Crosstex Value Test Mail-In Monitoring Service, 1 Test Strip, Control Strip, 52 tests/bx
(Discount shown during checkout)
Mail In Monitoring Service, 1 Test Strip, Control Strip, 52 tests/bx
Confirm biological monitoring services include: culturing service, immediate test failure notification, confidential online test results, reminder if you forget to test, expired product replacement program, certificate of participation, quarterly results report. Does not include prepaid envelopes.