Jinan Mao An Instrument Co.,Ltd

The quality of the graphite tube directly determines the efficiency and accuracy of the AAS test.

After years of development, we have successfully produced various graphite tubes for different brands of AAS in the world. Our tubes have electrical and thermal properties. It is produced with qualified graphite as a base material and processed with special technology. Our graphite tubes have the characteristics of high sensitivity, high precision, good reproducibility and long life. Very competitive price.

The quality can reach the big brands in the world.

*Qualified materials

* Precise grinding

* Fully mixed

* Appropriate pressure

* Correct heat treatment

* Full process cleaning control

* Precision machining

*Special coating technology

* Strict performance quality testing after production

The above fully guarantees that the quality of our graphite tubes is very high.