Educational organizations — Management systems for educational organizations — Requirements with gui...
This document pecifies requirements for a management system for educational organizations (EOMS) when such an organization:
a) needs to demonstrate its ability to support the acquisition and development of competence through teaching, learning or research;
b) aims to enhance satisfaction of learners, other beneficiaries and staff through the effective application of its EOMS, including processes…
Systèmes de canalisations en matières plastiques pour la distribution de combustibles gazeux — Systè...
Le présent document spécifie les propriétés physiques et mécaniques des raccords en polyamide non plastifié (PA‑U) conformément à l'ISO 16486‑1, destinés à être enterrés et utilisés pour la distribution de combustibles gazeux.
Il spécifie également les paramètres d'essai pour les méthodes d'essai auxquelles il fait référence.
La série ISO 16486 s'applique aux systèmes de…
Determination of the toxicity of water samples on the embryo-larval development of Japanese oyster (...
This document specifies a method for determining the effects of chemical and aqueous samples on the embryo-larval development of marine bivalves. It allows the determination of the concentration levels that result in an abnormality in embryo-larval development. This test is suitable for salinity ranges between 20 and 40 for mussels and between 25 and 35 for oysters. This method applies to
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Gas welding equipment — Decomposition blockers for high-pressure acetylene
This document establishes the general specifications, requirements and tests for decomposition blockers located on the high-pressure side in battery vehicles and gas containers as defined in EN 13807 or in acetylene bundles as defined in ISO 10961.
NOTE 1 The terms “upstream” and “downstream” refer to the normal direction of gas flow in the decomposition blocker. 1 bar = 0,1 MPa = 105 Pa; 1…
Textile floor coverings — Water impermeability test
ISO 20251:2016 specifies a laboratory test method for determining the water impermeability of textile floor coverings.
This method cannot be used to characterize a wall-to-wall installation of textile floor covering tiles.
Traditional Chinese medicine — Glycyrrhiza uralensis, Glycyrrhiza inflata, and Glycyrrhiza glabra ro...
This document specifies the quality and safety requirements for Glycyrrhiza roots and rhizome that is derived from the roots and rhizomes of Glycyrrhiza uralensis Fisch., Glycyrrhiza inflata Bat or Glycyrrhiza glabra L. (Fam. Fabaceae).
This document applies to Glycyrrhiza roots and rhizome that is sold and used as natural medicines in international trade, including Chinese materia medica (whole…
Test method for CMAS corrosion of thermal/environmental barrier coatings under dynamic thermal cycli...
This document specifies requirements for the test method of the CMAS corrosion of thermal/environmental barrier coatings under dynamic thermal cycling, including the process and the determination of failure after corrosion.
The document does not apply to such coatings on plastics to be used for aerospace, electronics, and other engineering fields.
