Technical Articles

Can nitrogen analyzer replace rotary evaporator?

2022-01-06

As the name implies, the nitrogen analyzer blows nitrogen to the surface of the heated sample in a fast, continuous...

How to correctly operate high pressure steam sterilizer

2021-12-30

High-pressure steam sterilizers are suitable for medical care companies, scientific research institutions, agricult...

How to correctly use infrared inoculating loop sterilizer

2021-12-27

Infrared inoculating loop sterilizer is a kind of equipment that is widely used in high temperature sterilization and di...

How to Protect the Nitrogen Blowing Instrument

2021-07-12

1. Do a good job of protecting hands and face During the heating process of the sample, the hot water in the waterproof bath splashes out and burns the hands and eyes. Before the operation, it is necessary to protect the hands and face, and...

Laboratory equipment list

2021-05-13

This is the list of laboratory instruments and equipment of the Centers for Disease Control and Prevention...

Common Faults and Solutions of Lab Freezer

2021-04-26

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...

​The Role of Kjeldahl Nitrogen Analyzer in Cosmetics Testing

2021-04-16

​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 Low Evaporation Speed of Rotary Evaporator

2021-04-12

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

2021-04-08

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...

The role of different types of ultrasonic cleaning machines

2021-04-06

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...