relative difference

relative difference, Total:185 items.

The international standard classification for "relative difference" includes: Protection against crime , Organic chemicals , Extraction and processing of petroleum and natural gas , Sewing machines and other equipment for the clothing industry , Ceramics in general , General methods of tests and analysis for food products , Pesticides and other agrochemicals in general .

The Chinese standard classification for "relative difference" includes: Legal medical expert , Crime judging technology , Basic standards and general methods for dye , Coal tar processed products , Petroleum development , Relay protection and automatic device , Sewing machine , Ceramic and glass in general , Daily use glass, ceramic, enamel and plastic products in general , Oil crop and product , Pesticide management and application method .

司法部

SF/T 0065-2020 Determination of 16 tryptamine hallucinogens and their metabolites in hair samples by liquid chromatography- tandem mass spectrometry
SF/T 0115-2021 Determination of 45 toxic alkaloids in blood by liquid chromatography - tandem mass spectrometry
SF/T 0094-2021 Determination of 7 synthetic cannabinoids including 5F-MDMB-PICA in hair by liquid chromatography- tandem mass spectrometry
SF/T 0092-2021 Liquid chromatography-tandem mass spectrometry method for detecting 20 herbicides including prometryn in blood
SF/T 0113-2021 Determination of cyanide in blood by gas chromatography-mass spectrometry and gas chromatography

