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The KERN ORA-A1107 is a contact fluid based on bromonaphthalene (CAS 90-11-9) for gemmological refractometry. It optically couples gemstone and measuring prism and is supplied as a 2 ml portion.

Contact Liquid - KERN ORA-A1107

KERN Original product
Net price (excl. VAT)
€39.20
Item KER-ORA-A1107
Personal expert advice
Brand new Specialist dealer since 2009 Original product Worldwide shipping
Product data
EAN4045761176522
Country of originChina
Customs tariff number90279000
ConditionNew
Article
KER-ORA-A1107
Frequently Bought Together

Determining the refractive index of gemstones calls for a contact fluid that optically links stone and prism. The KERN ORA-A1107 uses bromonaphthalene (CAS 90-11-9) for this purpose.

Benefits

  • Optical coupling: links gemstone and measuring prism
  • Specified substance: bromonaphthalene (CAS 90-11-9)
  • Ready to use: 2 ml portion for direct application

Technical data

  • Substance: bromonaphthalene (CAS 90-11-9)
  • Content: 2 ml
  • Net weight approx.: 0,10 kg

Compliance and origin

EAN 4045761176522, customs tariff code 90279000, country of origin China.

More Information
Manufacturer Kern
Country of Manufacture China
EAN 4045761176522
Weight 0.200000
HS-Code 90279000
GPSR manufacturer information KERN & SOHN GmbH, Ziegelei 1, DE-72336 Balingen-Frommern, www.kern-sohn.com
Article authenticity Original product
Condition of article New
Position sensing No