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Contact Liquid - KERN ORA-A1007
The KERN ORA-A1007 is a contact fluid with a refractive index of 1,74 nD based on diiodomethane (CAS 75-11-6). It establishes the optical contact between gemstone and prism in gemmological refractometry.
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Description
Measuring the refractive index of gemstones requires a high-index contact fluid to couple the stone optically to the measuring prism. At 1,74 nD, the KERN ORA-A1007 provides the standard value for gemmological refractometry.
Benefits
- Defined refractive index: 1,74 nD for reliable optical coupling
- Specified substance: diiodomethane (CAS 75-11-6)
- Ready to use: 2 ml portion for direct application
Compliance and origin
EAN 4045761176508, customs tariff code 90279000, country of origin China.
Technical data
| Substance | diiodomethane (CAS 75-11-6) |
|---|---|
| Refractive index | 1,74 nD |
| Content | 2 ml |
| Net weight approx. | 0,10 kg |
| Weight | 0.2 kg |
| Manufacturer | Kern |
| EAN | 4045761176508 |
| HS-Code | 90279000 |
| GPSR manufacturer information | KERN & SOHN GmbH, Ziegelei 1, DE-72336 Balingen-Frommern, www.kern-sohn.com |
| Condition of article | New |
| Article authenticity | Original product |
| Country of Manufacture | China |
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