How do I adjust retention times? Why do I need to do this?

When the FROG is calibrated at a different location than the one it is being used at adjusting retention times is necessary, due to differences in barometric pressure and/or altitude. You can adjust retention times by running the retention time check sample and following the instruction sheet provided with your calibrated Frog. It is important

By |2020-02-06T18:51:23+00:00January 29th, 2020|, |Comments Off on How do I adjust retention times? Why do I need to do this?

When do I need to change the scrubber material on the FROG?

The FROG uses air as the carrier gas and uses scrubber material (activated carbon and molecular sieve) to clean the air. The frequency at which these need to be replaced varies with how often the Frog is used and the cleanliness of the environment it is used in. For daily FROG use we recommend replacing

By |2020-02-21T19:01:52+00:00January 29th, 2020|, |Comments Off on When do I need to change the scrubber material on the FROG?

I noticed that there are two USB Cables in the FROG-4000™’s case. What is the difference?

The difference between the USB cables are the non-USB ends. One of the cables has an auxiliary cable end, this cable is the serial data cable, it is used for connecting the FROG-4000™ to the Ellvin™ GC software to run the FROG-4000™ live with the software. The other cable has a micro USB connector on

By |2020-02-21T18:59:30+00:00January 25th, 2020||Comments Off on I noticed that there are two USB Cables in the FROG-4000™’s case. What is the difference?
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