The COD value represents the amount of oxygen consumed by chemical methods to oxidize all organic substances in the water, whichis a very important indicator in water quality analysis. It is considered to be an important basis for planning...
Features of Single-layer Glass Reactor The single-layer glass reactor uses the original heating oil and water bath to carry out various biochemical reactions and synthesis reactions under constant temperature conditions. The entire system o...
The mildewincubator isoneofvarious typesincubators, and the corresponding temperature and humidity can be set in a closed space. It can be used for plant cultivation, breeding experiment, cultivation and preservation of bacteria, mildews an...
The high-pressure steam sterilizer isan instrumentthat uses saturated pressure steam to quickly and reliably disinfect and sterilize items, whichis suitable for medical and health, scientific research, agriculture and other units. High-pres...
A pipette is a device for quantitatively transferring liquids. It has the advantages of flexible use, easy maintenance, small size, and convenient carrying. It is widely used in biology, chemistry, scientific research and other fields. 1. I...
Reason 1: 1. If the calibration data is lost, please recalibrate the balance; 2. It may be affected by instantaneous interference; Reason 2: 1. The environment where the balance is placed is too poor to improve the environment; 2. The body...
1. Check the instrument carefully before use, whether the glass bottle is damaged, whether each interface is in compliance, and be careful to handle it gently. 2. PTFE switches everywhere cant be tightened excessively, which simply damages...
Seven maintenance methods of digital display blast drying oven 1. Before using the NANBEI drying oven, you must pay attention to whether the power supply voltage used is consistent. When in use, the ground wire of the power socket must be g...
Precautions for autoclave Principle of autoclaving The principle of autoclave sterilization is: in a closed steamer, the steam cannot overflow, and the pressure continues to rise, so that the boiling point of the water continues to increase...
Daily maintenance and maintenance of atomic absorption spectrometer: 1. Do not draw the lens of the outer optical path by hand. 2. Always keep the fog room clean and smooth drainage. 3. The test solution should be filtered or thoroughly cla...
