The absorption peak of gold particles

The absorption peak of gold particles, Total:167 items.

The international standard classification for "The absorption peak of gold particles" includes: Tobacco, tobacco products and related equipment , Solid fuels , Pollution, pollution control and conservation , Geology. Meteorology. Hydrology .

The Chinese standard classification for "The absorption peak of gold particles" includes: Tobacco curing in general , Coal for coking, chemical and building materials , Specifications for pollution control , Meteorology , Analysis methods for substances in ocean .

Gansu Provincial Standard of the People's Republic of China

DB62/T 4391-2021 Determination of Exhaust Gas Particulates from Stationary Pollution Sources β-ray Absorption Method

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 7702.7-1997 Standard test Method for iodine number of granular activated carbon from coal
GB/T 21131-2007 Environmental tobacco smoke—Estimation of its contribution to respirable suspended particles—Determination of particulate matter by ultraviolet absorbance and by fluorescence
GB/T 7702.7-2008 Test method for granular activated carbon from coal - Determination of iodine number
GB/T 30599-2014 In situ particulate reinforced ZL101A alloy matrix composites

Group Standards of the People's Republic of China

T/CAEPI 62-2023 Technical requirement for solvent recovery unit by granular activated carbon adsorption-nitrogen desorption
T/CAEPI 61-2023 Technical requirements for solvent recovery unit by granular activated carbon adsorption-steam desorption
T/GDES 64-2021 Technical requirements for in situ chain extension modified recycled plastic particles

Professional Standard - Meteorology

QX/T 271-2015 Interval of maintenance and intercomparison for Aethalometer based on optical attenuation method

未注明发布机构

STANAG 1411 NORME DE QUANTIFICATION DES CARACT?RISTIQUES DES ABSORBANTS GRANULAIRES DE DIOXYDE DE CARBONE (CO2) UTILIS?S DANS DES APPLICATIONS DE PLONG?E ET HYPERBARES (ED 3; To obtain please contact your national Defense Standardization Office or the NATO Standardiz

Professional Standard - Ocean

HY/T 133-2010 Determination of spectral absorption coefficient of particles and dissolved material for seawater—Spectrophotometry

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 39748.11-2021 Urine-absorbing aids for incontinence—Test methods for characterizing polymer-based absorbent materials—Part 11:Determination of content of respirable particles
GB/T 40566-2021 Granular polysilicon produced by fluidized bed method—Determination of hydrogen—Pulse heating inert gas fusion infrared absorption method

Shandong Provincial Standard of the People's Republic of China

DB37/T 3460-2018 Determination of Copper in Waste Gas Particulates from Stationary Pollution Sources in Shandong Province Graphite Furnace Atomic Absorption Spectrophotometry
DB37/T 3461-2018 Determination of Copper and Zinc in Waste Gas Particulates from Stationary Pollution Sources in Shandong Province by Flame Atomic Absorption Spectrophotometry

