Kett Support1 Answers
Anonymous answered 8 years ago
A primary test is a test method that is not product specific… that means you can test ‘anything’ and get the right answer. A secondary test is a test that is usually referenced to a primary test (or another secondary test method). It has calibrations that are product specific. An example of a primary test is a stop watch and tape measure (speed) and a secondary test is a speedometer. The speedometer would need to be initially calibrated for the diameter of the tire. In moisture analysis, the two primary methods are loss on drying and Karl Fischer tests. All other test methods are considered secondary.
Please login or Register to submit your answer
Help our clients immediately optimize their efficiency and profitability. 
Over 60 years of Instrument Design means we know what it takes for an instrument to work - in all environments and with numerous users.
No-Risk Total Care Packages. 
Kett Performance Guarantee Program
We provide a guarantee to meet specifications right in the warranty. In addition, we guarantee repair time and offer free loaners in the rare event we can't meet this promise - again, we want you to always be able to depend on us and our instruments. 
We are always looking for associates and business partners that share our vision to help our clients obtain world-class results. 
Here's a sample of our most recent product announcements and significant company information 