International Organization for Standards published May 2019 (Part 2)
-   +   A-   A+     01/06/2019

ISO 22282-4:2012

Geotechnical investigation and testing -- Geohydraulic testing -- Part 4: Pumping tests

ISO/TS 10303-1386:2014

Industrial automation systems and integration -- Product data representation and exchange -- Part 1386: Application module: Mesh topology

ISO 10248:1996

Fluid fertilizers -- De-aeration of suspension samples by film disentrainment

ISO 25178-73:2019

Geometrical product specifications (GPS) -- Surface texture: Areal -- Part 73: Terms and definitions for surface defects on material measures

ISO 20998-2:2013

Measurement and characterization of particles by acoustic methods -- Part 2: Guidelines for linear theory

ISO 20602:2019

Ships and marine technology -- Check valves for use in low temperature applications -- Design and testing requirements

ISO 1819:1977

Continuous mechanical handling equipment -- Safety code -- General rules

ISO 21132:2019

Ships and marine technology -- Marine cranes -- Operation and maintenance requirements

ISO/TS 13499:2019

Road vehicles -- Multimedia data exchange format for impact tests

ISO 10303-110:2011

Industrial automation systems and integration -- Product data representation and exchange -- Part 110: Integrated application resource: Mesh-based computational fluid dynamics

ISO 8442-7:2000

Materials and articles in contact with foodstuffs -- Cutlery and table holloware -- Part 7: Requirements for table cutlery made of silver, other precious metals and their alloys

ISO 8442-6:2000

Materials and articles in contact with foodstuffs -- Cutlery and table holloware -- Part 6: Lightly silver-plated table holloware protected by lacquer

ISO 4327:1979

Non-ionic surface active agents -- Polyalkoxylated derivatives -- Determination of hydroxyl value -- Phthalic anhydride method

ISO/TR 11364:2019

Gas cylinders -- Compilation of national and international valve stem/gas cylinder neck threads and their identification and marking system

ISO 16014-5:2019

Plastics -- Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography -- Part 5: Light-scattering method

ISO 16014-4:2019

Plastics -- Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography -- Part 4: High-temperature method

ISO 16014-3:2019

Plastics -- Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography -- Part 3: Low-temperature method

ISO 14005:2019

Environmental management systems -- Guidelines for a flexible approach to phased implementation

ISO 21702:2019

Measurement of antiviral activity on plastics and other non-porous surfaces

ISO 16014-2:2019

Plastics -- Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography -- Part 2: Universal calibration method

ISO 11124-5:2019

Preparation of steel substrates before application of paints and related products -- Specifications for metallic blast-cleaning abrasives -- Part 5: Cut steel wire

ISO 22479:2019

Corrosion of metals and alloys -- Sulfur dioxide test in a humid atmosphere (fixed gas method)

ISO 16014-1:2019

Plastics -- Determination of average molecular weight and molecular weight distribution of polymers using size-exclusion chromatography -- Part 1: General principles

ISO 11711-1:2019

Ships and marine technology -- Aquatic nuisance species -- Part 1: Ballast water discharge sample port

ISO/TS 19091:2019

Intelligent transport systems -- Cooperative ITS -- Using V2I and I2V communications for applications related to signalized intersections

ISO 27427:2013

Anaesthetic and respiratory equipment -- Nebulizing systems and components

ISO 16121-3:2011

Road vehicles -- Ergonomic requirements for the driver's workplace in line-service buses -- Part 3: Information devices and controls

ISO 20487:2019

Traditional Chinese medicine -- Test method of single-use acupuncture needles for electrical stimulation

ISO 8212:1986

Soaps and detergents -- Techniques of sampling during manufacture

ISO 4254-13:2012

Agricultural machinery -- Safety -- Part 13: Large rotary mowers

ISO/TR 16161:2019

Automation systems and integration -- Use case of capability profiles for cooperation between manufacturing software units

ISO/IEC 30113-5:2019

Information technology -- User interface -- Gesture-based interfaces across devices and methods -- Part 5: Gesture Interface Markup Language (GIML)

ISO 8215:1985

Surface active agents -- Washing powders -- Determination of total silica content -- Gravimetric method

ISO 1891:2009

Fasteners -- Terminology

ISO 8214:1985

Surface active agents -- Washing powders -- Determination of inorganic sulfates -- Gravimetric method

