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| BC-440 | BC-440M | BC-448 | BC-448M | |
| Scintillation Properties | ||||
| Light Output(%Anthracene) | 60 | 60 | 64 | 64 |
| Decay Time(ns) | 3.3 | 3.3 | 2.1 | 2.1 |
| Wavelength of Max Emission (nm) | 434 | 434 | 425 | 425 |
| Bulk attenuation length(cm) | >400 | >400 | 380 | 380 |
| Mechanical Properties | ||||
| Softening point ¡æ | 99 | See note above | 99 | See note above |
| Tensile Strength(MPa ¡À4) | 34 | 34 | ||
| Flexural Strength(MPa ¡À6) | 50 | 50 | ||
| Tensile Modulus(MPa ¡À300) | 2600 | 2600 | ||
| Atomic Composition | ||||
| Number of H atoms per cC,¡Á1022 | 5.23 | 5.23 | 5.23 | 5.23 |
| Number of Catoms per cC,x1022 | 4.74 | 4.74 | 4.74 | 4.74 |
| Number of electrons per cC,x1023 | 3.37 | 3.37 | 3.37 | 3.37 |
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