Heparin cannula, 2 1/8'',straight, 1.5mm tip | Ambler Surgical
Heparin Cap for IV Cannula, Yellow Color Round-Designed Connector/ Cap for Injection of Heparin Sodium - China Heparin Cap, Medical Heparin Cap | Made-in-China.com
Heparin Cap IV Disposable Cannula Heparin Caps for Dog Cat Veterinary Supplies | eBay