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BS EN ISO 7492:2019 pdf free

BS EN ISO 7492:2019 pdf free.Dentistry - Dental explorer. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO...

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BS EN IEC 62040-1:2019 pdf free

BS EN IEC 62040-1:2019 pdf free.Uninterruptible power systems (UPS). 3.101 uninterruptible power system UPS combination of convertors, switches and energy storage devices (such as batteries), constituting a power system for maintaining continuity of load power in case of input power failure Note 1 to entry: Continuity of load power occurs when voltage and frequency are within rated steady-state and transient...

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BS EN 16868:2019 pdf free

BS EN 16868:2019 pdf free.Ambient air - Sampling and analysis of airbone pollen grains and fungal spores for networks related to allergy - Volumetric Hirst method. 3.1 measurement accuracy accuracy of measurement accuracy closeness of agreement between a measured quantity value and a true quantity value of a measurand Note 1 to entry: The concept 'measurement accuracy' is not a...

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BS EN 1709:2019 pdf free

BS EN 1709:2019 pdf free.Safety requirements for cableway installations designed to transport persons - Precommissioning inspection and instructions for maintenance and operational inspection and checks. 3.1 Precommissioning inspection all of the measures required to confirm the readiness of the installation for acceptance 3.2 Operational inspection and checks operations intended for verifying the readiness for operation of the installation before and...

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BS EN 686:2019 pdf free

BS EN 686:2019 pdf free.Resilient floor coverings - Specification for plain and decorative linoleum on a foam backing. 3.1 linoleum product produced by calendering one or more layers of a homogeneous mixture of linoleum cement, cork and/or wood flour, pigments and inorganic fillers containing a fibrous reinforcement and/or a fibrous backing; the product is then converted into its final form...

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BS EN 50047:2019 pdf free

BS EN 50047:2019 pdf free.Low-voltage switchgear and controlgear -Control switches - Position switches 30 x 55- Dimensions and characteristics. 2 Normative references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest...

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BS ISO 20813:2019 pdf free

BS ISO 20813:2019 pdf free.Molecular biomarker analysis - Methods of analysis for the detection and identification of animal species in foods and food products (nucleic acid-based methods)一General requirements and definitions. 4.4 Units of measurement Qualitative analyses indicate the presence or absence (lack of detection) of a certain target. In quantitative analyses, the measured value is calculated as ratio of DNA...

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BS EN 3275:2019 pdf free

BS EN 3275:2019 pdf free.Aerospace series - Pipe coupling 8930' up to 28 000 kPa - Dynamic beam seal -Metric series - Technical specification. Tests fluids Unless otherwise specified, tests shall be carried out using e.g. a petroleum base hydraulic fluid to MIL-H-5606 for coupling assemblies of type II temperature range and a silicate ester base hydraulic fluid to MIL-H-8446...

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BS EN ISO 846:2019 pdf free

BS EN ISO 846:2019 pdf free.Plastics - Evaluation of the action of microorganisms. The test involves exposing test specimens of plastic to the action of selected test strains of fungi and bacteria (or, in the case of the soil-burial test, to microbially active soil) for specified or agreed periods of time under specified conditions of temperature and humidity. At the...

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BS EN ISO 178:2019 pdf free

BS EN ISO 178:2019 pdf free.Plastics - Determination of flexural properties. A test specimen of rectangular cross-section, resting on two supports, is deflected by means of a loading edge acting on the specimen midway between the supports. The test specimen is deflected in this way at a constant rate at midspan until rupture occurs at the outer surface of the...

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