SCC

VDI 2268 BLATT 3-1988 Determination of substances on particles; determination of thallium in emitted dust using atomic absorption spectrometry
AWWA ACE58294 Enhanced Uptake of Natural Organic Matter by Modified Granular Activated Carbons
DANSK DS/ISO 15593:2001 Environmental tobacco smoke - Estimation of its contribution to respirable suspended particles - Determination of particulate matter by ultraviolet absorbance and by fluorescence
AWWA ACE65613 Air or Particles — What Are the Turbidity Spikes in My Membrane Effluent
VDI 2268 BLATT 3-1988 Determination of substances on particles; determination of thallium in emitted dust using atomic absorption spectrometry
AWWA ACE61602 A Method for the In-Situ Regeneration of Granular Filter Media
BS ISO 20779:2018 Cigarettes. Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
DANSK DS/ISO 20779/AMD 1:2018 Cigarettes – Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
DANSK DS/ISO 17190-11:2003 Urine-absorbing aids for incontinence - Test methods for characterizing polymer-based absorbent materials - Part 11: Determination of content of respirable particles
DANSK DS/ISO 20779:2018 Cigarettes – Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
BS 2577:1955 Methylene blue particulate test for respirator canisters
AWWA ACE65113 Predicting MIB Breakthrough in Granular Activated Carbon Adsorbers
DANSK DS/ISO 4387:2019 Cigarettes – Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
VDI 2267 BLATT 8-2000 Determination of substances in particles in the outside air — measuring the mass concentration of mercury — sampling by sorption as amalgam and determination by atomic absorption spectrometry (AAS) with cold vapor technique
AWWA ACE68693 Impact of Nanoparticles on the Removal of Organic Pollutants by Granular Activated Carbon Adsorption
VDI 2268 BLATT 4-1990 Determination of substances on particles; determination of the elements arsenic, antimony and selenium in emitted dusts using graphite tube atomic absorption spectrometry
BS ISO 8518:2001 Workplace air. Determination of particulate lead and lead compounds. Flame or electrothermal atomic absorption spectrometric method
DANSK DS/CEN/TS 15639:2010 Solid recovered fuels - Determination of mechanical durability of pellets
DANSK DS/ISO 17175:2017 Bidis – Determination of total and nicotine-free dry particulate matter using a linear routine analytical smoking machine
SN-CEN/TS 15639:2010 Solid recovered fuels - Determination of mechanical durability of pellets
DANSK DS/CEN/TS 15405:2010 Solid recovered fuels - Determination of density of pellets and briquettes
AWWA JAW65357 Journal AWWA — Modeling of Arsenic(V) Adsorption onto Granular Ferric Hydroxide
SN-CEN/TS 15405:2010 Solid recovered fuels — Determination of density of pellets and briquettes
BS ISO 11174:1996 Workplace air. Determination of particulate cadmium and cadmium compounds. Flame and electro-thermal atomic absorption spectrometric method

Association Francaise de Normalisation

FD ISO 8518:2002 Air in workplaces - Determination of particulate lead and particulate lead compounds - Flame atomic absorption spectrometry method or absorption spectrometry method with electrothermal atomization
NF ISO 11500:2023 Hydraulic transmissions - Determination of the particulate pollution level of a liquid sample by automatic particle counting by light absorption
NF V37-044*NF ISO 15593:2001 Environmental tobacco smoke - Estimation of its contribution to respirable suspended particles - Determination of particulate matter by ultraviolet absorbance and by fluorescence.
NF ISO 10473:2000 Ambient air - Measurement of the mass of particulate matter on a filter medium - Beta ray absorption method
NF V37-209*NF ISO 20779:2018 Cigarettes - Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
NF ISO 20779:2018 Cigarettes - Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
NF X43-040*NF ISO 10473:2000 Ambient air - Measurement of the mass of particulate matter on a filter medium - Beta-ray absorption method
NF X11-683:1981 Analysis of gravity-deposited powder particles at varying heights within liquids. X-ray absorptiometry
NF ISO 20779/A1:2020 Cigarettes - Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime - Amendment 1
NF X43-026:1990 Air quality. Ambient air. Determination of lead in airborne particulate. Atomic absorption spectrometry.
NF V37-001*NF ISO 4387:2020 Cigarettes - Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
NF ISO 4387:2020 Cigarettes - Determination of total particulate matter and anhydrous and nicotine-free particulate matter content using a routine analytical smoking machine
FD ISO/TR 27628:2007 Air in workplaces - Ultrafine particles, nanoparticles and nanostructured aerosols - Characterization and assessment of exposure by inhalation
FD X43-102*FD ISO 8518:2002 Workplace air - Determination of particulate lead and lead compounds - Flame or electrothermal atomic absorption spectrometric method

Korean Agency for Technology and Standards (KATS)

