The material, size and quality of the products are consistent with the original packaging, and the price is more favorable. 1. Material selection TFM (or PFA), low blank value 2. No return material is added to the product to ensure purity 3. It is applicable to all manufacturers and models of microwave digestion instrument, without error 4. The same product quality, the price is one half to one third of the original factory 5. Various brands and models of microwave digestion tanks can be processed according to customer requirements