Sealed Radioactive Source, Americium
Product Code : JLI-PLE-10573
Quick Answer: The Sealed Radioactive Source, Americium holds 5 μCi (185 kBq) of americium-241 in a silver-palladium disc that passes much of the alpha emission plus a small amount of low-energy gamma. It is colour-coded brown and comes in a lead castle inside a labelled storage box.
Last updated: 18 October 2026
Key Features
- Active material sealed in metal foil, fixed in a cylindrical mount with a 4 mm stem.
- Wire gauze cap over the open window protects the foil from accidental damage.
- Nature and strength engraved on the mount, with brown colour coding.
- Supplied in a small lead castle inside a labelled MDF storage box, with a data sheet.
Technical Specifications
| Specification | Value |
|---|---|
| Isotope | Americium-241 |
| Activity | 5 μCi (185 kBq) |
| Emissions | α and γ |
| Colour code | Brown |
| Mount | Cylindrical, 4 mm diameter stem |
| Storage | Lead castle in labelled MDF box, 100 x 75 x 65 mm high |
| Documentation | Data sheet |
How It Is Used
The sealed source provides alpha particles, with weak gamma emission, for counting and absorption work with a GM tube in school radioactivity practicals. Between uses it is kept in its lead castle and storage box.
Frequently Asked Questions
How is the Sealed Radioactive Source, Americium stored?
Each source is supplied in a small lead castle inside a suitably labelled MDF storage box measuring 100 x 75 x 65 mm high, with a data sheet.
What does the Sealed Radioactive Source, Americium emit?
It emits alpha particles, a substantial proportion of which pass through the silver-palladium disc, and a small amount of low-energy gamma radiation.
Related Physics Lab Equipment
See the full physics lab equipment range, or these related radioactivity items:
Buyers in Mongolia, Portugal, Paraguay, Bangladesh and Afghanistan can order the Sealed Radioactive Source, Americium from JLab India as an export order.
For a quotation on the Sealed Radioactive Source, Americium, contact JLab India on +91-8569909696.