ISO 21931-2:2019

Sustainability in buildings and civil engineering works -- Framework for methods of assessment of the environmental, social and economic performance of construction works as a basis for sustainability assessment -- Part 2: Civil engineering works

ISO 14132-3:2014

Optics and photonics -- Vocabulary for telescopic systems -- Part 3: Terms for telescopic sights

ISO/TR 14799-1:2015

Comparison of worldwide escalator and moving walk safety standards -- Part 1: Rule by rule comparison

ISO 14490-3:2016

Optics and photonics -- Test methods for telescopic systems -- Part 3: Test methods for telescopic sights

ISO 8000-110:2009

Data quality -- Part 110: Master data: Exchange of characteristic data: Syntax, semantic encoding, and conformance to data specification

ISO 37122:2019

Sustainable cities and communities -- Indicators for smart cities

ISO/TR 14799-2:2015

Comparison of worldwide escalator and moving walk safety standards -- Part 2: Abbreviated comparison and comments

ISO 11515:2013

Gas cylinders -- Refillable composite reinforced tubes of water capacity between 450 L and 3000 L -- Design, construction and testing

ISO 20813:2019

Molecular biomarker analysis -- Methods of analysis for the detection and identification of animal species in foods and food products (nucleic acid-based methods) -- General requirements and definitions

ISO 4319:1977

Surface active agents -- Detergents for washing fabrics -- Guide for comparative testing of performance

ISO 4320:1977

Non-ionic surface active agents -- Determination of cloud point index -- Volumetric method

ISO 6835:1981

Surface active agents -- Washing powders -- Determination of total boron content -- Titrimetric method

ISO/IEC 21122-1:2019

Information technology -- JPEG XS low-latency lightweight image coding system -- Part 1: Core coding system

ISO/TS 22492:2019

Water pipe tobacco products -- Determination of carbon monoxide emission of glowing water pipe charcoal -- NDIR method

ISO 4322:1977

Non-ionic surface active agents -- Determination of sulphated ash -- Gravimetric method

ISO 6836:1983

Surface active agents -- Mercerizing agents -- Evaluation of the activity of wetting products for mercerization by determination of the shrinkage rate of cotton

ISO 3116:2019

Magnesium and magnesium alloys -- Wrought magnesium and magnesium alloys

ISO 13653:2019

Optics and photonics -- General optical test methods -- Measurement of relative irradiance in the image field

ISO/TS 22491:2019

Water pipe tobacco -- Determination of carbon monoxide in the vapour phase of water pipe tobacco smoke -- NDIR method

ISO 4324:1977

Surface active agents -- Powders and granules -- Measurement of the angle of repose

ISO/TS 22487:2019

Water pipe tobacco -- Determination of total collected matter and nicotine using a water pipe tobacco smoking machine

ISO 22486:2019

Water pipe tobacco smoking machine -- Definitions and standard conditions

ISO 6840:1982

Cationic surface active agents (Hydrochlorides and hydrobromides) -- Determination of critical micellization concentration -- Method by measurement of counter ion activity

ISO 3219:1993

Plastics -- Polymers/resins in the liquid state or as emulsions or dispersions -- Determination of viscosity using a rotational viscometer with defined shear rate

ISO 7535:1984

Surface active agents -- Detergents for domestic machine dishwashing -- Guide for comparative testing of performance

ISO 6837:1982

Surface active agents -- Water dispersing power in dry cleaning solvents

ISO 6839:1982

Anionic surface active agents -- Determination of solubility in water

ISO 4326:1980

Non-ionic surface active agents -- Polyethoxylated derivatives -- Determination of hydroxyl value -- Acetic anhydride method

ISO 6842:1989

Surface active agents -- Sulfated ethoxylated alcohols and alkylphenols -- Determination of total active matter content

ISO 6841:1988

Surface active agents -- Technical straight-chain sodium alkylbenzenesulfonates -- Determination of mean relative molecular mass by gas-liquid chromatography

ISO/TS 29002-4:2009

Industrial automation systems and integration -- Exchange of characteristic data -- Part 4: Basic entities and types

ISO 10303-235:2019

Industrial automation systems and integration -- Product data representation and exchange -- Part 235: Application protocol: Engineering properties and materials information

ISO 5031:1977

Continuous mechanical handling equipment for loose bulk materials -- Couplings and hose components used in pneumatic handling -- Safety code

ISO 3140:2019

Essential oil of sweet orange expressed [Citrus sinensis (L.)]

