Gas Chromatography Peak Processing
Gas Chromatography Peak Processing, Total:169 items.
The international standard classification for "Gas Chromatography Peak Processing" includes: Vegetables and derived products , Protection against crime , Other standards related to optics and optical measurements , Geology. Meteorology. Hydrology , Chemical technology (Vocabularies) , Chemical analysis .
The Chinese standard classification for "Gas Chromatography Peak Processing" includes: Basic standards and general methods , Chemical Measurement , Crime judging technology , chromatograph , Legal medical expert , Meteorology , Basic standards and general methods , Basic standards and general methods .
Professional Standard - Agriculture
- 66药典 四部-2020 0521 Gas chromatography
- 85药典 四部-2015 0521 Gas chromatography
- 1767药典 一部-2010 Appendix VI E Gas Chromatography
- 792兽药典 一部-2015 Appendix Contents 0500 Chromatography 0521 Gas Chromatography
- 2307药典 二部-2010 Appendix V E Gas Chromatography
- 205药典 三部-2020 Chromatography 0521 Gas Chromatography
- NY/T 1379-2007 Multi-residue Determination of 334 Pesticides in Vegetable by GC/MS and LC/MS
- 186药典 三部-2015 Chromatography 0521 General Principles of Gas Chromatography 27
- 159药典 三部-2010 Appendix III Chromatography IIIC Gas Chromatography
- 784兽药典 二部-2015 Appendix Contents 0500 Chromatography 0521 Gas Chromatography
National Metrological Verification Regulations of the People's Republic of China
- JJG 700-2016 Verification Regulation of Gas Chromatograph
- JJG 700-1999 Verification Regulation of Gas Chromatograph
- JJG(化工) 201-1991 Gas Chromatograph Verification Regulations
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 39880-2021 Examination methods for methadone 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 39881-2021 Examination methods for methaqualone 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
- GB/T 39875-2021 Examination methods for chlordiazepoxide in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
- GB/T 30431-2020 Gas chromatography for laboratory
- GB/T 39878-2021 Examination methods for estazolam 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 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 30430-2019 Standard column used for evaluating gas chromatographs
- GB/T 39882-2021 Examination methods for methylene dioxymetham phetamine 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 39883-2021 Examination methods for morphine in suspected drugs - Gas chromatography and gas chromatography-mass spectrometry
未注明发布机构
- DIN EN 16167:2019 Soil, treated biowaste and sludge – Determination of polychlorinated biphenyls (PCBs) using gas chromatography coupled with mass spectrometry (GC-MS) and gas chromatography with electron capture detection (GC-ECD); German version EN 16167:2018+AC:2019
- DIN EN 16181 E:2010-11 Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- DIN EN 16181 E:2017-11 Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- DIN EN 16167 E:2017-11 Sludge, treated biowaste and soil - Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
司法部
- SF/T 0113-2021 Determination of cyanide in blood by gas chromatography-mass spectrometry and gas chromatography
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 30431-2013 Gas Chromatograph for Laboratory
- GB/T 31707-2015 Data processing of background atmospheric carbon monoxide concentration measured by in situ gas chromatographic (GC) system
- GB/T 29636-2013 GC ,HPLC and GC-MS examination methods for methylamphetamine in suspected drug
- GB/T 29635-2013 GC and GC-MS examination methods for heroin in suspected drug
- GB/T 31709-2015 Data processing of background atmospheric carbon dioxide and methane concentration measured by in situ gas chromatographic (GC) system
- GB/T 30430-2013 Standard Column Used for Evaluating Gas Chromatography
- GB/T 4946-2008 Terms of gas chromatography
- GB/T 29637-2013 GC and GC-MS examination methods for ketamine in suspected drug
- GB/T 4946-1985 Terms of gas chromatography
Professional Standard - Public Safety Standards
- GA/T 1603-2019 Forensic sciences—Examination methods for diphenidol in biological samples-GC and GC-MS
- GA/T 1316-2016 GC and GC-MS examination methods for ketamine in hair and blood samples of forensic science
- GA/T 1008.11-2013 GC and GC-MS examination methods for drugs—Part 11:Bromazepam
- GA/T 1008.4-2013 GC and GC-MS examination methods for drugs—Part 4:Cocaine
- GA/T 2032-2023 Forensic sciences-Fxamination methods for dihydroetorphine in suspected drugs-GC and GC-MS
