Filling Bag

LePure Biotech’s Automatic PUPSIT System integrates sterilizing filtration, connection management, real-time monitoring, and electronic data archiving. The system performs integrity testing of key parameters such as pressure and flow rate, reducing the risk of human error. It automatically generates and...

LePure Biotech Le-Flex® TPE tubing are designed to meet the high standards of biologics applications. With superior sealing and aseptic welding capabilities, they ensure system integrity and sterility. Additionally, Le-Flex® TPE tubing  are available.

LeDetic® feeding bags are manufactured from LePure's proprietary film, which is an electrostatic dissipative (ESD) grade material suitable for powder feeding. LeDetic® films are designed for powder applications, with low residue rates and anti-static properties to ensure the desired results. The LeD...

LeKrius® storage bag is made of multi-layer co-extruded film as raw material, which ensures extremely low gas permeability, good physical strength, wide chemical compatibility and biocompatibility of sterile liquid storage bag, so that it is safe to use. It is used for the storage and transfer of vari...

SU mixing bags offer flexible customization for seamless transitions between powder-liquid and liquid-liquid mixing. The mixing bag adopts a multi-layer co-extrusion film, which ensures extremely low gas permeability, good physical strength, wide chemical compatibility and biocompatibility, and can be safe...

LePurseal® Automatic Aseptic Sealer II can be used for aseptic heat sealing of thermoplastic tubes (TPE material) and thermoplastic pump tubes (such as PharMed® BPT, PureWeldXL) to meet the aseptic disconnection of thermoplastic tubes and maintain the sterility of products in non-sterile environments...

LeRybow® 1/2 single-use liners, made from a purpose-de - - signed multilayer co-extruded film, deliver efficient mixing with proven stability and cost-effectiveness. The optimized structure accelerates dissolution, ensures homogeneity, and provides robust mechanical reliability. With round and square...

Polyether sulfone (PES) filter is a widely used filter in pharmaceutical processes. PES material has excellent chemical stability and high temperature resistance, which can effectively filter impurities such as microorganisms and particles, ensuring the high purity of the product. LePure Biotech pr

The LeSiever® LFT-1010 is a regulatory-compliant integrity tester designed for accurate, efficient, and consistent filter validation in biopharmaceutical processes. Built on LePure Biotech’s 25 years of expertise, it integrates automated test modes, advanced diagnostics, and secure data management to ...

LeThenea® Single-use Freezing Bag are widely used for low-temperature storage of biologics. They support both clinical and research applications, including cells, tissues, and related materials. The rapid growth of cell therapy, especially CAR-T, is raising requirements for product performance and quali...

As a highly integrated intelligent mixing platform, the Minwind Tabletop Mixing System is available in two models ‒ LXB-P (Power) and LXB-E (Easy) ‒ tailored to meet a wide range of needs from basic R&D to pilot-scale production. LXB-E for daily lab use and process development, with simple operation an...

LePure Biotech is a renowned provider of high-quality, single-use equipment and consumables for a wide range of bioprocess applications, including upstream, downstream, and final filling.


With access to cutting-edge science, abundant resources, and advanced technology, LePure Biotech caters to a diverse clientele dedicated to the manufacturing of life-saving biopharmaceuticals. Our product offerings span the globe, encompassing single-use bioprocess film, TPE tubing, sterilizing capsule filters, rocking bioreactor bags, as well as cell lines and culture media. In addition, our team specializes in creating tailored assemblies, leveraging our expertise to engineer unique and scientifically sound solutions. We are committed to providing comprehensive support through our dedicated sales organization and driving innovation through our state-of-the-art R&D centers.


At LePure Biotech, quality is our utmost priority. Our products offer distinct advanta...