Product Features: 1. Material: PFA (fusible polytetrafluoroethylene, Teflon) 2. Transparency: translucent 3. High and low temperature resistance: -200 C to 260 C 4. Corrosion resistance: resistant to strong acid and alkali, aqua regia, HF, and various organic solvents 5. No leaching out, no sticking samples, it is an excellent container for storing standard substances 6. The blank value of metal elements is low, and the content of lead and is lower than 0.01ppb 7. With scale, and the scale is clear and accurate 8. With lip Product Specifications: 5/10/25/30/50/100/200/250/500/1000/2000ml