Hi Salimeh Rezaeinia,

Yes, you can. I am going to send an article about this please follows the below link. Thanks

https://support.hach.com/ci/okcsFattach/get/1015622_4

Yes. You can check the EPA method below:

https://cfpub.epa.gov/si/si_public_file_download.cfm?p_download_id=525073&Lab=NERL

Or get more information from this discussion:

https://www.researchgate.net/post/Can_Total_Organic_Carbon_TOC_of_a_polluted_water_sample_be_measured_spectrophotometrically

Regards,

K

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yes...u need to heat sample by using reactor.then cool it before you do your measurement .attached file for your reference.

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