In the 1 957 day period that started on July 18, 2019, e-chembook.eu was checked for availability 2 times. Throughout all checks, the operability of e-chembook.eu was confirmed 2 times, as evidenced by the code 200 on July 18, 2022. No unavailability periods occurred on e-chembook.eu, according to inspections made as of November 26, 2024. The responses obtained as of November 26, 2024, confirm that no responses have error statuses. With an average of 0.378 seconds, e-chembook.eu had a 0.276 seconds response time on July 18, 2022.