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Dental Use High Purity Nitrous Oxide N2o Gas Cylinder
US$2.00-3.00
3,480 kg
Product profile
Customization
AvailableCAS No.
10024-97-2Formula
N2oModel NO.
47LEINECS
233-032-0Constituent
Industrial Pure AirGrade Standard
Electronic GradeChemical Property
Non-Flammable GasTransport Package
47L Gas CylinderSpecification
Purity: 99.9% ~ 99.9995%Trademark
Tonghui or OEMOrigin
ChinaHS Code
2811290000Production Capacity
60 Thousand Tonnes Per YearKey features
High Purity Grade: Purity ranges from 99.95% to 99.9995% suitable for medical and electronic applications.
Standard Cylinder Size: 47L volume with 29kg filling weight and CGA326/CGA712 valve types.
Non-Flammable Safety: Classified as DOT 2.2 Non-Flammable Gas with UN Number 1070.
Custom Branding Available: Logo or company name can be painted or engraved on cylinder neck or body.
Established Manufacturer: Company established in 2007 with 15 years of experience in the gas industry.
Global Export Capability: Products exported to over 20 countries including Europe, America, and Asia.
Quality Certifications: COA and quality-related certificates provided to ensure product standards.
Factory Visit Welcome: Customers are welcome to visit the factory with prior schedule notification.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2022-03-21Nearest Port: ShanghaiAverage Response Time: ≤9.87hTerms of Payment: T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, FAS, DDP, CPT
AI-Powered supplier vetting
SummaryChongqing Tonghui Gas Co., Ltd. is a China-based factory and trading company established in 2007, specializing in specialty gases and related products. It reports ISO 9001 and ISO 14001 certifications, 10 production lines, and substantial stated capacity for nitrous oxide, special gases, ultra-pure ammonia, and other products. The company describes sound after-sales service, strict quality management, and efficient transportation, but the evidence is largely self-reported. Its R&D experience and quality-control staffing are each listed as below five, and customization capability is not specifically documented. Export activity is indicated by an export-sales share of 31%–40% and exports beginning in 2022. One trade record identifies an overseas buyer, but this is insufficient to establish a broad customer portfolio.
Supplier typeThe supplier is identified as a factory, manufacturer, and trading company based in Chongqing, China. Its stated operations cover research and development, production, sales, storage, and transportation of specialty gases and related products, including food-grade and medical gases.
CertificationsThe supplier reports holding ISO 9001 and ISO 14001 management-system certifications. These explicitly support quality-management and environmental-management capability, although no certificate scope, issuing body, or validity dates are provided.
After-Sales capabilityThe company explicitly describes its after-sales service as sound, states that customers have gained trust through good service, and claims efficient transportation supporting delivery timeliness. These statements support a positive service capability assessment, though they are not accompanied by service metrics or documented procedures.
Production capacityThe supplier reports 10 production lines and substantial listed capacity for nitrous oxide, special gases, ultra-pure ammonia, and other products. It also claims leading regional production capacity, stable supply, strict quality management, and efficient delivery; however, some capacity entries are incomplete or inconsistently stated.
Product Q&A
Q:How can I trust your company?
A:
Tonghui Gas is established in 2007 with 15 years of experience. We cooperate with branded companies and giant customers from over 20 countries, offering high-quality gas and committed service based on strict production lines.
Q:Can you produce my brand?
A:
Yes, we can paint or engrave your company name or logo on the cylinder neck or body based on MOQ.
Q:Can I get a sample?
A:
Samples are available for small packages like 8g cream chargers or RTS products. For other gas products, we do not suggest offering samples due to complicated shipping and high costs, but we provide COA and quality certificates.
Q:Can I visit your factory?
A:
Yes, you are always welcome to visit us. Please keep us informed of your schedule in advance.
Q:What is your MOQ?
A:
Gas filled cylinders are dangerous goods requiring special shipment. Orders are usually taken and shipped in full container loading. Please contact us for details.
Send Inquiry
*To:
Chongqing Tonghui Gas Co., Ltd.
Chongqing Tonghui Gas Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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