We can supply you with following blood collection tubes: 1. Gel & Clot Activator tube with yellow closure for quick serum separation; 2. Clot Activator tube with orange closure for quick serum separation; 3. Plain tube with red closure serum separation; 4. K2EDTA (K3EDTA) tube with lavender closure; 5. Sodium Heparin tube with green closure; 6. Sodium Citrate tube with Blue Closure for blood coaguation test (1:9); 7. Sodium Citrate tube with black closure for blood sedementation test (1:4); 8. Sodium Fluoride & Potassium Oxalate tube with grey closure for blood glucose test. Product Feature:Our high-quality tubes are featured with Safety, Accuracy, Convenience and Quickness. Save your time, improve your efficiency. Material: Glass and plastic. The specifications: 75mmX12 /13 mm, 100mmX12 / 13 mm, 100mmX15 / 16mm. Blood draw:From 1ml to 10ml. Application: They are used together with blood collection needle for blood collecting in clinic and test in lab. Our company spirit: People-oriented for science, RICH Science for people. Model Number: 1-10ml Disinfecting Type: R Size: 13 75mm 13 100mm Stock: NO Shelf Life: 2 years Material: PET/GLASS Quality Certification: ce Instrument classification: Class II Safety standard: None Packing: Carton MOQ: 5000 OEM: Avilable Sterile: Seterile Sample: Freely Certificate: ISO CE Supply Ability Supply Ability 10000000 Piece/Pieces per Month