The METHER YDS-20 is a 20-liter liquid nitrogen container engineered for safe and efficient cryogenic storage of biological samples, semen, and other temperature-sensitive materials. Combining medium storage capacity with robust insulation performance, it offers a reliable solution for laboratory research, veterinary breeding, and medical use.

Laboratory Applications — Reliable Cryogenic Storage for Research and Testing

The YDS-20 provides dependable cryogenic preservation for laboratories engaged in biological, chemical, and medical research.
It is suitable for:

• Storing cell cultures, tissues, and biological specimens

• Preserving sperm, embryos, and genetic materials for research use

• Maintaining ultra-low temperature conditions for reagents and samples

Advantages:

• Stable thermal insulation reducing nitrogen evaporation

• Manageable size suitable for laboratory benches or storage areas

• Compatible with canisters and racks for systematic sample organization

This model is widely applied in research institutes, university laboratories, and biobank facilities that require efficient, mid-size cryogenic storage.

Veterinary and Breeding Applications — Stable Semen Storage for Animal Reproduction

In veterinary and livestock breeding operations, maintaining semen viability directly affects breeding success.
The YDS-20 offers:

• Adequate storage volume for bovine, ovine, and equine semen straws

• Durable, corrosion-resistant aluminum construction for long-term use

• Extended static holding time minimizing the need for frequent refilling

• Safe transport and easy handling in both field and clinic environments

It is well-suited for AI centers, veterinary hospitals, and farm-based breeding programs requiring dependable nitrogen preservation for semen or embryos.

✅ Ideal Applications

• Transporting biological or clinical samples

• Short-term storage for research institutions, laboratories, and biobanks

• Secure handling of genetic materials, vaccines, or cell lines under cryogenic conditions

✅ Available Models

✅ Why Choose METHER?

With years of expertise in cryogenic storage solutions, METHER delivers reliable, user-focused dry shippers that combine safety, innovation, and portability—trusted by laboratories, hospitals, and biotech institutions worldwide.

Anhui Zhongke Duling Commercial Appliance Co., Ltd, is a high-tech enterprise which specicalized in designing, manufacturing and marketing of laboratory& medical refrigerators and freezers, such as pharmacy refrigerators, ultra low temperature freezers, deep freezers, walk-in cold room, customized commercial freezers and cold chain equipments.

We pursue the concept of " For a healthy world, For a healthy future" with the strong technical support from R&D team. We produce environmentally frendly products fro high-end brands technical areas like research insitites, hospitals, laborartories, commercial retails with the dedicataion to build a green bridge for health of the humanity and the world.

We had botained the ISO 13485, ISO 9001, ISO14001, ISO45001 certificate for company management, CE, MDR for the prodcut quality control system, strike foward to the international enterprise with the quality management goal of orderly, continuous improvement and controllable risk.

Operating honestly, focusing on quality and complying with the law is our basic principle. We aim to serve for the society and for a better environment with producing environmentally products and offering best customer service.

WHO ARE WE?

Zhongke Duling is a High-tech manufacturer established since 2011, provides storage and transportation products and solutions for biological sample banks, blood safety, vaccine safety, medical supplies and reagent safety from -196 ℃ to 8 ℃ as a complete cold chain provider. We focuses on the professionalism and stability of the product, designed to provide customers with an efficient and energy-saving product.