Camcoâs TST Lemon Drop-Ins help control unwanted odors and break down waste and tissue in your black water holding tank. These easy-to-use drop-Ins contain a blend of lemon-scented surfactant oils that trap unwanted odors in your tank, making your camping experience more enjoyable. TST Lemon is RV and marine approved, does not contain formaldehyde and is safe for all septic tanksâit's even great for portable camping toilets!
