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& Kristalle GmbH
& Kristalle GmbH
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Sodium Chloride (NaCl)
We are a leading manufacturer and supplier of research materials
Crystallographic
| Syngony | Cubic |
|---|---|
| Symmetry Class | m3m |
| Lattice Constants | a = 5.640 Å c = a |
| Cleavability | (100), perfect |
Optical
| Refractive Index at ne | 1.5467 |
|---|---|
| Refractive Index at nF' - nC' | 0.0132 |
| Refractive Index at n10.6 | 1.4906 |
| Refractive Index at n8.0 - n12.5 | 0.0308 |
| Thermal Coefficient of Refractive Index at 3.39 microns for ±60 °C | (-3.31) ... (-3.73) x 10-5 |
| Transmission Range, microns | 0.2 - 20 |
Thermal
| Thermal Linear Expansion, °C-1 for ±60 °C |
(36.4 ... 40.8) x 10-6 |
|---|---|
| Thermal Conductivity, W/(m * °C) at 35 °C |
6.15 |
| Specific Heat Capacity, J/(kg * °C) | 0.871 x 103 |
| Melting Point, °C | 801 |
Mechanical
| Density, g/cm3 at 20 °C | 2.17 |
|---|---|
| Mohs Hardness | 3 |
| Vickers Microhardness, Pa | 20 x 107 |
| Constants of Elastic Compliance, Pa-1 | S11 = 22.85 x 10-12 S12 = -4.69 x 10-12 S44 = 78.34 x 10-12 |
| Young Modulus (E), Pa | |
| in <100> direction | 4.37 x 1010 |
| in <111> direction | 3.27 x 1010 |
| Shear Modulus (G), Pa | |
| in <100> direction | 1.59 x 1010 |
| in <111> direction | 1.28 x 1010 |
| Poisson Ratio | 0.203 |
Chemical
| Molecular Weight | 58.45 |
|---|---|
| Solubility | |
| in water, gram/100 cm3 | 35.7 |
| in acids | soluble |
Ref. Index vs. Wavelength l
| Wavelength, Microns | Refractive Index |
|---|---|
| 0.2 | 1.7899 |
| 0.5 | 1.5516 |
| 1.0 | 1.5320 |
| 2.0 | 1.5254 |
| 3.0 | 1.5242 |
| 4.0 | 1.5217 |
| 5.0 | 1.5185 |
| 6.0 | 1.5153 |
| 7.0 | 1.5112 |
| 8.0 | 1.5066 |
| 9.0 | 1.5009 |
| 10.0 | 1.4947 |
| 11.0 | 1.4878 |
| 12.0 | 1.4800 |
| 12.5 | 1.4758 |
| 15.0 | 1.4403 |
| 20.0 | 1.3822 |
| 30.0 | 1.0912 |
Internal Transmittance t i (l) vs. Wavelength l
| Wavelength, Microns | Internal Transmittance |
|---|---|
| 0.2 | 0.16 |
| 0.5 | 0.97 |
| 1.0 | 0.97 |
| 3.0 | 0.98 |
| 5.0 | 0.98 |
| 6.0 | 0.98 |
| 7.0 | 0.98 |
| 8.0 | 0.98 |
| 9.0 | 0.98 |
| 10.0 | 0.98 |
| 12.0 | 0.98 |
| 15.0 | 0.87 |
| 20.0 | 0.05 |
Custom sizes and specifications are available on request.
Overview of elements with access to our shop
Tel.: +49 (0) 2461 - 9352 - 0
Fax: +49 (0) 2461 - 9352 - 11
Fax: +49 (0) 2461 - 9352 - 11