Uni-Flex Safety Caps for 12mm Culture Tubes & 13mm Blood Collecting Tubes

Uni-Flex® Safety Caps Benefits: • Will not aerosol when opened • 10, 12, 13 and 16mm sizes fit all varieties of blood collecting and disposable culture tubes • Liquid tight seal prevents sample evaporation. The UniFlex® Safety Cap is designed to hold under centrifugation, agitation, refrigeration and freezing. • Easy identification of samples: Uni-Flex® Safety Caps are available in seven colors that conveniently correspond to blood collection cap colors • The Uni-Flex Safety Cap locks securely onto the outside of the tube lip to prevent evaporation. • Easy, one hand removal and application. To close, press down firmly with thumb to lock in place. To open, simply pry cap up with thumb. • Easy to label: Write directly on the cap with indelible ink • Clear, natural colored caps are tracemetal free (1000 per PK)