Professional Standard - Public Safety Standards

GA/T 1629-2019 Paraquat detection in blood and urine for forensic science by gas chromatography and gas chromatography-mass spectrometry
GA/T 1604-2019 Forensic sciences-Examination methods for 23 sedative-hypnotics including diazepam in biological samples-Accelerated solvent extraction GC-MS
GA/T 1646-2019 Metsa T-Test Liquid Chromatography and Liquid Chromatography-Mass Spectrometry in Suspected Drugs in Forensic Science
GA/T 1789-2021 Forensic sciences-Examination methods for hydroxylimine in suspected precursors-LC-MS,GC-MS and HPLC
GA/T 1606-2019 Forensic sciences—Examination methods for five organophosphorus pesticides including chlorpyrifos in biological samples—Accelerated solvent extraction GC and GC-MS
GA/T 1625-2019 Gas Chromatography-Mass Spectrometry for the Detection of Simazine and Atrazine in Forensic Science Biological Samples
GA/T 1601-2019 Forensic sciences—Examination methods for fentanyl in biological samples-LC-MS
GA/T 103-2019 Gas chromatography-mass spectrometry for the detection of five pyrethroid pesticides including fenpropathrin in forensic science biological samples
GA/T 1639-2019 Forensic science phenylpropanoid A and other four phenylpropanoid A drugs and ketamine detection in saliva by liquid chromatography-mass spectrometry
GA/T 1643-2019 Detection of MDMA in Suspected Drugs in Forensic Science by Liquid Chromatography and Liquid Chromatography-Mass Spectrometry
GA/T 1631-2019 Forensic sciences—Examination methods for mirtazepine and fluoxetine in blood and urine samples—GC and GC-MS
GA/T 1933-2021 Forensic sciences-Examination methods for (S)-methamphetamine and (R)-methamphetamine in suspected drugs-LC and LC-MS
GA/T 1613-2019 Forensic sciences—Examination methods for lidocaine,ropivacaine and bupivacaine in biological samples—GC-MS and LC-MS
GA/T 1620-2019 Forensic sciences—Examination methods for chlorpheniramine in biological samples—GC and GC-MS
GA/T 1930-2021 Forensic sciences-Examination methods for MDAl、2-Al、5-EAPB in suspected drugs-LC and LC-MS
GA/T 1644-2019 Forensic sciences—Examination methods for methcathinone,cathinone and mephedrone in suspected drugs—LC-MS
GA/T 1615-2019 Forensic sciences—Examination methods for clozapine in biological samples—GC and GC-MS
GA/T 1617-2019 Forensic sciences—Examination methods for brucine and strychnine in biological samples—HPLC and LC-MS
GA/T 1929-2021 Forensic sciences-Examination methods for AB-CHMINACA, AB-FUBINACA and AB-PINACA in suspected drugs-LC and LC-MS
GA/T 1928-2021 Forensic sciences-Examination methods for AB-CHMINACA,AB-FUBINACA and AB-PINACA in suspected drugs-GC and GC-MS
GA/T 933-2011 GC and GC-MS examination methods for monofluorocetate anion in biological samples
GA/T 1907-2021 Forensic sciences -Examination methodsforseven carbamateinsecticides including carbofuran in biological samples-LC-MS
GA/T 1619-2019 Gas chromatography-mass spectrometry and liquid chromatography-mass spectrometry for the detection of methomyl and methomyl oxime in forensic science biological samples
GA/T 1932-2021 Forensic sciences-Examination methods for BZP, mCPP and TFMPP in suspected drugs-GC and Gc-MS
GA/T 1622-2019 Forensic sciences—Examination methods for nereistoxin,bisultap,thiocyclam and cartap in biological samples—GC,GC-MS and LC-MS
GA/T 1641-2019 Forensic sciences—Examination methods for amphetamine and MDA in suspected drugs—GC and GC-MS
GA/T 1636-2019 Forensic sciences—Examination methods for tetrahydrocannabinol and tetrahydrocannabinol-9-carboxylicacid acid in hair and blood samples—GC-MS
GA/T 1795-2021 Forensic sciences—Examination methods for MDAI、2-AI、5-EAPB in suspected drugs—GC and GC-MS
GA/T 121-2019 Forensic sciences-Examination methods for cantharidin in biological samples-GC and GC-MS
GA/T 1909-2021 Forensic sciences-Examination methods for a-solanine and a-chaconine in biological samples-LC-MS
GA/T 1916-2021 Forensic sciences-Examination methods for fluoroacetate ions in biological samples-LC-MS
GA/T 1647-2019 Liquid chromatography and liquid chromatography-mass spectrometry for detection of five benzodiazepines including bromazepam in suspected drugs in forensic science
GA/T 930-2011 GC and chemistry examination methods for cyanogens ion in biology samples
GA/T 1790-2021 Forensic sciences-Examination methods for 20 organochloride insecticides including a-endosulfan in biological samples-GC-MS
GA/T 1925-2021 Forensic sciences-Examination methods for seven cathinones including 2-MMC in suspected drugs-GC and GC-MS
GA/T 1911-2021 Forensic sciences-Examination methods for glyphosate andaminomethyl phosphonic acid in biological samples-LC-MS
GA/T 1637-2019 Forensic sciences—Examination methods for four sulfonylurea herbicides including metsulfuron in blood samples—LC and LC-MS
GA/T 1791-2021 Forensic sciences-Examination methods for 7 phenylethylamines including 4-ethyl-2,5-dimethoxyphenethylamine in suspected drugs-GC and GC-MS
GA/T 1602-2019 Forensic sciences—Examination methods for diazepam and its metabolites in biological samples—LC and LC-MS
GA/T 1008.12-2013 GC and GC-MS examination methods for drugs—Part 12:Chlordiazepoxide
GA/T 1609-2019 Lincomycin Detection in Forensic Science Biological Samples by Liquid Chromatography-Mass Spectrometry
GA/T 1626-2019 Detection of Zopiclone and Eszopiclone in Forensic Science Biological Samples by Liquid Chromatography-Mass Spectrometry