KS H ISO 15593:2009 Environmental tobacco smoke－Estimation of its contribution to respirable suspended particles－Determination of particulate matter by ultraviolet absorbance and by fluorescence
KS H ISO 15593-2009(2019) Environmental tobacco smoke－Estimation of its contribution to respirable suspended particles－Determination of particulate matter by ultraviolet absorbance and by fluorescence
KS P 8416-2008(2019) Dust respirators for fine particles
KS I ISO 9855:2005 Ambient air－Determination of the particulate lead content of aerosols collected on filters(Atomic absorption spectrometric method)
KS P ISO 17190-11-2011(2016) Urine-absorbing aids for incontinence－Test methods for characterizing polymer-based absorbent materials－Part 11：Determination of content of respirable particles
KS I ISO 10473:2020 Ambient air — Measurement of the mass of particulate matter on a filter medium — Beta-ray absorption method
KS I ISO 9855-2005(2020) Ambient air－Determination of the particulate lead content of aerosols collected on filters(Atomic absorption spectrometric method)
KS I ISO 12884:2008 Ambient air－Determination of total (gas and particle-phase) polycyclic aromatic hydrocarbons－Collection on sorbent-backed filters with gas chromatographic/mass spectrometric analyses
KS I ISO 8518:2006 Workplace air－Determination of particulate lead and lead compounds(Flame electrothermal atomic absorption spectrometric method)
KS I ISO 9855-2020 Ambient air－Determination of the particulate lead content of aerosols collected on filters(Atomic absorption spectrometric method)
KS I ISO 10473:2010 Ambient air－Measurement of the mass of particulate matter on a filter medium－Beta-ray absorption method
KS P ISO 17190-11:2011 Urine-absorbing aids for incontinence－Test methods for characterizing polymer-based absorbent materials－Part 11：Determination of content of respirable particles
KS H ISO 15593-2019 Environmental tobacco smoke－Estimation of its contribution to respirable suspended particles－Determination of particulate matter by ultraviolet absorbance and by fluorescence
KS I ISO 11174:2019 Workplace air ― Determination of particulate cadmium and cadmium compounds ― Flame and electrothermal atomic absorption spectrometric method
KS I ISO 8518-2006(2017) Workplace air－Determination of particulate lead and lead compounds(Flame electrothermal atomic absorption spectrometric method)
KS M 1429-2004(2010) Determination of the specific surface area of media(pelletized) - Gas adsorption method
KS M 1429-2013 Determination of the specific surface area of media(pelletized) - Gas adsorption method
KS D ISO 15349-1-2005(2015) Unalloyed steel－Determination of low carbon content－Part 1：Infrared absorption method after combustion in an electric resistance furnace(by peak separation)

International Organization for Standardization (ISO)

ISO 15593:2001 Environmental tobacco smoke - Estimation of its contribution to respirable suspended particles - Determination of particulate matter by ultraviolet absorbance and by fluorescence
ISO 9855:1993 Ambient air; determination of the particulate lead content of aerosols collected on filters; atomic absorption spectrometric method
ISO 12884:2000 Ambient air - Determination of total (gas- and particle-phase) polycyclic aromatic hydrocarbons - Collection on sorbent-backed filters with gas chromatographic/mass spectrometric analyses
ISO 20779:2018 Cigarettes — Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
ISO 8518:2001 Workplace air - Determination of particulate lead and lead compounds - Flame or electrothermal atomic absorption spectrometric method
ISO 10473:2000 Ambient air - Measurement of the mass of particulate matter on a filter medium - Beta-ray absorption method
ISO 20290-1:2021 Aggregates for concrete - Test methods for mechanical and physical properties - Part 1: Determination of bulk density, particle density, particle mass-per-volume and water absorption
ISO 17190-11:2001 Urine-absorbing aids for incontinence - Test methods for characterizing polymer-based absorbent materials - Part 11: Determination of content of respirable particles
ISO 20779:2018/Amd 1:2019 Cigarettes — Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime — Amendment 1
ISO 8518:2022 Workplace air — Determination of particulate lead and lead compounds — Flame and electrothermal atomic absorption spectrometric methods
ISO/PRF 11174 Workplace air — Determination of particulate cadmium and cadmium compounds — Flame and electrothermal atomic absorption spectrometric method

