Our PTFE Mortar and Pestle set is engineered for superior chemical resistant and non-stickperformance in demanding laboratory environments. Crafted from high-purity polytetrafluoroethylene, it ensures contamination-free grinding, mixing, and pulverization of sensitive materials, including corrosive, acidic, or high-purity compounds. The autoclavable design allows repeated sterilization at high temperatures, making it ideal for pharmaceutical, chemical, and research applications.
As a trusted supplier, we offer custom sizes and configurations to meet specific workflow requirements. The inert PTFE construction prevents sample adhesion and ensures easy cleaning, enhancing reproducibility and efficiency. Ideal for sample preparation, spectroscopy, and quality control processes.
Contact us for bulk orders and tailored solutions.
Excellent Chemical & Physical Properties:
Extremely strong chemical inertness (the core advantage)
PTFE is known as the “plastic king” and hardly reacts with any known strong acids, bases, oxidants, organic solvents, etc.
Tolerant reagents include aqua regia, hydrofluoric acid (HF), hot concentrated sulfuric acid, nitric acid, hydrochloric acid, chromic acid, various organic solvents (such as acetone, benzene, alcohols), etc.
This feature ensures that the stored samples are not contaminated by the container and also guarantees that the container itself is not corroded.
Extremely low leaching and adsorption of metal ions
The surface of PTFE is smooth and dense, and it hardly adsorbs trace elements and components in the sample.
The content of self dissolved metal ions is extremely low, which is crucial for trace analysis (such as ICP-MS, ICP-OES, AA, etc.), effectively avoiding background contamination and ensuring the accuracy of analysis results.
Excellent thermal stability
It can usually be used for a long time within the temperature range of -200 ° C to+260 ° C.
Short term tolerance to higher temperatures (such as 300 ° C) makes it suitable for hydrothermal reactions, high-temperature digestion, or high-temperature sample storage.
Excellent non stickiness and surface smoothness
The surface friction coefficient is extremely low, does not adhere to any substances, is easy to clean and pour out viscous reagents, and there will be no residue.
High purity and good electrical insulation















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