Water aggressiveness evaluation and optimized lining choice
This document provides details about the aggressiveness factors, evaluation indicators of raw water, or inlet water of ductile iron pipe system and relevant lining information applicable to ductile iron pipes, fittings and accessories used in water mains and distribution system.
This document is intended to serve as a tool for estimating the properties of certain water and their effect on…
This document specifies a measuring system that enables the determination of the transmittance and the optical density of smoke emission tests under laboratory conditions. This document also provides the calibration method for the system.
This document is an English-language version of DIN 50055, with minor editorial modifications.
Measurement of radioactivity — Gamma emitting radionuclides — Reference measurement standard specifi...
This document specifies the characteristics of solid, liquid or gas sources of gamma emitting radionuclides used as reference measurement standards for the calibration of gamma-ray spectrometers. These reference measurement standards are traceable to national measurement standards.
This document does not describe the procedures involved in the use of these reference measurement standards for the…
Nanotechnologies — Toxicity assessment and bioassimilation of manufactured nano-objects in suspensio...
This document provides a reliable and repeatable method for simultaneous assessment of both exposure and toxicity of manufactured nano-objects (MNOs) using Tetrahymena sp. The ingested, internalized material (MNOs) indicates aquatic exposure.
This document is intended to be used by all the centers working with nano(eco)toxicity of MNOs and capable of culturing of Tetrahymena sp. The method uses…
Conveyor belts — Laboratory scale flammability characteristics — Requirements and test method
This document specifies a method for assessing, on a small scale, the reaction of a conveyor belt to an ignition flame source. It is applicable to conveyor belts having a textile carcass as well as steel cord conveyor belts.
In vitro diagnostic medical devices — Multiplex molecular testing for nucleic acids — Part 2: Valida...
This document gives the general requirements for validation and verification of multiplex molecular tests which simultaneously identify two or more nucleic acid target sequences of interest. This document is applicable to all multiplex methods used for examination using IVD medical devices and laboratory developed tests (LDTs). It provides information for both qualitative and quantitative…
This document specifies methods for sample preparation to ensure representativeness of the samples throughout the preparation procedures to produce general analysis samples. Suitable test portions can be taken from the laboratory or general analysis samples and used for analysis according to the specific requirements defined in the corresponding analytical procedures.
This document specifies the…
Piston-operated volumetric apparatus — Part 1: Terminology, general requirements and user recommenda...
This document specifies general requirements for piston-operated volumetric apparatus (POVA). It is applicable to pipettes, burettes, dilutors, dispensers and manually operated precision laboratory syringes. It furthermore defines terms for the use of piston-operated volumetric apparatus and gives user recommendations.
This document does not apply to medical products intended for use on humans, e…