KR-KS

KS H ISO 15593-2009(2024) Environmental tobacco smoke－Estimation of its contribution to respirable suspended particles－Determination of particulate matter by ultraviolet absorbance and by fluorescence
KS I ISO 10473-2020 Ambient air — Measurement of the mass of particulate matter on a filter medium — Beta-ray absorption method
KS I ISO 11174-2019 Workplace air ― Determination of particulate cadmium and cadmium compounds ― Flame and electrothermal atomic absorption spectrometric method

GSO

GSO ISO 15593:2014 Environmental tobacco smoke -- Estimation of its contribution to respirable suspended particles -- Determination of particulate matter by ultraviolet absorbance and by fluorescence
GSO ISO 10473:2008 Ambient air-Measurement of the mass of particulate matter on a filter medium Beta-ray absorption method
OS GSO ISO 10473:2008 Ambient air-Measurement of the mass of particulate matter on a filter medium Beta-ray absorption method
GSO ISO 17190-11:2016 Urine-absorbing aids for incontinence -- Test methods for characterizing polymer-based absorbent materials -- Part 11: Determination of content of respirable particles
GSO ISO 9855:2008 Ambient air - Determination of the particulate lead content of aerosols collected on filters - Atomic absorption spectrometric method
OS GSO ISO 9855:2008 Ambient air - Determination of the particulate lead content of aerosols collected on filters - Atomic absorption spectrometric method
BH GSO ISO 15593:2016 Environmental tobacco smoke -- Estimation of its contribution to respirable suspended particles -- Determination of particulate matter by ultraviolet absorbance and by fluorescence
OS GSO ISO 15593:2014 Environmental tobacco smoke -- Estimation of its contribution to respirable suspended particles -- Determination of particulate matter by ultraviolet absorbance and by fluorescence
BH GSO ISO 4387:2015 Cigarettes – Determination of total and nicotine – free dry particulate matter using a routine analytical smoking machine
OS GSO ISO 4387:2007 Cigarettes – Determination of total and nicotine – free dry particulate matter using a routine analytical smoking machine
GSO ISO 11174:2015 Workplace air -- Determination of particulate cadmium and cadmium compounds -- Flame and electrothermal atomic absorption spectrometric method
GSO ISO 10808:2013 Nanotechnologies -- Characterization of nanoparticles in inhalation exposure chambers for inhalation toxicity testing

Danish Standards Foundation

DS/ISO 15593:2001 Environmental tobacco smoke - Estimation of its contribution to respirable suspended particles - Determination of particulate matter by ultraviolet absorbance and by fluorescence
DS/ISO 17190-11:2003 Urine-absorbing aids for incontinence - Test methods for characterizing polymer-based absorbent materials - Part 11: Determination of content of respirable particles
DS/ISO 4387:2000 Cigarettes - Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
DS/ISO 4387/Amd. 1:2008 Cigarettes - Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
DS 406.2:1987 Lightweight aggregates for concrete. Determination of grain density and water absorption
DS/CEN/TS 15639:2010 Solid recovered fuels - Determination of mechanical durability of pellets
DS/CEN/TS 15405:2010 Solid recovered fuels - Determination of density of pellets and briquettes

British Standards Institution (BSI)

