Russian standards PDF
Tourist services. Service of travel agencies. General requirements
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Services of accommodation facilities. General requirements to the maintenance staff
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Public catering services. Methods of laboratory quality control of catering products. Part 1. Sampling and preparation for physical and chemical tests
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Public catering services. Methods of laboratory quality control of products of public catering. Part 5. Methods for determination of fat
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Public catering services. Methods of laboratory quality control of products catering. Part 8. Rapid-methods of control
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Air transport. Auxiliary means for evacuation of passengers of civil aircraft (gangways). Technical requirements
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