- GA/T 1327-2016 GC, GC-MS and LC-MS/MS examination methods for zolpidem in biological samples in forensic science
- GA/T 2024-2023 Forensic sciences-Examination methods for 5-MeO-DiPT and 5-MeO-MiPT in suspected drugs-GC and GC-MS
- GA/T 2038-2023 Forensic sciences-Examination methods for tramadol in suspecteddrugs-GC and CC-MS
- GA/T 1008.9-2013 GC and GC-MS examination methods for drugs—Part 9:Estazolam
- GA/T 1008.2-2013 GC and GC-MS examination methods for drugs—Part 2:Morphine
- GA/T 2030-2023 Forensic sciences-Examination methods for dolantin in suspected drugs-GC and GC-MS
- GA/T 1789-2021 Forensic sciences-Examination methods for hydroxylimine in suspected precursors-LC-MS,GC-MS and HPLC
- GA/T 1915-2021 Forensic sciences—Examination methods for hydrogen sulfide in biological samples—GC and GC-MS
- GA/T 1629-2019 Paraquat detection in blood and urine for forensic science by gas chromatography and gas chromatography-mass spectrometry
- GA/T 1329-2016 GC and GC-MS examination methods for ketamine in urine of drug user in forensic science
- GA/T 1620-2019 Forensic sciences—Examination methods for chlorpheniramine in biological samples—GC and GC-MS
- GA/T 1008.6-2013 GC and GC-MS examination methods for drugs—Part 6:Methadone
- 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 2026-2023 Forensic sciences-Examination methods for phencyclidine in suspected drugs-GC and GC-MS
- GA/T 2022-2023 Forensic sciences-Examination methods for 5F-AMB and5F-APINACA in suspected drugs-GC and GC-MS
- GA/T 2036-2023 Forensic sciences-Examination methods for nimetazepam in suspected drugs-GC and GC-MS
- GA/T 2051-2023 Forensic sciences-Examination method for bromine in suspected precursor chemicals-GC and GC-MS
- GA/T 2034-2023 Forensic sciences-Examination methods for caffeine in suspected drugs-GC and GC-MS
- GA/T 2043-2023 Forensic sciences-Examination methods for codeine in suspected cough syrup-GC and CC-MS
- GA/T 933-2011 GC and GC-MS examination methods for monofluorocetate anion in biological samples
- GA/T 208-2019 Forensic sciences—Examination methods for phosphide in biological samples—HSGC and HSGC-MS
- GA/T 2028-2023 Forensic sciences-Examination methods for buprenorphine in suspected drugs-GC and GC-MS
- GA/T 1008.12-2013 GC and GC-MS examination methods for drugs—Part 12:Chlordiazepoxide
- GA/T 1623-2019 Forensic sciences—Examination methods for aldicarb in biological samples-GC-MS and LC-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 1008.10-2013 GC and GC-MS examination methods for drugs—Part 10:Diazepam
- GA/T 1614-2019 Forensic sciences—Examination methods for ketamine in biological samples—GC and GC-MS
- GA/T 1615-2019 Forensic sciences—Examination methods for clozapine in biological samples—GC and GC-MS
- GA/T 1008.7-2013 GC and GC-MS examination methods for drugs—Part 7:Methaqualone
- GA/T 1328-2016 GC and GC-MS examination methods for carbamazepine in biological samples in forensic science
- GA/T 1989-2022 Forensic sciences—Examination methods for promethazine in suspected drugs一GC and GC-MS
- GA/T 1008.8-2013 GC and GC-MS examination methods for drugs—Part 8:Triazolam
机械电子工业部
- JB 5225-1991 Standard chromatographic column for gas chromatograph testing
Professional Standard - Petroleum
- SY/T 5191-2011 Gas Chromatograph Mud Logging Unit
- SY 5191-2011 Gas Chromatography Mud Logging Instrument
Professional Standard - Machinery
- JB/T 5225-1991 Standard Chromatographic Column for Testing of Gas Chromatograph
- JB/T 6244-1992 Laboratory gas chromatograph
机械工业部
- JB 6244-1992 Laboratory gas chromatograph
海关总署
- SN/T 5112-2019 Determination of propylene glycol in edibe animals and feeds for import and export - GC Method and GC-MS method
- SN/T 0654-2019 Determination of captan residues in fruits for Export GC and GC-MS/MS method
Hebei Provincial Standard of the People's Republic of China
- DB13/T 5097-2019 Gas Chromatography and Gas Chromatography-Mass Spectrometry Examination Method for 3-Fluoro-4-cyanophenol Ester Liquid Crystal Monomers
Group Standards of the People's Republic of China
- T/ZLJYXH 3-2023 Determination of urea and biuret content in diesel vehicle exhaust treatment fluid by high performance liquid chromatography
Professional Standard - Geology
- DZ 51-1987 Gas Chromatography Analysis of Saturated Hydrocarbons
Professional Standard - Commodity Inspection
- SN/T 1851-2006 Determination of retardant in textiles-GC-MS method
Korean Agency for Technology and Standards (KATS)
- KS C 2375-2006(2021) Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