ISO 13942:2019

Bonded abrasive products -- Limit deviations and run-out tolerances

ISO 6845:1989

Surface active agents -- Technical alkane sulfonates -- Determination of the mean relative molecular mass of the alkane monosulfonates and the alkane monosulfonate content

ISO 16202-2:2019

Dentistry -- Nomenclature of oral anomalies -- Part 2: Developmental anomalies of teeth

ISO 6843:1988

Surface active agents -- Sulfated ethoxylated alcohols and alkylphenols -- Estimation of the mean relative molecular mass

ISO/TS 10303-1782:2014

Industrial automation systems and integration -- Product data representation and exchange -- Part 1782: Application module: Qualified measure

ISO 22065:2019

Workplace air -- Gases and vapours -- Requirements for evaluation of measuring procedures using pumped samplers

ISO 16202-1:2019

Dentistry -- Nomenclature of oral anomalies -- Part 1: Code for the representation of oral anomalies

ISO 6844:1983

Surface active agents -- Determination of mineral sulfate content -- Titrimetric method

ISO/TS 21929-2:2015

Sustainability in building construction -- Sustainability indicators -- Part 2: Framework for the development of indicators for civil engineering works

ISO/TR 3666:1998

Viscosity of water

ISO/TS 10303-1256:2010

Industrial automation systems and integration -- Product data representation and exchange -- Part 1256: Application module: State observed

ISO/TS 29002-6:2010

Industrial automation systems and integration -- Exchange of characteristic data -- Part 6: Concept dictionary terminology reference model

ISO 10303-107:2006

Industrial automation systems and integration -- Product data representation and exchange -- Part 107: Integrated application resource -- Finite element analysis definition relationships

ISO/TS 29002-31:2009

Industrial automation systems and integration -- Exchange of characteristic data -- Part 31: Query for characteristic data

ISO 5000:2019

Steel sheet, aluminium-silicon alloy-coated by the continuous hot-dip process, of commercial and drawing qualities

ISO/IEC 19823-21:2019

Information technology -- Conformance test methods for security service crypto suites -- Part 21: Crypto suite SIMON

ISO/IEC 19823-22:2019

Information technology -- Conformance test methods for security service crypto suites -- Part 22: Crypto suite SPECK

ISO 21939-1:2019

A method to calculate and express energy consumption of industrial wastewater treatment for the purpose of water reuse -- Part 1: Biological processes

ISO 19297-1:2019

Intelligent transport systems -- Shareable geospatial databases for ITS applications -- Part 1: Framework

ISO/TR 22299:2018

Document management -- Digital file format recommendations for long-term storage

ISO 4316:1977

Surface active agents -- Determination of pH of aqueous solutions -- Potentiometric method

ISO/TS 23016-1:2019

Fine bubble technology -- Agricultural applications -- Part 1: Test method for evaluating the growth promotion of hydroponically grown lettuce

ISO 34101-2:2019

Sustainable and traceable cocoa -- Part 2: Requirements for performance (related to economic, social and environmental aspects)

ISO 34101-1:2019

Sustainable and traceable cocoa -- Part 1: Requirements for cocoa sustainability management systems

ISO 34101-3:2019

Sustainable and traceable cocoa -- Part 3: Requirements for traceability

ISO/TR 22019:2019

Nanotechnologies -- Considerations for performing toxicokinetic studies with nanomaterials

ISO/TS 10303-1647:2014

Industrial automation systems and integration -- Product data representation and exchange -- Part 1647: Application module: Assembly physical interface requirement

ISO 10303-61:2011

Industrial automation systems and integration -- Product data representation and exchange -- Part 61: Integrated generic resource: Systems engineering representation

ISO 14864:1998

Rice -- Evaluation of gelatinization time of kernels during cooking

ISO 4318:1989

Surface active agents and soaps -- Determination of water content -- Azeotropic distillation method

ISO 23274-2:2012

Hybrid-electric road vehicles -- Exhaust emissions and fuel consumption measurements -- Part 2: Externally chargeable vehicles

