Description

Entonox is a pre-mixed medical gas consisting of 50% nitrous oxide and 50% oxygen, widely recognized for its rapid analgesic and anxiolytic effects. This product is essential for providing safe and effective pain relief in clinical settings, offering a critical balance of therapeutic gas and supporting oxygen. It is primarily utilized in hospital emergency departments, ambulances, dental surgeries, and maternity wards for procedural sedation, trauma pain management, and labor analgesia.

Application

• Emergency Medicine & Pre-Hospital Care: Used for rapid analgesia in trauma, fractures, burns, and during patient transport.
• Labor & Delivery (Obstetrics): Administered as a patient-controlled analgesic for pain relief during childbirth.
• Dental Procedures: Employed for anxiety reduction and pain management during minor surgical and restorative dental work.
• Minor Surgical Procedures: Provides conscious sedation and pain control for wound dressing changes, joint reductions, and other brief interventions.
• Palliative Care: Used for breakthrough pain episodes in terminally ill patients.
• Procedural Sedation: Facilitates painful diagnostic or therapeutic procedures in various hospital departments.

Basic Information

Product Name	Entonox
CAS No.	54510-89-3
Molecular Formula	N₂O / O₂ (1:1 mixture)
Molecular Weight	N/A (Gas Mixture)
Synonyms	Nitrous Oxide and Oxygen Mixture; Nitrous Oxide-Oxygen; 50% Nitrous Oxide, 50% Oxygen; Gas and Air; Premixed Nitrous Oxide/Oxygen; Analgosedation Gas; Laughing Gas Mixture; Medical Grade N₂O/O₂
EINECS	Contact for details

Quality Control

Our Entonox is manufactured and tested to meet stringent medical and pharmaceutical gas standards. Every batch is analyzed to ensure precise composition, purity, and the absence of contaminants. Certificates of Analysis (COA) confirming compliance with relevant pharmacopoeial specifications (such as EP, BP, or USP) are provided to guarantee supply reliability and patient safety.

Storage

Store compressed gas cylinders in a cool, well-ventilated area, away from direct sunlight and heat sources. Cylinders must be secured upright to prevent tipping. Keep container valves tightly closed when not in use. Protect from physical damage. Store away from flammable materials and strong oxidizing agents. Use appropriate warning signs in storage areas.

Specification

Item	Specification
Description	Colorless, odorless gas mixture
Composition (Nitrous Oxide)	49.0% - 51.0% v/v
Composition (Oxygen)	Balance
Assay (GC)	Conforms
Purity (Total)	≥ 99.0%
Carbon Monoxide	≤ 5 ppm
Carbon Dioxide	≤ 300 ppm
Water Vapor	≤ 60 mg/m³
Odor	Characteristic, non-irritating

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.