- KS C 2375-2006(2016) Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
- KS C 2375-2021 Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
- KS C 2375-2006 Analytical method of polychlorinated biphenyls(PCBs)by gas chromatography peak pattern comparison
- KS M 0031-1999 General rules for gas chromatographic analysis
- KS M 0031-2017(2022) General rules for gas chromatographic analysis
- KS M 0027-1993 General Rules for Analytical Methods in Gas Chromatography Mass Spectrometry
- KS M 0027-2023 General rules for analytical methods in gas chromatography mass spectrometry
- KS H ISO 11868:2006 Heat-treated milk-Determination of lactulose content-Method using high-performance liquid chromatography
- KS H ISO 11868-2006(2016) Heat-treated milk-Determination of lactulose content-Method using high-performance liquid chromatography
SCC
- SN-CEN/TS 16181:2013 Sludge, treated biowaste and soil — Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- DANSK DS/EN 16181:2018 Soil, treated biowaste and sludge – Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- NS-EN 16181:2018 Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- DANSK DS/CEN/TS 16181:2013 Sludge, treated biowaste and soil - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- NS-EN 16167:2018+AC:2019 Soil, treated biowaste and sludge — Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
- DIN EN 16181 E:2010 Draft Document - Sludge, treated biowaste and soil - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatograhy (GC) and high performance liquid chromatography (HPLC); German version prEN 16181:2010
- BS 3282:1963 Glossary of terms relating to gas chromatography
- DANSK DS/EN 16167+AC:2019 Soil, treated biowaste and sludge – Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
- DANSK DS/ISO 11814:2003 Dried milk - Assessment of heat treatment intensity - Method using high-performance liquid chromatography
- NS-EN 17503:2022 Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- 10/30147451 DC BS EN 16181. Sludge, treated biowaste and soil. Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- DANSK DS/EN 17503:2022 Soil, sludge, treated biowaste and waste – Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- 10/30147454 DC BS EN 16167. Sludge, treated biowaste and soil. Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
- BS EN 16167:2018 Soil, treated biowaste and sludge. Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GCECD)
- DANSK DS/EN 16167:2018 Soil, treated biowaste and sludge – Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
- BS PD ISO/TS 19046-1:2017 Cheese. Determination of propionic acid level by chromatography-Method by gas chromatography
- NS-EN 16167:2018 Soil, treated biowaste and sludge — Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
- AWPA A41-18 Standard Method for Determination of Naphthenic Acid in Copper Naphthenate Wood and Treating Solutions by Gas Chromatography
- AWPA A41-12 Standard Method for Determination of Naphthenic Acid in Copper Naphthenate Wood and Treating Solutions by Gas Chromatography
- NS-EN 16167:2012 Sludge, treated biowaste and soil — Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
- AWPA A41-06 Standard Method for Determination of Naphthenic Acid in Copper Naphthenate Wood and Treating Solutions by Gas Chromatography
- DANSK DS/ISO 11868:2007 Heat-treated milk - Determination of lactulose content - Method using high-performance liquid chromatography
- BS ISO 27108:2010 Water quality. Determination of selected plant treatment agents and biocide products. Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS)
Association Francaise de Normalisation
- NF EN 17503:2022 Sols, boues, biodéchets traités et déchets - Dosage des hydrocarbures aromatiques polycycliques (HAP) par chromatographie en phase gazeuse et chromatographie liquide à haute performance
- NF X30-439*NF EN 17503:2022 Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- NF ISO 11868:2008 Heat-treated milk - Determination of lactulose content - High-performance liquid chromatography method
- NF EN ISO 27108:2013 Water Quality - Determination of Selected Treatment Agents and Plant Products - Method Using Micro-Solid Phase Extraction (MEPS) Followed by Gas Chromatography-Mass Spectrometry (GC-MS)
- NF V03-000*NF EN 1784:2003 Foodstuffs - Detection of irradiated food containing fat - Gas chromatographic analysis of hydrocarbons
- NF V04-356*NF ISO 11868:2008 Heat-treated milk - Determination of lactulose content - Method using high-performance liquid chromatography.