BS ISO 15593:2001 Environmental tobacco smoke - Estimation of its contribution to respirable suspended particles - Determination of particulate matter by ultraviolet absorbance and by fluorescence
BS ISO 20779:2018+A1:2019 Cigarettes. Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime
BS ISO 20290-1:2021 Aggregates for concrete. Test methods for mechanical and physical properties - Determination of bulk density, particle density, particle mass-per-volume and water absorption
BS 1747-13:1994 Methods for measurement of air pollution. Determination of the particulate lead content of aerosols collected on filters: atomic absorption spectrometric method
BS ISO 11174:2023 Workplace air. Determination of particulate cadmium and cadmium compounds. Flame and electrothermal atomic absorption spectrometric method
BS ISO 4387:2019 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
BS ISO 4387:2000+A2:2017 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
BS EN 1827:1999+A1:2009 Respiratory protective devices - Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only - Requirements, testing, marking
BS ISO 8518:2022 Workplace air. Determination of particulate lead and lead compounds. Flame and electrothermal atomic absorption spectrometric methods
BS ISO 8518:2005 Workplace air - Determination of particulate lead and lead compounds - Flame or electrothermal atomic absorption spectrometric method
BS ISO 17175:2017 Bidis. Determination of total and nicotine-free dry particulate matter using a linear routine analytical smoking machine
BS EN 1827:1999 Respiratory protective devices - Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only - Requirements, testing, marking
13/30276624 DC BS EN 62704-1. Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Body from Wireless Communications Devices, 30 MHz - 6 GHz. Part 1. General Requirements for using the Finite Difference Time Domain...

American Society for Testing and Materials (ASTM)

ASTM D8208-19 Standard Practice for Collection of Non-Fibrous Nanoparticles Using a Nanoparticle Respiratory Deposition (NRD) Sampler
ASTM D5955-02(2007) Standard Test Methods for Estimating Contribution of Environmental Tobacco Smoke to Respirable Suspended Particles Based on UVPM and FPM
ASTM D5955-02 Standard Test Methods for Estimating Contribution of Environmental Tobacco Smoke to Respirable Suspended Particles Based on UVPM and FPM
ASTM D5955-02(2012)e1 Standard Test Methods for Estimating Contribution of Environmental Tobacco Smoke to Respirable Suspended Particles Based on UVPM and FPM
ASTM E1520-99 Standard Test Method for Particle Counts Per Pound of Granular Carriers and Dry-Applied Granular Formulations
ASTM E1520-99(2015) Standard Test Method for Particle Counts Per Pound of Granular Carriers and Dry-Applied Granular Formulations
ASTM E1520-99(2004) Standard Test Method for Particle Counts Per Pound of Granular Carriers and Dry-Applied Granular Formulations

Spanish Association for Standardization (UNE)

UNE-ISO 15593:2010 Environmental tobacco smoke -- Estimation of its contribution to respirable suspended particles -- Determination of particulate matter by ultraviolet absorbance and by fluorescence
UNE-ISO 10473:2005 Ambient air -- Measurement of the mass of particulate matter on a filter medium -- Beta-ray absorption method
UNE 77230:1998 AMBIENT AIR. DETERMIANTION OF THE PARTICULATE LEAD CONTENT OF AEROSOLS COLLECTED ON FILTERS. ATOMIC ABSORPTION SPECTROMETRIC METHOD.
UNE-ISO 4387:2008 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine.
UNE-ISO 4387:2008/A1:2010 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine.
UNE-ISO 4387:2008/Amd.1:2010 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine.
UNE-ISO 4387:2008/Amd 2:2018 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine.

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc.

ASHRAE QC-06-039-2006 VOC Removal Performance of Pellet/Granular-Type Sorbent Media- Experimental Results
ASHRAE OR-16-C025-2016 Characterizing the In-Situ Size-Resolved Removal Efficiency of Residential HVAC Filters for Fine and Ultrafine Particles

VN-TCVN

TCVN 6152-1996 Ambient air.Determination of the particulate lead content of aerosols collected on filters.Atomic absorption spectrometric method

RU-GOST R

GOST 16187-1970 Sorbents. Method for determination of granular composition
GOST R 53659-2009 Iron jres, concentrates, agglomerates and pellers. Atomic abcorption method for determination of total manganese calculated as protoxide
GOST 21073.2-1975 Non-ferrous metals. Determination of grain size bu grain calculation method
GOST 23402-1978 Metal powders. Microscopic method of particle size determination

