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Occupational safety standards system. Respiratory protective devices. Self-contained open-circuit compressed air supply apparatus completed with face mask or mouthpiece (escape breathing apparatus). Technical requirements. Test methods. Marking

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Occupational safety standards system. Personal respiratory protective means. Self-contained open-circuit compressed air breathing apparatus incorporating a hood for escape. Technical requirements. Test methods. Marking

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Occupational safety standards system. Respiratory protective devices. Compressed air line supply breathing apparatus. Part 1. Apparatus with a full face mask. Technical requirements. Test methods. Marking

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Occupational safety standards system. Respiratory protective devices. Compressed air line supply breathing apparatus. Part 2. Apparatus with half mask at positive pressure. Requirements. Testing. Marking

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Occupational safety standards system. Respiratory protective devices. Respiratory lung-governed protective device for escape with compressed air, half mask and positive pressure. Technical requirements. Test methods. Marking

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Occupational safety standards system. Respiratory protective devices for self­rescue. Filtering devices with hood for escape from fire. Requirements, testing, marking

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