British Standards Institution (BSI)
- BS EN 17503:2022 Soil, sludge, treated biowaste and waste. Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- BS EN 16181:2018 Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- BS ISO 11814:2002 Dried milk - Assessment of heat treatment intensity - Method using high-performance liquid chromatography
- BS EN 1785:2003 Foodstuffs. Detection of irradiated food containing fat. Gas chromatographic/mass spectrometric analysis of 2-alkylcyclobutanones
- BS 3282:1969 Glossary of terms relating to gas chromatography
- BS ISO 11868:2007 Heat-treated milk - Determination of lactulose content - Method using high-performance liquid chromatography
- BS EN 16167:2018(2019) Soil, treated biowaste and sludge - Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC - MS) and gas chromatography with electron - capture detection (GCECD)
GSO
- GSO ISO 11814:2014 Dried milk -- Assessment of heat treatment intensity -- Method using high-performance liquid chromatography
- OS GSO ISO 11814:2014 Dried milk -- Assessment of heat treatment intensity -- Method using high-performance liquid chromatography
- GSO ISO 11868:2010 Heat-treated milk- Determination of lactulose content- method using high-performance liquid chromatography
- GSO ISO 12078:2014 Anhydrous milk fat -- Determination of sterol composition by gas liquid chromatography (Reference method)
- OS GSO ISO 11868:2010 Heat-treated milk- Determination of lactulose content- method using high-performance liquid chromatography
- GSO ISO 27108:2013 Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS)
- OS GSO ISO 27108:2013 Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS)
ES-UNE
- UNE-EN 17503:2022 Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC) (Endorsed by Asociación Española de Normalización in March of 2022.)
Japanese Industrial Standards Committee (JISC)
- JIS K 0123:2006 General rules for gas chromatography/mass spectrometry
- JIS K 0114:2012 General rules for gas chromatography
European Committee for Standardization (CEN)
- EN 16181:2018 Soil@ treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- PD CEN/TS 16181:2013 Sludge, treated biowaste and soil - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- FprEN 17503-2021 Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- EN 1785:1996 Foodstuffs - Detection of Irradiated Food Containing Fat - Gas Chromatographic / Mass Spectrometric Analysis of 2-Alkylcyclobutanones
- EN 1785:2003 Foodstuffs - Detection of irradiated food containing fat - Gas chromatographic/mass spectrometric analysis of 2-alkylcyclobutanones
International Organization for Standardization (ISO)
- ISO 11814:2002|IDF 162:2002 Evaluation of heat treatment degree of milk powder by high performance liquid chromatography
- ISO 11814:2002 Dried milk - Assessment of heat treatment intensity - Method using high-performance liquid chromatography
- ISO 11814:2002 | IDF 162:2002 Dried milk — Assessment of heat treatment intensity — Method using high-performance liquid chromatography
- ISO 11868:2007 | IDF 147:2007 Heat-treated milk — Determination of lactulose content — Method using high-performance liquid chromatography
- ISO 10981:1993 Determination of uranium in reprocessing plant dissolver solution; liquid chromatography method
- ISO 11868:2007|IDF 147:2007 Determination of lactulose content in heat-treated milk by high performance liquid chromatography
- ISO 11868:2007 Heat-treated milk - Determination of lactulose content - Method using high-performance liquid chromatography
German Institute for Standardization
- DIN EN 16181:2019 Soil, treated biowaste and sludge - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
- DIN EN 17503:2022-08 Soil, sludge, treated biowaste and waste - Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC); German version EN 17503:2022
- DIN EN 16167:2012 Sludge, treated biowaste and soil - Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD); German version EN 16167:2012
- DIN EN ISO 27108:2013-12 Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 27108:2010); German version EN ISO 27108:2013
- DIN EN ISO 6975:2005-09 Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997); German version EN ISO 6975:2005
PL-PKN
- PN-EN 16181-2018-09 P Soil, treated biowaste and sludge -- Determination of polycyclic aromatic hydrocarbons (PAH) by gas chromatography (GC) and high performance liquid chromatography (HPLC)
Danish Standards Foundation
- DS/ISO 11814:2003 Dried milk - Assessment of heat treatment intensity - Method using high-performance liquid chromatography
- DS/ISO 11868:2007 Heat-treated milk - Determination of lactulose content - Method using high-performance liquid chromatography
International Dairy Federation (IDF)
- IDF 162-2002 Dried milk - Assessment of heat treatment intensity - Method using high-performance liquid chromatography
KR-KS
- KS M 0027-2008(2023) General rules for analytical methods in gas chromatography mass spectrometry
- KS H ISO 11868-2021 Heat-treated milk — Determination of lactulose content — Method using high-performance liquid chromatography
GC solvent peak,Gas Chromatography + Solvent Peak,Gas Chromatography Boiling Point Peak,Gas Chromatography Miscellaneous Peaks,gas chromatography peak english,Gas Chromatography Water Peak,Gas Chromatography Peak Separation,GC carrier gas peak,Gas chromatographic post-treatment,Gas chromatography + carrier gas peak,Gas Chromatography Peak Miscellaneous Peak,Gas chromatography processing method,Gas Chromatography Peak Processing,GC peak width,GC peak out,Gas Chromatography Peak Data Processing,Gas chromatography peak gas,Oil Gas Chromatography Peak,Gas Chromatograph,Gas chromatography processing method