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مرتب سازی بر اساس تاریخ
تعداد موارد: ۹۱
مشاهده مقاله

An insight into the determination of trace levels of benzodiazepines in biometric systems: Use of crab shell powder as an environmentally friendly biosorbent

Fatemeh Samadi ، Ali Sarafraz Yazdi ، Zarrin Eshaghi

Journal Chromatography B

مجلات خارجی 2018 August Volume (1092) No (17) Pages (58-64)
مشاهده مقاله

New application of Chitosan grafted Polyaniline in dispersive solid phase extraction for separation and determination of phthalate esters in milk using high-performance liquid chromatography

Nourolhoda Razavi ، Ali Sarafraz Yazdi

Journal of Separation Science

مجلات خارجی 2017 April Volume (40) No (8) Pages (1739-1746)
مشاهده مقاله

Fluorine-tin oxide (FTO) electrode modified with platinum nanoparticles dispersed into montmorillonite clay as an effective and low cost catalyst for ethanol electrooxidation

ESMAT SAGHI ، Gholam Hossein Ronaghi ، Ali Sarafraz Yazdi ، Iman Razavipanah ، Parisa Mirhosseini Moosavi

RSC Advances

مجلات خارجی 2016 December Volume (6) No (114) Pages (113240-113248)
مشاهده مقاله

Polyethylene glycol grafted flower‐like cupric nano oxide for the hollow‐fiber solid‐phase microextraction of hexaconazole, penconazole, and diniconazole in vegetable samples

Amene Zendegishiraz ، Ali Sarafraz Yazdi ،

Journal of Separation Science

مجلات خارجی 2016 August Volume (39) No (16) Pages (3137-3144)
مشاهده مقاله

Magnetic solid-phase extraction of polycyclic aromatic hydrocarbons in water samples by Fe3O4 @polypyrrole/carbon nanotubes

Abbas Abdar ، Ali Sarafraz Yazdi ، Amirhassan Amiri ، Navid Bagheri

Journal of Separation Science

مجلات خارجی 2016 July Volume (39) No (14) Pages (2276-2253)
مشاهده مقاله

Combination of artificial neural network and genetic algorithm method for modeling of methylene blue adsorption onto wood sawdust from water samples

، Ali Sarafraz Yazdi ،

Toxicology and Industrial Health

مجلات خارجی 2016 March Volume (32) No (3) Pages (437-446)
مشاهده مقاله

Determination of Aromatic Amines Using Solid-Phase Microextraction Based on an Ionic Liquid-Mediated Sol–Gel Technique

Vajiheh Abbasi ، Ali Sarafraz Yazdi ، ، Hossein Vatani

Journal of Chromatographic Science

مجلات خارجی 2016 January Volume (54) No (4) Pages (677-681)
مشاهده مقاله

Determination of melamine in soil samples using surfactant-enhanced hollow fiber liquid phase microextraction followed by HPLC–UV using experimental design

Ali Sarafraz Yazdi ، Samane Raouf Yazdinejad ، Taherh Heidari

Journal of Advanced Research

مجلات خارجی 2015 November Volume (6) No (11) Pages (957-966)
مشاهده مقاله

Application of molecularly-imprinted polymers in solid-phase microextraction techniques

Ali Sarafraz Yazdi ، Nourolhoda Razavi

TrAC- Trends in Analytical Chemistry

مجلات خارجی 2015 September Volume (73) No (9) Pages (81-90)
مشاهده مقاله

Carbon nanofibers decorated with magnetic nanoparticles as a new sorbent for the magnetic solid phase extraction of selected polycyclic aromatic hydrocarbons from water samples

Ali Sarafraz Yazdi ، Talat Rokhian ، Amirhassan Amiri ،

New Journal of Chemistry

مجلات خارجی 2015 July Volume (39) No (7) Pages (5621-5627)
مشاهده مقاله

Development of a poly (ethylene glycol)– graphene oxide sol– gel coating for solid-phase microextraction of aromatic amines in water samples with a gas chromatography-flame ionization detector method

Ali Sarafraz Yazdi ، Ali Yekkebashi

New Journal of Chemistry

مجلات خارجی 2015 January Volume (39) No (1) Pages (1287-1294)
مشاهده مقاله

Headspace solid phase microextraction of volatile aromatic hydrocarbons using a steel wire coated with an electrochemicalprepared nanocomposite consisting of polypyrrole, carbon nanotubes, and titanium oxide

Ali Sarafraz Yazdi ، Gholam Hossein Ronaghi ، Hossein Vatani ، Iman Razavipanah ، Amirhassan Amiri

Microchimica Acta

مجلات خارجی 2015 January Volume (182) No (1) Pages (217-225)
مشاهده مقاله

Preparation of an ionic liquid-mediated carbon nanotube-poly(dimethylsiloxane) fiber by sol–gel technique for determination of polycyclic aromatic hydrocarbons in urine samples using head-space solid-phase microextraction coupled with gas chromatography