German Institute for Standardization

DIN ISO 10473:2002-08 Ambient air - Measurement of the mass of particulate matter on a filter medium - Beta-ray absorption method (ISO 10473:2000)
DIN ISO 12884:2000 Ambient air - Determination of total (gas and particle phase) polycyclic aromatic hydrocarbons - Collection on sorbent-backed filters with gas chromatographic/mass spectrometric analysis (ISO 12884:2000)
DIN ISO 4387:2021-03 Cigarettes - Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine (ISO 4387:2019)
DIN ISO 10473:2002 Ambient air - Measurement of the mass of particulate matter on a filter medium - Beta-ray absorption method (ISO 10473:2000)
DIN CEN/TS 15639:2010-11*DIN SPEC 1179:2010-11 Solid recovered fuels - Determination of mechanical durability of pellets; German version CEN/TS 15639:2010
DIN CEN/TS 15405:2010-11*DIN SPEC 1152:2010-11 Solid recovered fuels - Determination of density of pellets and briquettes; German version CEN/TS 15405:2010

Lithuanian Standards Office

LST ISO 10473:2001 Ambient air. Measurement of the mass of particulate matter on a filter medium. Beta-ray absorption method
LST ISO 9855:2003 Ambient air. Determination of the particulate lead content of aerosols collected on filters. Atomic absorption spectrometric method (idt ISO 9855:1993)
LST ISO 4387:2000 Cigarettes. Determination of total and nicotine-free dry particulate matter using a routine analytical smoking machine
LST CEN/TS 15405-2010 Solid recovered fuels - Determination of density of pellets and briquettes

PT-IPQ

NP 713-1986 cork. Cork particles. Sample collection

Association of German Mechanical Engineers

VDI 3679 Blatt 1-1998 Wet separators for particle collection

VDI - Verein Deutscher Ingenieure

VDI 2267 Blatt 8-1999 Determination of suspended particles in ambient air - Measurement of the mass concentration of mercury - Sampling by sorption as amalgam and determination by atomic absorption spectrometry (AAS) with cold vapour technique
VDI 2267 Blatt 3-1983 Determination of suspended particulates in ambient air; measurement of lead by atomic absorption spectrometry
VDI 2267 Blatt 7-1986 Determination of particulates in ambient air; measurement of thallium in dust desposition by atomic absorption spectrometry
VDI 2267 Blatt 6-1987 Chemical analysis of suspended particulates in ambient air; measurement of the mass concentration of cadmium by atomic absorption spectrometry

RO-ASRO

STAS SR EN 24497-1995 Metallic powders. Determination of particle size by dry sieving

Standard Association of Australia （SAA）

ISO 20779:2018/Amd.1:2019 Cigarettes — Generation and collection of total particulate matter using a routine analytical smoking machine with an intense smoking regime AMENDMENT 1
AS 3544:1988 Industrial vacuum cleaners for particulates hazardous to health

South African Bureau of Standard

SANS 584:2008 Soda-lime granules (with indicator) for use during anaesthesia for carbon dioxide absorption

Japanese Industrial Standards Committee (JISC)

JIS H 7008:2002 Glossary of terms used in ultrafine metal particles

NL-NEN

NEN 2785-1990 Air quality - Ambient air - Collection of particulate matter for the determination of the content of metals - HVS-method

HU-MSZT

MSZ 22 510/1-1981 Diamond (diamond), the composition of small particles and grains of boron nitride
MSZ 16088-1980 Review of particle shape distribution of metal powders

CZ-CSN

CSN ISO 7033:1993 Fine and coarse aggregates for concrete. Determination of the particle mass-per-volume and water absorption. Pyknometer method
CSN 42 0890 Cast.12-1984 Testing of metallic powders. Determination of particle shape

European Committee for Standardization (CEN)

CEN/TS 15405:2010 Solid recovered fuels - Determination of density of pellets and briquettes
CEN/TS 15639:2010 Solid recovered fuels - Determination of mechanical durability of pellets

CU-NC

NC 05-08-1986 Metallography. Determination of Metals Grain Size, Testing Method

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