| Solution type | Average max. radiance (W/nm) |
| Xenon in water | 1.04 × 10−9 |
| Krypton in water | 8.00 × 10−10 |
| Argon in water | 7.75 × 10−10 |
| Neon in water | 5.40 × 10−10 |
| Helium in water | 4 × 10−10 |