BS ISO 22098:2020 pdf free.Ships and marine technology - Full-scale test method for propeller cavitation 0 bservation and hull pressure measurement. BS ISO 22098 This document specifies a full-scale test method for propeller cavitation observation and hull pressure measurement. The objective of the test is to investigate the propeller cavitation behaviour and its effects on the hull vibration problems.The test...
BS ISO 4652:2020 pdf free
BS ISO 4652:2020 pdf free.Rubber compounding ingredients一Carbon black一 Determination of specific surface area by nitrogen adsorption methods一Single-point procedures. BS ISO 4652 1 Scope This document specifies two methods for the determination of the specific surface area of types and grades of carbon black for use in the rubber industry: method A: automatic gas chromatography method (carrier gas method); method B:...
BS EN 17362:2020 pdf free
BS EN 17362:2020 pdf free.Animal feeding stuffs: Methods of sampling and analysis - Determination of pentachlorophenol (PCP) in feed materials and compound feed by LC-MS/MS. BS EN 17362 1 Scope This document specifies a liquid chromatographic method with triple-quadrupole mass spectrometry (MS/MS) detection for the determination of pentachlorophenol (PCP) in feed materials and compound feed.The limit of quantitation (LOQ) for...
BS ISO 20329:2020 pdf free
BS ISO 20329:2020 pdf free.Plastics - Determination of abrasive wear by reciprocating linear sliding motion. BS ISO 20329 The test apparatus shall consist of specimen stage, specimen holder, test specimen setting guide, wheel,loading system, and a linear reciprocating motion system. The specimen stage shall enable test specimen to be installed horizontally, and shall have an opening to allow abrasive material...
BS ISO 19747:2020 pdf free
BS ISO 19747:2020 pdf free.Fertilizers and soil conditioners -Determination of monosilicic acid concentrations in nonliquid fertilizer materials. BS ISO 19747 1 Scope This document establishes a method for the determination of monosilicic acid concentrations in nonliquid fertilizer materials. Monosilicic acid is reported as silicon (Si).This extraction method is applicable to the detection of monosilicic acid in nonliquid fertilizer products,blended products,...
BS ISO 668:2020 pdf free
BS ISO 668:2020 pdf free.Series 1 freight containers一Classification,dimensions and ratings. BS ISO 668 1 Scope This document establishes a classification of series 1 freight containers based on external dimensions,and specifies the associated ratings and, where appropriate, the minimum internal and door opening dimensions for certain types of containers.These containers are intended for intercontinental traffic.This document summarizes the external and some...
BS EN 45557:2020 pdf free
BS EN 45557:2020 pdf free.General method for assessing the proportion of recycled material content in energy-related products. BS EN 45557 This document specifies a general method for assessing the proportion of recycled material in an energy-related product. This document is applicable as the framework to be used for defining the assessment of recycled materials content in specific product groups. It...
BS ISO 19986:2020 pdf free
BS ISO 19986:2020 pdf free.Lasers and laser-related equipment一Test method for angle resolved scattering. BS ISO 19986 This document describes procedures for the determination of the angle resolved scattering by optical components such as coated or uncoated optical elements, photonic structures, and materials that can be transparent, translucent, or opaque. It comprises scattering into the scattering sphere around the specimen usually...
BS EN 12735-1:2020 pdf free
BS EN 12735-1:2020 pdf free.Copper and copper alloys一Seamless, round tubes for air conditioning and refrigeration.Tubes for piping systems. BS EN 12735-1 This document specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper and copper alloy tubes used for refrigeration and air-conditioning piping systems (i.e. piping, connections and repairs).It is applicable to tubes with an outside...
BS ISO 8769:2020 pdf free
BS ISO 8769:2020 pdf free.Measurement of radioactivity一Alpha-, beta-and photon emitting radionuclides一Reference measurement standard specifications for the calibration of surface contamination monitors. BS ISO 8769 This document specifies the characteristics of reference measurement standards of radioactive surface contamination, traceable to national measurement standards, for the calibration of surface contamination monitors. This document relates to alpha-emitters, beta-emitters, and photon emitters of maximum...