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CGA P-2.5-2018
Standard for Transfilling of High Pressure Gaseous Oxygen Used for Respiration - Seventh Edition
This publication describes the primary hazards involved in the filling of high pressure gaseous oxygen cylinders for respiratory use from another high pressure oxygen cylinder. Before engaging in this practice, it is essential to be familiar with the hazardous properties of oxygen, required safety precautions, and the applicable government regulations. This publication also describes minimum requirements for equipment that is used in transfilling. This publication is not intended as guidance for liquid to gas high-pressure cylinder filling operations nor liquid to liquid container filling operations, see CGA P-15, Standard for the Filling of Industrial and Medical Nonflammable Compressed Gas Cylinders [2].
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