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Standards ČSN - Czech national standards - Page 5223
ČSN is a protected designation of Czech national technical standards.
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ČSN EN 14526 (560077)
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Foodstuffs - Determination of saxitoxin and dc-saxitoxin in mussels - HPLC method using pre-column derivatization with peroxide or periodate oxidation
WITHDRAWN published on 1.1.2005
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ČSN EN 14526 (560077)
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Foodstuffs - Determination of saxitoxin-group toxins in shellfish - HPLC method using pre-column derivatization with peroxide or periodate oxidation
WITHDRAWN published on 1.8.2017
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ČSN EN ISO 16140-1 (560078)
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Microbiology of the food chain - Method validation - Part 1: Vocabulary
Standard published on 1.2.2017
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ČSN EN ISO 16140-2 (560078)
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Microbiology of the food chain - Method validation - Part 2: Protocol for the validation of alternative (proprietary) methods against a reference method
Standard published on 1.2.2017
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ČSN EN ISO 16140-2:2017/A1 (560078)
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Mikrobiologie potravinového řetězce - Validace metody - Část 2: Protokol pro validaci alternativních (vlastních - autorských) metod ve srovnání s referenční metodou (Norma k přímému použití jako ČSN).
Change published on 1.2.2025
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ČSN EN ISO 16140-3 (560078)
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Microbiology of the food chain - Method validation - Part 3: Protocol for the verification of reference methods and validated alternative methods in a single laboratory
Standard published on 1.8.2021
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ČSN EN ISO 16140-3:2021/A1 (560078)
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Mikrobiologie potravinového řetězce - Validace metody - Část 3: Protokol pro vnitrolaboratorní ověření referenčních metod a validovaných alternativních metod (Norma k přímému použití jako ČSN).
Change published on 1.2.2026
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ČSN EN ISO 16140-4 (560078)
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Microbiology of the food chain - Method validation - Part 4: Protocol for method validation in a single laboratory
Standard published on 1.1.2021
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ČSN EN ISO 16140-4:2021/A1 (560078)
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Mikrobiologie potravinového řetězce - Validace metody - Část 4: Protokol pro vnitrolaboratorní validaci metody (Norma k přímému použití jako ČSN).
Change published on 1.2.2025
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ČSN EN ISO 16140-4:2021/A2 (560078)
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Mikrobiologie potravinového řetězce - Validace metody - Část 4: Protokol pro vnitrolaboratorní validaci metody (Norma k přímému použití jako ČSN).
Change published on 1.2.2026
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