1. This products is made of high-quality extra hard glass, no air bubble, sparking and crystal-clea,thickness is even.
2. The performance of withstanding voltage and its leakproofness is very good, it can be used for sterilization at high temperature of 121℃ and high pressure.
3. Acid and alkali resistant, can filter all kinds of aqueous solution, the organic solution and corrosive liquids.
4. The products flows faster, groud-glass is standard.
5. Its size agress with the international standard size to fit for many foreign brands.