ISO 10993-13:2010

Biological evaluation of medical devices -- Part 13: Identification and quantification of degradation products from polymeric medical devices

ISO 12130-2:2013

Plain bearings -- Hydrodynamic plain tilting pad thrust bearings under steady-state conditions -- Part 2: Functions for calculation of tilting pad thrust bearings

ISO 334:2013

Solid mineral fuels -- Determination of total sulfur -- Eschka method

ISO 26683-3:2019

Intelligent transport systems -- Freight land conveyance content identification and communication -- Part 3: Monitoring cargo condition information during transport

ISO/TS 10303-1379:2014

Industrial automation systems and integration -- Product data representation and exchange -- Part 1379: Application module: Cfd specified general property

ISO 4174:1998

Cereals, oilseeds and pulses -- Measurement of unit pressure loss in one-dimensional air flow through bulk grain

ISO 19345-1:2019

Petroleum and natural gas industry -- Pipeline transportation systems -- Pipeline integrity management specification -- Part 1: Full-life cycle integrity management for onshore pipeline

ISO 22041:2019

Refrigerated storage cabinets and counters for professional use -- Performance and energy consumption

ISO/IEC 23681:2019

Information technology -- Self-contained Information Retention Format (SIRF) Specification

ISO 2971:2013

Cigarettes and filter rods -- Determination of nominal diameter -- Method using a non-contact optical measuring apparatus

ISO 6521-1:2019

Lubricants, industrial oils and related products (Class L) -- Family D (compressors) -- Part 1: Specifications of categories DAA and DAB (lubricants for reciprocating and drip feed rotary air compressors)

ISO 19345-2:2019

Petroleum and natural gas industry -- Pipeline transportation systems -- Pipeline integrity management specification -- Part 2: Full-life cycle integrity management for offshore pipeline

ISO 10243:2019

Tools for pressing -- Compression springs with rectangular section -- Housing dimensions and colour coding

ISO 22517:2019

Leather -- Chemical tests -- Determination of pesticide residues content

ISO 2325:1986

Coke -- Size analysis (Nominal top size 20 mm or less)

ISO 24516-2:2019

Guidelines for the management of assets of water supply and wastewater systems -- Part 2: Waterworks

ISO 22415:2019

Surface chemical analysis -- Secondary ion mass spectrometry -- Method for determining yield volume in argon cluster sputter depth profiling of organic materials

ISO/IEC 13251:2019

Information technology -- Collection of graphical symbols for office equipment

ISO/TS 10303-1003:2014

Industrial automation systems and integration -- Product data representation and exchange -- Part 1003: Application module: Curve appearance

ISO 11462-1:2001

Guidelines for implementation of statistical process control (SPC) -- Part 1: Elements of SPC

ISO/IEC TS 22237-4:2018

Information technology -- Data centre facilities and infrastructures -- Part 4: Environmental control

ISO/IEC TS 22237-3:2018

Information technology -- Data centre facilities and infrastructures -- Part 3: Power distribution

ISO 17678:2019

Milk and milk products -- Determination of milk fat purity by gas chromatographic analysis of triglycerides

ISO/TS 10303-1006:2010

Industrial automation systems and integration -- Product data representation and exchange -- Part 1006: Application module: Foundation representation

ISO 2813:2014

Paints and varnishes -- Determination of gloss value at 20 degrees, 60 degrees and 85 degrees

ISO 6121:1988

Surface active agents -- Technical alkane sulfonates -- Determination of alkane monosulfonates content by direct two-phase titration

ISO 6122:1978

Surface active agents -- Technical alkane sulphonates -- Determination of total alkane sulphonates content

ISO 23828:2013

Fuel cell road vehicles -- Energy consumption measurement -- Vehicles fuelled with compressed hydrogen

ISO 10426-2:2003

Petroleum and natural gas industries -- Cements and materials for well cementing -- Part 2: Testing of well cements

ISO 16474-1:2013

Paints and varnishes -- Methods of exposure to laboratory light sources -- Part 1: General guidance

ISO 15620:2019

Welding -- Friction welding of metallic materials

ISO 3265:1974

Continuous mechanical handling equipment for loose bulk materials -- Wagon tipplers handling rail-borne wagons (rotary, side discharge and end discharge) -- Safety code

