
Potassium Chloride
Optical Material Information*
| Chemical Formula | KCl |
| Refractive Index (at 0.98 microns) | 1.48 |
| Knoop Hardness (psi) | 7 |
| Modulus of rupture (psi) | 330 |
| Useful Wavelength Range, Transmission (microns) | 0.3-20 |
| Useful Wavelength Range, ATR (microns) | 0.5-15 |
| Melting Point (ÂșC) | 776 |
| General properties | Colorless. |
| Chemical Properties | Hygroscopic; water soluble; slightly soluble in alcohol; soluble in ether, glycerin, and alkalai. |
*This was compiled from various sources. For more details, consult the Chemical Abstracts Service at www.cas.org.
Transmission Spectrum
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