GA/T 1614-2019 Forensic sciences—Examination methods for ketamine in biological samples—GC and GC-MS
GA/T 1616-2019 Forensic sciences—Examination methods for chloramphenicol in biological samples—HPLC and LC-MS
GA/T 1073-2013 HS-GC examination methods for ethanol,methanol,n-propanol,aldehyde,acetone,isopropanol and n-butanol in blood and urine
GA/T 1908-2021 Forensic sciences-Examination methods for 4 tripterygium toxin including wilforlide A in biological samples-LC-MS/MS
GA/T 1648-2019 Liquid Chromatography and Liquid Chromatography-Mass Spectrometry for Crow P Test in Suspected Drugs in Forensic Sciences
GA/T 1624-2019 Forensic sciences—Examination methods for penfluridol in biological samples—LC-MS
GA/T 1008.3-2013 GC and GC-MS examination methods for drugs—Part 3:Three components in cannabis
GA/T 1608-2019 Forensic sciences—Examination methods for tetrodotoxin in biological samples—LC-MS
GA/T 1640-2019 Morphine and O6-monoacetylmorphine detection in saliva for forensic science by liquid chromatography-mass spectrometry
GA/T 1926-2021 Forensic sciences-Examination methods for seven cathinones including 2-MMC in suspected drugs-LC and LC-MS
GA/T 1915-2021 Forensic sciences—Examination methods for hydrogen sulfide in biological samples—GC and GC-MS
GA/T 1632-2019 Forensic sciences—Examination methods for mepiquat and chlormequat in blood and urine samples—LC-MS
GA/T 1922-2021 Forensic sciences-Examination methods for 8 fentanyl derivatives in suspected drugs-GC and GC-MS
GA/T 204-2019 Forensic sciences—Examination method for benzene,toluene,ethylbenzene and dimethyl benzene in blood and urine—HSGC
GA/T 1910-2021 Forensic sciences-Examination methods for paraquat in biological samples-LC-MS
GA/T 1645-2019 Liquid Chromatography and Liquid Chromatography-Mass Spectrometry for the Detection of Cocaine in Suspected Drugs in Forensic Science
GA/T 1008.10-2013 GC and GC-MS examination methods for drugs—Part 10：Diazepam
GA/T 1610-2019 Forensic sciences—Examination methods for erythromycin and roxithromycin in biological samples—LC-MS
GA/T 1635-2019 Forensic sciences—Examination methods for morphine and acetylmorphine in hair and blood samples—GC-MS
GA/T 1627-2019 Forensic sciences—Examination methods for four phenoxyacid herbicides including 2,4-D in biological samples—GC and GC-MS
GA/T 1633-2019 Forensic sciences—Examination methods for ethyl glucuronide in blood and urine samples—GC-MS and LC-MS
GA/T 1634-2019 Forensic sciences—Examination methods for four amphetamines including amphetamine in hair and blood samples—GC and GC-MS
GA/T 1934-2021 Forensic sciences-Examination methods for six ephedrine classsubstances including norephedrine in suspected precursors-GC-MS,LC and LC-MS
GA/T 1784-2021 Forensic sciences—Examination methods for a-PBP, a-PVP and 4-F-a-PVP in suspected drugs—LC and LC-MS
GA/T 1914-2021 Forensic sciences-Examination methods for oleandrin and adynerin in biological samples-LC-MS
GA/T 1605-2019 Forensic sciences—Examination methods for buprenorphine in biological samples—LC-MS
GA/T 934-2011 LC-MS-MS examination method for hypaconitine aconitine and mesaconitine in biological samples
GA/T 1623-2019 Forensic sciences—Examination methods for aldicarb in biological samples-GC-MS and LC-MS
GA/T 1621-2019 Forensic sciences—Examination methods for buprofezin in biological samples—GC-MS and LC-MS
GA/T 1074-2013 GC-MS and LC-MS/MS examination methods for γ-hydroxybutyric acid in biological samples
GA/T 1931-2021 Forensic sciences-Examination methods for a-PBP, a -PVP and 4-F- a-PVP in suspected drugs-LC and LC-MS
GA/T 1927-2021 Forensic sciences-Examination methods for 7 phenylethylamines including 4-ethyl-2,5-dimethoxyphenethylamine in suspected drugs- LC and LC-MS
GA/T 1787-2021 Forensic sciences-Examination methods for BZP,mCPP and TFMPP in suspected drugs-LC and LC-MS
GA/T 1923-2021 Forensic sciences-Examination methods for 8 fentanyl derivatives in suspected drugs-LC and LC-MS
GA/T 1913-2021 Forensic sciences-Examination methods for gelsemine and koumine in biological samples-LC-MS
GA/T 1612-2019 Gas chromatography and gas chromatography-mass spectrometry for the detection of eight organophosphorus pesticides such as dimethoate in forensic science biological samples
GA/T 208-2019 Forensic sciences—Examination methods for phosphide in biological samples—HSGC and HSGC-MS
GA/T 1912-2021 Forensic sciences-Examination methods for gelsemine and koumine in biological samples-GC-MS
GA/T 1008.2-2013 GC and GC-MS examination methods for drugs—Part 2:Morphine
GA/T 1642-2019 Liquid Chromatography and Liquid Chromatography-Mass Spectrometry for Cannabis Detection in Forensic Science Suspected Drugs
GA/T 1618-2019 Forensic sciences—Examination methods for methadone in biological samples—LC-MS
GA/T 1008.8-2013 GC and GC-MS examination methods for drugs—Part 8:Triazolam
GA/T 1603-2019 Forensic sciences—Examination methods for diphenidol in biological samples-GC and GC-MS
GA/T 205-1999 Methods of qualitative and quantitative analysis for tetramine in case samples by GC
GA/T 932-2011 HPLC examination method for six anticoagulant rodenticides including diphacinone in biological samples
GA/T 1607-2019 Forensic sciences—Examination methods for heroin metabolites in biological samples—LC-MS
GA/T 1906-2021 Forensic sciences-Examination methods for 10 drugs including methamphetamine in biological samples-LC-MS

