Since 1968 - Leaders in Laboratory Instrumentation & Support


Koehler :

Koehler Instrument Company is more than a technical instrument manufacturer. We are committed to providing you with full support for your laboratory testing needs. Our extensive range of support services is brought to you by our staff of technically knowledgeable, trained specialists who are experienced in testing petroleum products and servicing instrumentation. We take care of you through the whole process... before and after your purchase from Koehler.
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Penetration Testing Equipment

Penetration tests are performed on petroleum products to determine consiste...
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Lubricating greases

The sample is oxidized in a pressure vessel initially charged with oxygen at 110...
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Lubricating oils

Demulsibility characteristics of lubricating oils
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Atmospheric Distillation

The sample is evaporated and condensed under controlled conditions, and observat...
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General Test Equipment

Centrifugation provides a convenient means of determinin...
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Gum formed during fuel storage can deposit on induction ...
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Bitumen and waxes

Determines the ductility of a bituminous material by mea...