Normy

Obsah

ČSN EN 12847 This document specifies a method for the determination of the settling tendency of bituminous emulsions. WARNING - The use of this document can involve hazardous materials, operations and equipment. This document does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this document to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use.

Obsah

ČSN EN 17651 This document sets the requirements for the description, labelling and marking of leather in leather goods. This document defines the information to be included on descriptions, labels and markings for leather goods intended for sale to the final consumer.

Obsah

ČSN EN 16223-2 This document specifies requirements for the designations and descriptions used in the exchange of goods when exhibiting, promoting (e.g. advertising and labelling), and placing on the market when leather is used in automotive interiors. This document provides general guidelines intended to be applied in the designation and description of automotive seating and interiors when reference is made to leather as a constituent material. The designation or description of leather used in upholstered furniture, leather in footwear, leather goods and leather clothing including gloves are not covered by this document.

Obsah

ČSN EN 16223-1 This document specifies requirements for the designations and descriptions used in the exchange of goods when exhibiting, promoting (e.g., advertising and labelling), and placing on the market when leather is used in upholstered furniture. Parts of furniture with appearance that does not correspond to leather (e. g. wood, metal) and parts of purely decorative nature are not covered by this document. The designation and/or description of leather in footwear, leather goods and leather clothing including gloves are not covered by this document. The designation and/or description of leather in automotive interior applications is covered in EN 16223-2.

Obsah

ČSN EN ISO 10079-3 Tato norma specifikuje požadavky na bezpečnost a funkčnost zdravotnických odsávacích zařízení poháněných podtlakovým nebo tlakovým zdrojem vytvářejícím Venturiho odsávání. Platí pro odsávací zařízení připojená na potrubní rozvody medicinálních plynů nebo tlakové lahve a Venturiho připojení a mohou být samostatná nebo součástí integrovaného systému.

Obsah

ČSN EN 50708-2-4 Tato norma se zabývá popisem zvláštních zkoušek středních výkonových transformátorů o výkonu

Obsah

ČSN EN 50708-2-6 Tato norma se zabývá energetickou náročností středních výkonových transformátorů vyrobených nekonvenční technologií. Popisuje podmínky hodnocení a obecné požadavky, servisní požadavky, včetně popisu dodatečných zkoušek pro nekonvenční technologie.

Obsah

ČSN EN 14111 Tento dokument specifikuje titrační metodu pro stanovení jodového čísla v methylesterech mastných kyselin, dále označovaných jako FAME. Preciznost této metody byla stanovena v kruhových testech s hodnotami jodového čísla v rozsahu 111 g jodu na 100 g až 129 g jodu na 100 g. Tato zkušební metoda je také použitelná pro nižší hodnoty jodového čísla, avšak hodnoty preciznosti nebyly pro hodnoty jodového čísla nižší než 111 g jodu na 100 g stanoveny. UPOZORNĚNÍ - Použití tohoto dokumentu může zahrnovat nebezpečné materiály, postupy a zařízení. Tento dokument adresně neupozorňuje na všechny bezpečnostní problémy spojené s jeho používáním. Je odpovědností uživatelů tohoto dokumentu, aby před jeho použitím přijmuli odpovídající opatření pro zajištění bezpečnosti a ochrany zdraví pracovníků a určili použitelnost regulatorních omezení.

Obsah

ČSN P CEN/TS 17751 This document specifies references to methods for the determination of the following specific parameters in ammonium nitrate fertilizers of high nitrogen content: - the nitrogen content as a result of ammonium nitrate; - pH of a solution of ammonium nitrate fertilizers of high nitrogen content; - the particle size of ammonium nitrate fertilizers of high nitrogen content; - the chloride content; - the copper content. This document is applicable to EU fertilizing products classified as PFC 1(C)(I)(a)(i-ii)(A) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 and still fulfils the requirements for PFC 1(C)(I)(a)(i-ii)(A) as specified in the Regulation (EU) 2019/1009.

Obsah

ČSN P CEN/TS 17752 This document specifies references to the methods for the determination of nitrification inhibitors and urease inhibitors in inorganic fertilizers. This document is applicable to EU fertilizing products classified as PFC 1(C) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 as specified in the Regulation (EU) 2019/1009.

Obsah

ČSN P CEN/TS 17753 This document specifies references to methods for the determination of the following contaminants: mercury, cadmium, nickel, copper, zinc, arsenic, lead, chromium(VI), biuret, perchlorate and total chromium content in inorganic fertilizers. This document is applicable to EU fertilizing products classified as PFC 1(C) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 as specified in the Regulation (EU) 2019/1009. An overview of the references to methods for the determination of the specific contaminants is given in Table 1. NOTE 1 - The determination of copper and zinc in inorganic fertilizers as micronutrients is covered by CEN/TS 17754:2022. NOTE 2 - The determination of copper in ammonium nitrate fertilizers of high nitrogen content is covered by CEN/TS 17751:2022.

Obsah

ČSN P CEN/TS 17754 This document specifies references to methods for the determination of the content of the following specific micronutrients in inorganic fertilizers: - the total boron content; - the total cobalt content; - the total copper and zinc content; - the total iron content; - the total manganese content; - total molybdenum content; - the water-soluble boron content; - the water-soluble cobalt content; - the water-soluble copper content; - the water-soluble iron content; - the water-soluble manganese content; - the water-soluble molybdenum content; - the water-soluble zinc content; - the sum of declared micronutrients in compound micronutrient fertilizers. This document is applicable to EU fertilizing products classified as PFC 1(C) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 as specified in the Regulation (EU) 2019/1009. An overview of the references to methods for the determination of the specific micronutrients is given in Table 1.