Safheal · Professional in vitro testing
Amyloid Beta 42 Rapid Test (Aβ42)
A colloidal gold sandwich assay for qualitative detection of an elevated Aβ42 signal in human serum or EDTA plasma. The single-marker result is an aid to professional assessment.
- Specimen
- Human serum or EDTA plasma
- Read time
- 10 min
- Assay principle
- Qualitative
Technical specifications
- Specimen
- Human serum or EDTA plasma
- Assay principle
- Colloidal gold double-antibody sandwich assay · Qualitative
- Read time
- 10 min · ≥15 min — Results at or after the stated time are invalid.
- Pack size
- 1, 5, 10, 20, 25 tests/box · See the actual box label and packing list.
- Storage and expiry
- Store according to the product label; see label for expiry.
- Sample volume
- 1 drops
- Buffer
- 3 drops
Interpretation and limitations
The assay does not quantify Aβ42 or report an Aβ42/Aβ40 or pTau/Aβ42 ratio. It cannot diagnose or rule out Alzheimer’s disease on its own or establish brain amyloid pathology.
Technical documents
Specimens, workflow and quality control requirements.
PDF · 中文 / English · V1.0 · 2026-11-11