Chem-polezno.com had 10 availability checks done during the 1 247 day time frame beginning June 24, 2021. Throughout the entirety of tests, chem-polezno.com operated successfully 10 times, with the last uptime on November 19, 2024, returning a code 200. The checks conducted as of November 23, 2024, revealed that chem-polezno.com did not encounter any instances of unavailability. Based on the responses that were received, as of November 23, 2024, every response has been free of errors. Recorded on November 19, 2024, was a 0.326 seconds response time for chem-polezno.com, averaging 1.065 seconds.