ISO 10303-515:2000

Industrial automation systems and integration -- Product data representation and exchange -- Part 515: Application interpreted construct: Constructive solid geometry

ISO 21366:2019

Traditional Chinese medicine -- General requirements for smokeless moxibustion devices

ISO 2327:1972

Pneumatic handling appliances for loose bulk materials -- Piping

ISO/IEC 33020:2015

Information technology -- Process assessment -- Process measurement framework for assessment of process capability

ISO/TS 10303-1348:2011

Industrial automation systems and integration -- Product data representation and exchange -- Part 1348: Application module: Requirement management

ISO/TS 10303-1251:2011

Industrial automation systems and integration -- Product data representation and exchange -- Part 1251: Application module: Interface

ISO/TS 10303-1241:2011

Industrial automation systems and integration -- Product data representation and exchange -- Part 1241: Application module: Information rights

ISO 6779:2019

Test conditions for vertical internal type broaching machines -- Testing of accuracy

ISO 21760-2:2019

Adhesives for organic electronic devices -- Determination of water vapour transmission rate -- Part 2: Edge seal methods

ISO 355:2019

Rolling bearings -- Tapered roller bearings -- Boundary dimensions and series designations

ISO 21094:2008

Optics and photonics -- Telescopic systems -- Specifications for night vision devices

ISO 26866:2009

Road vehicles -- Brake lining friction materials -- Standard wear test procedure for commercial vehicles with air brakes

ISO/TS 10303-1058:2010

Industrial automation systems and integration -- Product data representation and exchange -- Part 1058: Application module: Configuration effectivity

ISO 14132-5:2008

Optics and photonics -- Vocabulary for telescopic systems -- Part 5: Terms for night vision devices

ISO 6166:2013

Securities and related financial instruments -- International securities identification numbering system (ISIN)

ISO 3944:1992

Fertilizers -- Determination of bulk density (loose)

ISO 26865:2009

Road vehicles -- Brake lining friction materials -- Standard performance test procedure for commercial vehicles with air brakes

ISO 16256:2012

Clinical laboratory testing and in vitro diagnostic test systems -- Reference method for testing the in vitro activity of antimicrobial agents against yeast fungi involved in infectious diseases

ISO 8442-8:2000

Materials and articles in contact with foodstuffs -- Cutlery and table holloware -- Part 8: Requirements for silver table and decorative holloware

ISO 11992-1:2019

Road vehicles -- Interchange of digital information on electrical connections between towing and towed vehicles -- Part 1: Physical and data-link layers

ISO 9101:1987

Surface active agents -- Determination of interfacial tension -- Drop volume method

ISO 14490-5:2017

Optics and photonics -- Test methods for telescopic systems -- Part 5: Test methods for transmittance

ISO 19904-1:2019

Petroleum and natural gas industries -- Floating offshore structures -- Part 1: Ship-shaped, semi-submersible, spar and shallow-draught cylindrical structures

ISO/TS 10303-1290:2010

Industrial automation systems and integration -- Product data representation and exchange -- Part 1290: Application module: Document management

ISO 567:1995

Coke -- Determination of bulk density in a small container

ISO 5171:2019

Gas welding equipment -- Pressure gauges used in welding, cutting and allied processes

ISO 21291:2019

Traditional Chinese medicine --Therapeutic fumigation devices

ISO 8697:1999

Crude petroleum and petroleum products -- Transfer accountability -- Assessment of on board quantity (OBQ) and quantity remaining on board (ROB)

ISO 10849:1996

Stationary source emissions -- Determination of the mass concentration of nitrogen oxides -- Performance characteristics of automated measuring systems

ISO 14135-2:2017

Optics and photonics -- Specifications for telescopic sights -- Part 2: High-performance instruments

ISO 14135-1:2017

Optics and photonics -- Specifications for telescopic sights -- Part 1: General-purpose instruments

ISO 3251:2019

Paints, varnishes and plastics -- Determination of non-volatile-matter content

ISO/IEC 29109-5:2019

Information technology -- Conformance testing methodology for biometric data interchange formats defined in ISO/IEC 19794 -- Part 5: Face image data

