Comprehensive operation instructions for a wide range of laboratory instruments used by the university's biology teaching center.
This manual provides step‑by‑step operating procedures, safety precautions, and maintenance notes for dozens of laboratory devices, including centrifuges, microscopes, spectrophotometers, incubators, water‑purification systems, and gas regulators. Each section is organized by instrument model and includes specific instructions for setup, parameter adjustment, and shutdown.
The document is intended for students and staff of the Biology Experiment Teaching Center, ensuring consistent and safe use of equipment across the laboratory. It also contains troubleshooting tips and brief specifications where relevant. This manual is written in Chinese.
| Beckman J2‑MC centrifuge temperature range | -9 °C to 40 °C |
|---|---|
| Pump continuous flow range | 2 – 600 mL/h |
| Maximum centrifuge speed setting | Do not exceed the rated maximum speed |
Use the flow direction switch (顺逆开关) to toggle between forward (adding liquid) and reverse (drawing liquid) operation.
Turn off the power, wait ten seconds, then restart the machine and set the speed again.