Core strengths
Choose the advantage that suits you best.
Stable Vacuum Performance
Our vacuum blood collection tubes are manufactured with controlled production processes and quality inspection to help ensure stable vacuum performance and consistent blood draw volume.
Consistency Matters in Every Batch
For medical consumables, consistent quality from one batch to another is just as important as the initial product quality.Our production and quality control processes focus on batch-to-batch consistency, helping customers reduce unexpected differences during routine use.
Consistent Additive Performance
The performance of additives inside blood collection tubes can directly affect sample quality and subsequent testing.We pay close attention to additive consistency and distribution during production to help maintain stable sample conditions.
Full‑range Tubes & Private Label OEM Service
We supply full series of vacuum blood collection tubes covering EDTA K2/K3, lithium heparin, sodium heparin, clot activator, gel tubes, ESR tubes and more.Custom service is supported: custom tube colors, logo printing and tailored packaging for your private brand.
| Item | Specification |
| Product | ESR Tube |
| Cap Color | Black |
| Addtive | Sodium Citrate 4:1 |
| Tube Size | 13*75mm/13*100mm/16*100mm |
| Pcs | 1200pcs/carton |
| Tube Material | PET/Glass |
| Shelf Life | 2 Years |
| OEM | Available |
| Volume | 1-10ml |
| Certificate | ISO/CE/FSC/DOC |
Quality Control Behind Every Blood Collection Tube
When importing medical consumables, product quality is only one consideration. Documentation and quality management are also important for long-term cooperation. Our factory operates under an ISO 13485 quality management system, and our blood collection tube products have obtained CE certification. We maintain quality control throughout the manufacturing process to support consistent and reliable products for international customers. These documents support your local medical registration, import customs clearance and hospital tender bidding, removing barriers for you to launch this product in your market.
Why Choose Us?
20+ Years Experience
Customized Design
Professional Standards
Best Materials
About our company
Founded in 2000, Shandong Chengwu Medical Products Factory has over 20 years of manufacturing experience in medical consumables.
Our factory operates:
• 6 Class 100,000 cleanroom workshops
• 80+ automated production lines
• 100+ injection molding machines
• 800+ employees
• Exports to more than 40 countries and regions
• CE /ISO13485/ DOC/ FSC Certificated
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