Hossein Vatani ، Ali Sarafraz Yazdi

Journal of the Iranian Chemical Society

مجلات خارجی 2014 July Volume (11) No (7) Pages (969-977)
مشاهده مقاله

New polypyrrole–carbon nanotubes–silicon dioxide solid-phase microextraction fiber for the preconcentration and determination of benzene, toluene, ethylbenzene, and o-xylene using gas liquid chromatography

Ali Sarafraz Yazdi ، Gholam Hossein Ronaghi ، Iman Razavipanah ، Hossein Vatani ، Amirhassan Amiri

Journal of Separation Science

مجلات خارجی 2014 July Volume (37) No (7) Pages (2605-2612)
مشاهده مقاله

Simultaneous Determination of Vitamin A and E in Infant Milk Formulas Using Semi-Micro liquid–liquid Extraction Followed by HPLC-UV

Ali Sarafraz Yazdi ، Samane Raouf Yazdinejad

Journal of Liquid Chromatography and Related Technologies

مجلات خارجی 2014 February Volume (37) No (2) Pages (391-403)
مشاهده مقاله

Determination of Mercury in Real Water Samples Using in situ Derivatization Followed by Sol-Gel–Solid-Phase Microextraction with Gas Chromatography–Flame Ionization Detection

Ali Sarafraz Yazdi ، Elham Fatehian ، Amirhassan Amiri

Journal of Chromatographic Science

مجلات خارجی 2014 January Volume (52) No (1) Pages (81-87)
مشاهده مقاله

A non-ionic surfactant-mediated sol–gel coating for solid-phase microextraction of benzene, toluene, ethylbenzene and o-xylene in water samples using a gas chromatography-flame ionization detector

Ali Sarafraz Yazdi ، Ali Yekkebashi

New Journal of Chemistry

مجلات خارجی 2014 January Volume (38) No (6) Pages (4486-4493)
مشاهده مقاله

Ionic-liquid-mediated poly(dimethylsiloxane)- grafted carbon nanotube fiber prepared by the sol–gel technique for the head space solid-phase microextraction of methyl tert-butyl ether using GC

Hossein Vatani ، Ali Sarafraz Yazdi

Journal of Separation Science

مجلات خارجی 2014 January Volume (37) No (1) Pages (127-134)
مشاهده مقاله

Determination of Hg(II) in Environmental Water Samples Using DLLME Method Prior to GC-FID

Ali Sarafraz Yazdi ، Maryam Abedi Ostad ،

Chromatographia

مجلات خارجی 2013 June Volume (76) No (6) Pages (861-865)
مشاهده مقاله

Determination of monocyclic aromatic amines using headspace solid-phase microextraction based on sol–gel technique prior to GC

Ali Sarafraz Yazdi ، Masoomeh Sayyar Ardaki ، Amirhassan Amiri

Journal of Separation Science

مجلات خارجی 2013 May Volume (36) No (5) Pages (1629-1635)
مشاهده مقاله

Simultaneous derivatization and extraction of iodine from milk samples by hollow fiber liquid-phase microextraction followed by gas chromatography-electron capture detection

Ali Sarafraz Yazdi ، Samane Raouf Yazdinejad ، Jeiran Akhoundzadeh

Journal of the Iranian Chemical Society

مجلات خارجی 2013 April Volume (10) No (4) Pages (643-651)
مشاهده مقاله

Pre-Concentration and Determination of β-Blockers Using Carbon Nanotube-Assisted Pseudo-Stirbar Hollow Fiber...

Ali Sarafraz Yazdi ، ،

Journal of Liquid Chromatography and Related Technologies

مجلات خارجی 2013 March Volume (36) No (3) Pages (750-769)
مشاهده مقاله

A solid phase microextraction coating based on ionic liquid sol–gel technique for determination of benzene, toluene, ethylbenzene and o-xylene in water samples using gas chromatography flame ionization detector

Ali Sarafraz Yazdi ، Hossein Vatani

Journal of Chromatography A

مجلات خارجی 2013 February Volume (1300) No (2) Pages (104-111)
مشاهده مقاله

Carbon nanotube assisted sol-gel based hollow fiber solidphase microextraction combined with pre-heating injectionhigh performance liquid chromatography as a novel sample preparation method for determination of nitroaromatics

، ، Ali Sarafraz Yazdi

Sample Preparation

مجلات خارجی 2013 January Volume (1) No (1) Pages (1-9)
مشاهده مقاله

Determination of phenolic compounds in water and urine samples using solid-phase microextraction based on sol–gel technique prior to GC-FID

Ali Sarafraz Yazdi ، Zeinab Rajab Dizavandi ، Amirhassan Amiri

Analytical Methods

مجلات خارجی 2012 November Volume (4) No (11) Pages (4316-4325)
مشاهده مقاله

Headspace solid-phase microextraction using poly(ethylene glycol) grafted multi-walled carbon nanotube fibers for the determination of methyl tert-butyl ether in water samples

