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Recreational diving services - Requirements for training on environmental awareness for recreational divers (ISO 21417:2019)
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STANDARD published on 1.4.2020
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Designation standards: STN EN ISO 21417
Classification mark: 955010
Catalog number: 130602
Publication date standards: 1.4.2020
SKU: NS-990201
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Category: Technical standards STN
Services for consumersOther standards related to environmental protection
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Latest update: 2025-11-12 (Number of items: 2 243 625)
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