Looking at the records, chem-reference.com was tested for operability 3 times over the 1 173 days starting September 16, 2021. Among all uptime assessments, chem-reference.com was accessible 3 times, the most recent instance occurred on November 19, 2024, as indicated by a 200 status code. Checks showed chem-reference.com experienced no service interruptions as of December 2, 2024. Based on the replies that were received, it was determined that as of December 2, 2024, all responses were error-free. On November 19, 2024, against an average of 2.152 seconds, data shows a response time for chem-reference.com at 2.471 seconds.