The ice maker is a refrigeration mechanical equipment that generates ice after being cooled by the refrigerant in the refrigeration system of the evaporator. The adopted refrigeration system, the principle and production method of the evapo...
InfluencesofImproper Operation of Vacuum DryingOvenon Test The vacuum drying oven is atraditionaldrying device, and the inside of the oven is divided into several layers by heating plates. The vacuum drying oven uses the actual temperature...
This is the list of laboratory instruments and equipment of the Centers for Disease Control and Prevention...
Why Does theRotaryEvaporatorBumping? Rotary evaporator, also known as rotary evaporation machine, is a commonly used equipment in laboratories. It consists of a motor, distillation flask, heating pot, condenser and other parts, whichis main...
Common Faults andSolutionsofUltra-lowTemperatureFreezer Although the refrigeration system and control circuit of the ultra-low temperature freezer are relatively complicated, the common faults are mainlycaused bythe circulation system and t...
TheRole of KjeldahlNitrogenAnalyzer inCosmeticsTesting Kjeldahlnitrogenanalyzer is an instrument that calculates the protein content by measuring the nitrogen content in the sample based on the principle of constant nitrogen content in p...
How to Deal with LowEvaporationSpeed ofRotaryEvaporator Rotary evaporator, also called rotary evaporation machine, is a commonly used equipment in laboratories. It consists of a motor, distillation flask, heating pot, condenser, etc., andis...
Mechanical analytical balance maintenance and maintenance Place the balance on a stable workbench to avoid vibration, airflow and sunlight. Adjust the bubble of the spirit level to the middle position before use. The balance should be prehe...
Small ultrasonic cleaners are used in optics, glasses, watch parts, miniature bearings, electric vacuum devices, semiconductor devices, m issile guidance systems, etc. that require high cleaning quality. The cleaning working time of the mul...
Principle and A pplication of A flatoxin Teste r Aflatoxin (AFT)isakindof compounds with similar chemical structures, all of which are derivatives of dihydrofuranocoumarin. Aflatoxin is a secondary metabolite mainly produced byaspergillus f...
