Product Features:
- Comes with a free nozzle to release N2O gas
- Contains E942 food-grade 99.95% purity nitrous oxide
- Made with 100% recyclable steel. Guaranteed no oily residue or chemical aftertaste.
- Conforms with Manufacturing International Standards such as ISO 9001, ISO 14001, ISO45001, CE, and FDA
- Suitable with cream whippers - Connects with any whipped cream dispenser via an optional pressure regulator
OEM Procedure:
1. Send us your logo design & package design, packing requirement
2. Sampling
3. Confirm the color and package design of the sample
4. Bulk Production
One-Stop Production:
- Rotass is one of the few manufacturers which can fulfill 95% in-house fabrication process of the cream charger from gas production, cartridges manufacturing, and gas filling to final packing. In that case, we can have better control over the quality and cost throughout the process. Rotass is dedicated to providing distributors and partners with superior quality cream chargers products as well as competitive prices.
OEM&ODM
Basic customization service including logo, package, packing size, etc. In addition, the gas composition can be controlled after checking with our engineers for details.
Gas Filling Service
We provide empty gas cylinder or gas tank filling service, including CO2, N2O, GeH4, SiH4, NH3, CH4, N2, NF3, C2F6, HBr, CF4, SF6, BCL3, 4F8, CO, NO, H2, Ar on your demands
Cooperative Clients
With our dedication to quality and services, we have the great honor to provide gas solutions with enterprises of beverage, electronic devices, semiconductors, chemical and gas fields.
Customization
* OEM order starts with 1 20ft container
Wholesale
* Warehouses in USA and Germany. You can easily get the product delivered within 5 days
Retail
* For areas in the United States, you can order our product on Amazon with easy ordering process
Company Profile

Chongqing Tonghui Gas Co., Ltd was founded in 2007.The headquarter is located in Tongnan District, Chongqing, and has 14 subsidiaries. Our business covers R&D, production and sale of food/medical/industrial/electronic grade gas and relevant products.
Tonghui Gas has an annual output of 1.1 million tonnes of Carbon Dioxide and 400 million pieces of 8g cream chargers. The output of high-quality gas, electronic grade gas, standard gas, mixed gas, and other special gases is over 30,000 cylinders and 400,000 gas cylinders are filled every year, which ensures us a reliable supply and services to a large number of distributors and customers in various industries including food and beverage, medical, semiconductors, calibration, analysis, aerospace, and etc. We've successfully worked with famous brand worldwide, such as Coca-Cola, Samsung, TSMC, MESSER, etc.
As a professional gas manufacturer, we launched the brand rotass, including 8g/320g/640g/1364g/2000g cream chargers, 60L CO2 carbonator, and some accessory products. We welcome any type of cooperation including retail, wholesale, or OEM. Also, our experienced gas application team is expecting to discuss with you based on their knowledge of your industry and application to meet your individual needs
Certifications

Exhibition