In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

The typical GC-MS instrument is capable of performing both functions either individually or concomitantly , depending on the setup of the particular instrument .
The typical GC-MS can work either way alone , or both at the same time .