RITVERC JSCMounting and dismounting of Mössbauer sources (MCo7 and MSn9) manufactured by RITVERC on an NGR-spectrometer. Significant decrease of gamma radiation dose provided by using of tungsten shield

| Code | Capsule type | d, mm |
|---|---|---|
| GrMS.1 | 1 | 11.2 |
| GrMS.2 | 2 | 14 |
| GrMS.3 | 3 | 18 |
| GrMS.6 | 6 | 6 |