The Beckman Coulter Access Vitamin B12 reagent (REF 33000) is a paramagnetic particle, chemiluminescent immunoassay intended for the quantitative determination of vitamin B12 levels in human serum and plasma on Beckman Coulter Access family immunoassay systems. It supports laboratories assessing vitamin B12 status as part of the differential workup of macrocytic anemia and related conditions.
Key Features
- Methodology: Competitive binding chemiluminescent immunoassay using paramagnetic particles
- Sample types: Human serum and plasma (refer to IFU for accepted anticoagulants)
- Ready-to-use reagent pack designed for automated loading on Access systems
- Onboard barcode identification for lot, expiration and reagent tracking
- Compatible with Beckman Coulter Access, Access 2, UniCel DxI and DxI 9000 Access immunoassay analyzers
- Calibration and quality control: Use with the corresponding Access Vitamin B12 calibrators and recommended QC materials
Clinical Applications
- Quantitative measurement of vitamin B12 in serum and plasma
- Aid in the laboratory evaluation of suspected vitamin B12 deficiency
- Support for investigation of macrocytic and megaloblastic anemias
- Monitoring of patients undergoing vitamin B12 supplementation or therapy
- Use as part of broader anemia and nutritional status testing panels
Product Information
- Product: Access Vitamin B12
- REF / UPN: 33000
- Brand: Beckman Coulter
- Category: Beckman Coulter Access Reagents
- Assay type: Chemiluminescent immunoassay (paramagnetic particle)
- Tests per pack: Not specified in the located sources
- Storage conditions: Refrigerated storage as specified in the official IFU
- Shelf life and onboard stability: Not specified in the located sources
- Regulatory status: Refer to the manufacturer IFU and local regulatory labeling
Tell us what product you need and share a few details.
We connect your request with the most relevant verified brands.
Relevant supplier options can respond with availability, documentation context, and quote details.
Beckman Coulter Access Ferritin (REF 33020) is a paramagnetic particle, chemiluminescent immunoassay reagent pack for the quantitative determination of ferritin levels in human serum and plasma on Access immunoassay systems.
Beckman Coulter Access AFP Diluent (REF 33216) for use with the Access AFP immunoassay on Access family analyzers. Enables sample dilution for specimens with elevated alpha-fetoprotein concentrations.
Beckman Coulter Access Insulin (REF 33410) is an immunoassay reagent pack for the quantitative determination of insulin on Access family immunoassay systems.
Beckman Coulter Access Luteinizing Hormone (LH) reagent pack, REF 33510, a paramagnetic particle chemiluminescent immunoassay for the quantitative determination of LH in human serum and plasma on Access immunoassay systems.
Beckman Coulter Access Progesterone (REF 33550) is a paramagnetic particle, chemiluminescent immunoassay reagent pack for the quantitative determination of progesterone levels in human serum and plasma using Access Immunoassay Systems.
Beckman Coulter Access Testosterone (REF 33560) is an immunoassay reagent pack for the quantitative determination of testosterone in human serum and plasma on Access immunoassay systems.
Beckman Coulter Access Estriol (REF 33570) is an in vitro diagnostic immunoassay reagent pack for the quantitative determination of unconjugated estriol (uE3) in serum on Access immunoassay systems.
Beckman Coulter Access Human Growth Hormone (hGH) reagent pack, REF 33580, for use on Access immunoassay systems to quantitatively measure hGH in human serum and plasma.
Beckman Coulter Access Cortisol immunoassay reagent pack (REF 33600) for the quantitative determination of cortisol on Access family immunoassay systems.
Beckman Coulter Access Cortisol Diluent (REF 33606) for use with the Access Cortisol immunoassay on Access family immunoassay systems.
Beckman Coulter Access Total Thyroxine (T4) reagent pack, REF 33800, for use on Access immunoassay systems to quantitatively determine total T4 in human serum and plasma.
Beckman Coulter Access Free T4 immunoassay reagent pack (REF 33880) for the quantitative determination of free thyroxine in human serum and plasma on Access family immunoassay analyzers.
Beckman Coulter Access Substrate (REF 81906) is a chemiluminescent reagent for use with Access family immunoassay analyzers.
Beckman Coulter Access DHEA-S reagent (REF A10826) is a chemiluminescent immunoassay pack for the quantitative determination of dehydroepiandrosterone sulfate in human serum and plasma on Access family immunoassay systems.
Practical answers for procurement teams reviewing this product page.
Include the exact product family, brand preference, REF/UPN code when available, required quantity, destination country, expected delivery timing and documentation expectations.
Yes. If alternatives are acceptable, mention equivalent brands, compatible models, size ranges and any non-negotiable requirements.
Related products are connected through structured catalog data such as brand, category, product family and country assignment.
No. This page supports sourcing and RFQ organization. Buyers must verify regulatory status, clinical suitability and procurement compliance independently.
Specific codes reduce ambiguity and help supplier teams identify product availability, packaging details and documentation faster.
Yes. The workflow is designed for hospitals, clinics, distributors, wholesalers, importers and procurement departments.
Yes. Products can be connected to multiple countries in the admin panel, and buyers can specify destination details in the RFQ form.
The request is stored with contact and procurement details so the sourcing conversation can be reviewed and followed up clearly.