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 39877-2021 Examination methods for diazepam in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
GB/T 39879-2021 Examination methods for five components in opium in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry
GB/T 39878-2021 Examination methods for estazolam in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry
GB/T 39880-2021 Examination methods for methadone in suspected drugs -- Gas chromatography and gas chromatography-mass spectrometry
GB/T 39881-2021 Examination methods for methaqualone in suspected drugs -- Gas chromatography and gas chromatography-mass spectrometry
GB/T 39876-2021 Examination methods for cocaine in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
GB/T 39874-2021 Examination methods for bromazepam in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
GB/T 39884-2021 Examination methods for three components in cannabis in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry
GB/T 39882-2021 Examination methods for methylene dioxymetham phetamine in suspected drugs -- Gas chromatography and gas chromatography-mass spectrometry
GB/T 39883-2021 Examination methods for morphine in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry
GB/T 39875-2021 Examination methods for chlordiazepoxide in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
GB/T 39885-2021 Examination methods for triazolam in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry

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

GB/T 4511.1-2008 Coke - Determination of true relative density apparent relative density and porosity
GB/T 29635-2013 GC and GC-MS examination methods for heroin in suspected drug
GB/T 6688-2008 Dyestuffs - Determination of relative strength and color difference - Instrumental method
GB/T 29637-2013 GC and GC-MS examination methods for ketamine in suspected drug
GB/T 28912-2012 Test method for two phase relative permeability in rock
GB/T 18891-2024 Designation of phase differences by hour numbers in three-phase AC systems

Professional Standard - Meteorology

QX/T 91-2008 Observation methods of indoor microclimate. air temperature, relative humidity and indoor-outdoor-air temperature difference

Professional Standard - Machinery

JB/T 9570-1999 Phase Differential High Frequency Protection Equipment

Professional Standard - Light Industry

QB/T 4298-2012 Testing method of relative tolerance of sewing machine high and low speed stitch length
QB/T 4299-2012 Testing method of relative tolerance of sewing machine forward and backward stitch length
QB/T 1545-2015 Test method for relative viscosity||relative liquidity and thixotropy of ceramic
QB/T 1545-1992 Measurement Method for Relative Viscosity, Flowability and Thixotropy of Ceramic Slurry

Shandong Provincial Standard of the People's Republic of China

DB37/T 3868-2020 Method for Determination of Active Component Content of Dibromochloropropane Gas Chromatography
DB37/T 3867-2020 Method for Determination of HC6 Active Component Content by Gas Chromatography

Professional Standard - Agriculture

NY/T 82.5-1988 Determination of Relative Density
NY/T 1286-2007 Determination of Aflatoxin B1 Content in Peanut - High Performance Liquid Chromatography
NY/T 1016-2006 Determination of ethephon residues in fruits and vegetables gas chromatogram method

Professional Standard - Petroleum

SY/T 5345-2007 Test method for relative permeability

National Metrological Verification Regulations of the People's Republic of China

JJG 171-2016 Ralative Density Balance for Liquid

South African Bureau of Standard

SANS 5072:2005 Brown coals and lignites - Determination of true relative density and apparent relative density
SANS 1014:1985 Coke - Determination of true relative density, apparent relative density and porosity

Standard Association of Australia （SAA）

AS 1824.2:1985 Insulation coordination (phase-to-earth and phase-to-phase, above 1 kV) - Application guide

Association Francaise de Normalisation

NF C04-451*NF EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems
NF M03-039*NF ISO 1014:2004 Coke - Determination of true relative density, apparent relative density and porosity.
UTE C46-302U*UTE C46-302:1983 Industrial-process measurement and control. Acceptance tests for absolute pressure, relative pressure, and differential pressure transmitters.
NF C46-302:1983 Industrial-Process Measurement and Control Acceptance tests for absolute pressure,relative pressure,and differential pressure transmitters
NF ISO 1014:2004 Coke - Determination of true relative density, apparent relative density and porosity
NF M01-018*NF ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density

International Electrotechnical Commission (IEC)

IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems

SE-SIS

SIS 05 02 13-1974 Tolerances for building. Interaction among tolerances
SIS SEN 07 08 Lightning rod material. relatively

Danish Standards Foundation

DS/EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems
DS/ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density

Spanish Association for Standardization (UNE)

UNE-EN IEC 61300-3-7:2021 Designation of phase differences by hour numbers in three-phase AC systems (Endorsed by Asociación Española de Normalización in October of 2021.)
UNE-EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems (Endorsed by Asociación Española de Normalización in October of 2021.)

