G 3 Gal Sprayer and 18" Wand N324 - S comes with an 18-inch wand and with a 4 way tip, which includes a fine or coarse fan, and pin stream settings.