A single blood bag (450 mL) is a sterile, disposable PVC bag pre-filled with CPD solution (63 mL)—an anticoagulant mix of citrate, phosphate, dextrose, and adenine. It’s used to safely collect and store a standard unit of whole blood .
Key Features & Specifications
- Volume: 450 mL of whole blood + CPD (~513 mL total)
- Sterility & Materials: Medical-grade PVC, sterile, non-pyrogenic tubing & needle; fitted with a 16G ultra-thin-wall needle and protective cap
- Shelf Life: Typically around 35 days (CPDA-1) or up to 42 days with CPDA + SAGM solution
- Packaged Individually: Sealed in foil or Al pouch with an overpack of 60 bags/box (
Use & Handling
- Blood Collection: CPD prevents clotting and preserves donor blood.
- Application: Standard unit for transfusion, component separation, or inclusion in mobile/emergency kits.
- Disposal: Incineration in compliance with biohazard regulations
✅ 4. Advantages
- Standard capacity for transfusion units.
- Compatible with component prep (via centrifuge).
- Available through established global manufacturers (e.g., Fenwal, Terumo Penpol, AccuPoint)
- Needle protection systems help reduce needlestick injuries
📦 5. Where to Source
- Global medical suppliers (Fenwal, Chinook Medical) with pricing around $39 for single CPD units in the U.S.
- UNICEF or humanitarian tenders offer triple/double bag options (3–7 USD each)
- Manufacturers with standard CPDA 450 mL single units: Terumo Penpol or AccuPoint
📝 6. Choosing the Right Option
| Consideration | Options |
|---|---|
| Additive | CPD (~35d shelf life) vs. CPDA + SAGM (~42d shelf life) |
| Needle Safety | With/without needle injury protector (NIP) |
| Component Prep | Single bag for whole blood vs. multi-bag sets |
| Supplier Price | U.S. govt pricing (~$39) vs. UNICEF bulk (US $3–7) |
📌 7. Recommendation
To match a BioLife-style 450 mL single blood bag with CPD and needle protector, look for specifications like:
- Capacity of 450 mL + 63 mL CPD
- 16 G ultra-thin-wall needle
- Needle Safety System (NIP)
- Individually foil-packed, with ICP-compatible shelf-life
- Medstock Supplies
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