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Industrial ethylene oxide
Specifications
| Ethylene oxide is one of the simplest cyclic ethers. It is a colorless gas at room temperature and has the smell of ether. It is a flammable and explosive toxic liquid! Its vapor is irritating to the mucous membranes of the eyes and nose. |
| Item | Index | |||
| Supperior product | FIrst class product | |||
| The mass fraction of ethylene oxide, % ≥ | 99.95 | 99.90 | ||
| The mass fraction of the total aldehyde (in terms of acetal-dehyde),%≤ | 0.003 | 0.01 | ||
| The mass fraction of water, % ≤ | 0.01 | 0.05 | ||
| The mass fraction of acid (in terms of acetic acid),% ≤ | 0.002 | 0.010 | ||
| Mass fraction of carbon dioxide/% ≤ | 0.001 | 0.005 | ||
| Chromaticity/Hazen unit (platinum-cobalt color number) ≤ | 5 | 10 | ||
Packing & Storage
| Packing | Steel gas cylinders; ordinary wooden boxes outside ampoules. | |||||||
| Storage | Store in a cool and ventilated warehouse.Keep away from fire and heat sources.Avoid light.The storage temperature should not exceed 30℃.It should be stored separately from acids, alkalis, alcohols, and edible chemicals, and should not be mixed.Explosion-proof lighting and ventilation facilities are adopted.It is forbidden to use mechanical equipment and tools that are prone to sparks. | |||||||
| Transportation | When using steel cylinders for transportation, you must wear a helmet on the cylinder.The steel cylinder is generally placed flat, and the mouth of the bottle should be in the same direction, and it should not be crossed; the height shall not exceed the protective fence of the vehicle, and it should be firmly clamped with triangular wooden pads to prevent rolling.During transportation, the transportation vehicle should be equipped with corresponding varieties and quantities of fire-fighting equipment | |||||||
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General Information
Chemical & Physical Information
Safety Information
Synthetic Route
Chemical & Physical Information
| Common Names | Industrial ethylene oxide, Oxirane | |||||||
| Structure | C2H4O  | |||||||
| CAS No. | 75-21-8 | Boiling Point (℃) | 10.7 °C(lit.) | |||||
| Molecular Weight | 44.0526 | Melting Point (℃) | −111 °C(lit.) | |||||
| Appearance | Colorless gas with characteristic odor | Density | 0.882 g/mL at 25 °C(lit.) | |||||
| HS code | 2910100000 | Flash Point | —17.8ºC | |||||
| Solubility | Soluble in water, most organic solvents | Autoignition Temperature | 804 °F (429 °C) | |||||
Safety Information
| Safety Phrases | S53-S45-S36/37-S16-S24/25-S23 | ||
| RIDADR | UN 2037 2.3 | ||
| WGK Germany | 2 | ||
| RTECS | KX2450000 | ||
| Hazard Class | 2.3 | ||
| FIRST AID | |||
| Inhalation | Quickly leave the scene to a place with fresh air. Keep the respiratory tract unobstructed. If you have difficulty breathing, give oxygen. If breathing stops, perform artificial respiration immediately. When the breathing and heartbeat stop, artificial respiration and extrathoracic heart compressions are performed immediately. | ||
| Skin | Immediately remove contaminated clothing and rinse with plenty of flowing water for at least 15 minutes. Consult a doctor | ||
| Eyes | Immediately lift the eyelids and rinse thoroughly with plenty of flowing water or saline for at least 15 minutes. Seek medical attention. Inhale： | ||
| Ingestion | N/A | ||
Synthetic Route
Frequently Asked Questions
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