ISO/IEC 13818-1:2019

Information technology -- Generic coding of moving pictures and associated audio information -- Part 1: Systems

ISO/TR 22582:2019

Cosmetics -- Methods of extract evaporation and calculation of organic indexes -- Supplemental information to use with ISO 16128-2

ISO 20766-6:2019

Road vehicles -- Liquefied petroleum gas (LPG) fuel systems components -- Part 6: Pressure relief valves (PRV)

ISO 37159:2019

Smart community infrastructures -- Smart transportation for rapid transit in and between large city zones and their surrounding areas

ISO 8124-11:2019

Safety of toys -- Part 11: Chemical toys (sets) other than experimental sets

ISO 3602:1989

Documentation -- Romanization of Japanese (kana script)

ISO 16121-1:2012

Road vehicles -- Ergonomic requirements for the driver's workplace in line-service buses -- Part 1: General description, basic requirements

ISO/TR 18128:2014

Information and documentation -- Risk assessment for records processes and systems

ISO 21760-1:2019

Adhesives for organic electronic devices -- Determination of water vapour transmission rate -- Part 1: Adhesive film preparation methods

ISO 945-4:2019

Microstructure of cast irons -- Part 4: Test method for evaluating nodularity in spheroidal graphite cast irons

ISO/TS 19397:2015

Determination of the film thickness of coatings using an ultrasonic gage

ISO 5718:2013

Harvesting equipment -- Blades for agricultural rotary mowers -- Requirements

ISO 8442-2:1997

Materials and articles in contact with foodstuffs -- Cutlery and table holloware -- Part 2: Requirements for stainless steel and silver-plated cutlery

ISO 2789:2013

Information and documentation -- International library statistics

ISO 28927-8:2009/Amd 2:2019

Oscillating knives (vibrating screen removal tools)

ISO 8397:1988

Solid fertilizers and soil conditioners -- Test sieving

ISO 8442-4:1997

Materials and articles in contact with foodstuffs -- Cutlery and table holloware -- Part 4: Requirements for gold plated cutlery

ISO 10303-517:2011

Industrial automation systems and integration -- Product data representation and exchange -- Part 517: Application interpreted construct: Mechanical design geometric presentation

ISO/IEC 30137-1:2019

Information technology -- Use of biometrics in video surveillance systems -- Part 1: System design and specification

ISO/TS 29002-10:2009

Industrial automation systems and integration -- Exchange of characteristic data -- Part 10: Characteristic data exchange format

ISO/TS 29002-5:2009

Industrial automation systems and integration -- Exchange of characteristic data -- Part 5: Identification scheme

ISO/TS 29002-20:2010

Industrial automation systems and integration -- Exchange of characteristic data -- Part 20: Concept dictionary resolution services

ISO 8398:1989

Solid fertilizers -- Measurement of static angle of repose

ISO 22857:2013

Health informatics -- Guidelines on data protection to facilitate trans-border flows of personal health data

ISO 9167:2019

Rapeseed and rapeseed meals -- Determination of glucosinolates content -- Method using high-performance liquid chromatography

ISO 6721-11:2019

Plastics -- Determination of dynamic mechanical properties -- Part 11: Glass transition temperature

ISO/IEC 21228:2019

Information technology -- Telecommunications and information exchange between systems -- Coexistence mechanism for broadband powerline communication technologies

ISO/TS 10303-1105:2004

Industrial automation systems and integration -- Product data representation and exchange -- Part 1105: Application module: Multi linguism

ISO 10499-1:2019

Industrial tyres and rims -- Rubber solid tyres (metric series) for pneumatic tyre rims -- Part 1: Designation, dimensions and marking

ISO/TR 23199:2019

Cosmetics -- Calculation of organic indexes of hydrolates -- Supplemental information for ISO 16128-2

ISO 14154:2005

Soil quality -- Determination of some selected chlorophenols -- Gas-chromatographic method with electron-capture detection

ISO 14490-8:2011

Optics and optical instruments -- Test methods for telescopic systems -- Part 8: Test methods for night-vision devices

ISO 22975-5:2019

Solar energy -- Collector components and materials -- Part 5: Insulation material durability and performance

ISO 18265:2013

Metallic materials -- Conversion of hardness values

ISO 845:2006

Cellular plastics and rubbers -- Determination of apparent density.


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