
Access Vitamin B12 | REF 33000
Beckman Coulter Access Vitamin B12 (REF 33000) reagent pack for quantitative determination of vitamin B12 in human serum and plasma using Access immunoassay systems.

The Beckman Coulter Access Anti-TPO reagent pack (REF A12985) is an in vitro diagnostic immunoassay reagent designed for the quantitative determination of anti-thyroid peroxidase (anti-TPO) autoantibodies in human serum and plasma using Access family immunoassay analyzers. It supports laboratories performing thyroid autoimmunity workups as part of the broader Access thyroid testing menu.
Key Features
- Assay type: Paramagnetic particle, chemiluminescent immunoassay for anti-TPO autoantibodies
- Format: Ready-to-use multi-test reagent pack for Access immunoassay systems
- Quantitative measurement: Reports anti-TPO concentration to support thyroid autoimmunity assessment
- Workflow: Compatible with routine Access calibration and quality control procedures
- Storage: Refrigerated storage as defined in the official IFU — Not specified in the located sources for exact conditions
Clinical Applications
- Laboratory investigation of suspected autoimmune thyroid disease
- Adjunct testing alongside TSH, Free T4 and Free T3 in thyroid panels
- Monitoring of patients with known thyroid autoantibody profiles as directed by the ordering clinician
- Use within centralized and hospital clinical chemistry / immunoassay laboratories
Product Information
- Brand: Beckman Coulter
- Product: Access Anti-TPO
- REF / UPN: A12985
- Category: Beckman Coulter Access Reagents
- Platform compatibility: Access family immunoassay systems (e.g., Access 2, UniCel DxI series) — confirm with current Beckman Coulter compatibility matrix
- Pack size / tests per pack: Not specified in the located sources
- Regulatory status: Refer to the official Beckman Coulter labeling and IFU for the destination market
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