German Institute for Standardization

DIN EN IEC 60152:2023-04 Designation of phase differences by hour numbers in three-phase AC systems (IEC 60152:2021); German version EN IEC 60152:2021
DIN EN IEC 60152 E:2021-07 Designation of phase differences by hour numbers in three-phase AC systems
DIN 55603:2003 Testing of pigments - Determination of relative tinting strength and of colour difference on reduction of inorganic pigments using the lightness method

International Organization for Standardization (ISO)

ISO 5072:1997 Brown coals and lignites - Determination of true relative density and apparent relative density
ISO 5072:2021 Brown coals and lignites — Determination of true relative density and apparent relative density
ISO 1014:1975 Coke — Determination of true relative density, apparent relative density and porosity
ISO 1014:2021 Coke — Determination of true relative density, apparent relative density and porosity
ISO 1014:1985 Coke; Determination of true relative density, apparent relative density and porosity
ISO 5072:2013 Brown coals and lignites.Determination of true relative density and apparent relative density

European Committee for Electrotechnical Standardization（CENELEC）

HD 409-1976 Guide to the Testing of Circuit-Breakers with Respect to out-of-Phase Switching
HD 409 S1-1988 Guide to the Testing of Circuit-Breakers with Respect to out-of-Phase Switching

Korean Agency for Technology and Standards (KATS)

KS E ISO 5072:2009 Brown coals and lignites－Determination of true relative density and apparent relative density
KS E ISO 1014-2002(2017) Metallic and other non-organic coatings－Measurement of coating thicknesses－Fizeau multiple-beam interferometry method
KS E ISO 5072-2009(2019) Brown coals and lignites－Determination of true relative density and apparent relative density
KS E ISO 5072-2019 Brown coals and lignites－Determination of true relative density and apparent relative density
KS E ISO 1014:2002 Coke-Determination of true relative density, apparent relative density and porosity
KS E ISO 1014:2022 Coke — Determination of true relative density, apparent relative density and porosity

SCC

DANSK DS/EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems
CEI EN IEC 60152:2022 Designation of phase differences by hour numbers in three-phase AC systems
DANSK DS/ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density
DIN EN IEC 60152:2023 Designation of phase differences by hour numbers in three-phase AC systems (IEC 60152:2021); German version EN IEC 60152:2021
AWWA WQTC55127 Microcystin LR and LA, Similarities and Differences in Response to Water Treatment Processes

British Standards Institution (BSI)

BS EN IEC 60152:2021 Designation of phase differences by hour numbers in three-phase AC systems
BS ISO 5072:2021 Brown coals and lignites. Determination of true relative density and apparent relative density
BS ISO 1014:2021 Coke. Determination of true relative density, apparent relative density and porosity
BS ISO 5072:2013 Brown coals and lignites. Determination of true relative density and apparent relative density

IETF - Internet Engineering Task Force

RFC 7035-2013 Relative Location Representation

International Telecommunication Union (ITU)

ITU-T Q.452-1989 Interregister Signalling - Requirements Relating to Transmission Conditions - Specifications of Signalling Systems R1 and R2 (Study Group XI) 1 pp

FI-SFS

SFS 4005-1977 Tangent gaskets and corresponding gasket grooves

GSO

OS GSO ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density
BH GSO ISO 5072:2016 Brown coals and lignites - Determination of true relative density and apparent relative density
GSO ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density
GSO ISO 1014:2013 Coke - Determination of true relative density, apparent relative density and porosity

PT-IPQ

NP 107-1962 Tolérances et ajustements. Terminologie
NP 257-1961 Tolerance system. Relevant adjustment suggestions

BE-NBN

NBN 443-1958 relative density and specific gravity
NBN 442-1958 relative density and specific gravity
NBN I-923-1968 Three-phase transformer. Wheelset related accessories and dimensions