PET/PETG culture bottles - Advantages and comparison of Nalgene

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last updated：Nov 20, 2025

サーモフィッシャーサイエンティフィック株式会社／Thermo Fisher Scientific K.K.

High-quality Nalgene culture bottles used by many customers. We have published various test data on impact resistance, airtightness, and pressure resistance!

We have recently published application notes detailing the benefits of our high-quality Nalgene culture bottles, which are widely used by many customers. ◆ Impact of dropping the bottle from a laboratory bench after freezing at -40°C ◆ Liquid leakage test under internal pressure ◆ Degree of loosening of a cap that has been tightened once during freeze-thaw cycles (back-off torque) ◆ Ingress of carbon dioxide into the bottle and its effect on pH These data demonstrate the superiority of Nalgene culture bottles. We encourage you to try the Nalgene PET/PETG square culture bottles. In addition to these square culture bottles, Nalgene offers a wide range of high-quality bottles made from various materials. We also provide bottle cleaning services. For those interested, please check the details via the link below. Additionally, we are offering free sample packs containing various 60 mL bottles made from different materials. Interested customers can contact us through the inquiry section.

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basic information

The "Thermo Scientific(TM) Nalgene(TM) Square Culture Media Bottle" is a high-quality storage container made from USP Class VI materials and manufactured in a facility compliant with US cGMP standards. It guarantees leak prevention without the use of liners or gaskets, maintaining the appropriate pH of the contents with high confidentiality. It is used by media manufacturers, pharmaceutical production facilities, and laboratories worldwide, providing solutions tailored to customer needs. 【Features】 ◆ Made from high-quality virgin resin that meets USP Class VI standards ◆ No use of liners or gaskets that could cause foreign matter contamination ◆ Data on bottle extractables/leachables can be disclosed under a confidentiality agreement ◆ Free from animal-derived components and compliant with various biological tests such as RoHS directive and REACH regulations ◆ Certificates of product and sterilization can be provided Additionally, we offer a cleaning service for Nalgene bottles. This is a beneficial service for customers who want to control the cleanliness and particle count inside the bottles. For more details, please refer to the link for the clean bottle seminar above.