LECO is an analytical instrument company headquartered in the United States. Since 1936, when Lico Corporation introduced commercial carbon sulfur analyzers, nitrogen oxygen analyzers, and hydrogen analyzers to the market, pioneering rapid analysis technology for industrial analysis, it has maintained its position in this field, providing excellent infrared carbon sulfur analyzers and oxygen nitrogen hydrogen gas analysis instruments in the * * range. Lico Company entered the Chinese market as early as the mid to late 1970s and has sold over 3500 units of this type of instrument domestically to date.

LECO products from the United States have a large market share in the field of elemental analyzers, with instruments mainly including carbon sulfur analyzers, sulfur analyzers, oxygen nitrogen analyzers, and other combustion gas analyzers.

LECO accessories in the United States are mainly divided into the following categories:

1、 Brushes, electrode plates, etc. for various electrode furnaces;

2、 Various catalysts, reagents, etc;

3、 Various types of crucibles, crucible supports, etc;

4、 Various filtering devices;

5、 Various glass consumables, combustion tubes, catalytic tubes, drying tubes, etc;

6、 Induction coils and related products;

7、 Various types of O-rings;

8、 Vibration tubes and related products;

9、 Printing paper, various valves, circuit breakers, infrared light sources and other related products;

10、 Various spoons, tweezers, etc;

11、 Various types of connecting pipes, etc;

12、 Various types of standards, including CSONH standards for steel, titanium, copper, zirconium, coal, lime, soil, kerosene, ore, etc., as well as ash and volatile matter standards, are provided by American Canadian Union. All certificates can be traced back to their place of origin.