Ali Sarafraz Yazdi ، ، Gholam Hossein Ronaghi ، Hossein Eshtiagh Hosseini

Analytical Methods

مجلات خارجی 2012 October Volume (4) No (11) Pages (3701-3707)
مشاهده مقاله

Determination of non-steroidal anti-inflammatory drugs in urine by hollow-fiber liquid membrane-protected solid-phase microextraction based on sol–gel fiber coating

Ali Sarafraz Yazdi ، Amirhassan Amiri ، Gholam Hossein Ronaghi ، Hossein Eshtiagh Hosseini

Journal Chromatography B

مجلات خارجی 2012 October Volume (908) No (21) Pages (67-75)
مشاهده مقاله

Pre-concentration of non-steroidal anti-inflammatory drugs in water using dispersive liquid–liquid and single-drop microextraction with high-performance liquid chromatography In

Ali Sarafraz Yazdi ، Hakimeh Assadi GhshlAgh Sofla ، ، - -

Journal of Separation Science

مجلات خارجی 2012 September Volume (35) No (18) Pages (2476-2483)
مشاهده مقاله

simultaneous determination of metoprolol and propranolol using Using Chemometric-Assisted Spectrophotometric nd High-Performance Liquid Chromatography

Ali Sarafraz Yazdi ، ، ،

International Journal of Pharma and Bio Sciences

مجلات خارجی 2012 July Volume (3) No (3) Pages (532-542)
مشاهده مقاله

Design, synthesis and evaluation of a molecularly imprinted polymer for hollow fiber–solid phase microextraction of chlorogenic acid in medicinal plants

، ، Ali Sarafraz Yazdi

Journal of Chromatography A

مجلات خارجی 2012 February Volume (1229) No (2) Pages (24-29)
مشاهده مقاله

Determination of non-steroidal anti-inflammatory drugs in water samples by solid-phase microextraction based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes coated fiber

Ali Sarafraz Yazdi ، Amir Hassan Amiri ، Gholam Hossein Ronaghi ، Hossein Eshtiagh Hosseini

Analytica Chimica Acta

مجلات خارجی 2012 February Volume (720) No (2) Pages (134-141)
مشاهده مقاله

Determination of Triazole Fungicides Using Hollow Fiber Liquid Phase Microextraction Prior to Gas Chromatography−Mass Spectrometry Analysis

Ali Sarafraz Yazdi ، Hakimeh Assadi GhshlAgh Sofla ،

Industrial and Engineering Chemistry Research

مجلات خارجی 2012 February Volume (51) No (2) Pages (3101-3107)
مشاهده مقاله

Comparative study of the sol–gel based solid phase microextraction fibers in extraction of naphthalene, fluorene, anthracene and phenanthrene from saffron samples extractants

Ali Sarafraz Yazdi ، Ferial Ghaemi ، Amirhassan Amiri

Microchimica Acta

مجلات خارجی 2012 January Volume (176) No (1) Pages (317-325)
مشاهده مقاله

Determination of furan in food samples using two solid phase microextraction fibers based on sol–gel technique with gas chromatography–flame ionisation detector

Ali Sarafraz Yazdi ، Maryam Abbasian ، Amirhassan Amiri

Food Chemistry

مجلات خارجی 2012 January Volume (131) No (9) Pages (698-704)
مشاهده مقاله

A novel solid-phase microextraction using coated fiber based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes for determination of benzene, toluene, ethylbenzene and o-xylene in water samples with gas chromatography-flam ionization detector

Ali Sarafraz Yazdi ، Amirhassan Amiri ، Gholam Hossein Ronaghi ، Hossein Eshtiagh Hosseini

Journal of Chromatography A

مجلات خارجی 2011 August Volume (1218) No (34) Pages (5757-5764)
مشاهده مقاله

Determination of volatile organic compounds in environmental water samples using three solid-phase microextraction fibers based on sol–gel technique with gas chromatography–flame ionization detector

Ali Sarafraz Yazdi ، Mehdi Mosadegh ، Amirhassan Amiri

Analytical Methods

مجلات خارجی 2011 July Volume (3) No (1) Pages (1877-1886)
مشاهده مقاله

A novel solid-phase microextraction using coated fiber based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes for determination of benzene, toluene, ethylbenzene and o-xylene in water samples with gas chromatography-flam ionization detector

Ali Sarafraz Yazdi ، Amir Hassan Amiri ، Gholam Hossein Ronaghi ، Hossein Eshtiagh Hosseini

Journal of Chromatography A

مجلات خارجی 2011 July Volume (1218) No (1) Pages (5757-5764)
مشاهده مقاله

Surfactant-Extraction Method

Ali Sarafraz Yazdi

TrAC- Trends in Analytical Chemistry

مجلات خارجی 2011 April Volume (30) No (6) Pages (918-929)
مشاهده مقاله

Separation and Determination of Amitriptyline and Nortriptyline in Biological Samples Using Single-Drop Microextraction with GC

Ali Sarafraz Yazdi ،

Chromatographia

مجلات خارجی 2011 March Volume (73) No (3) Pages (549-557)
مشاهده مقاله

Comparative study of direct immersion and headspace single drop microextraction techniques for BTEX determination in water samples using GC-FID

Ali Sarafraz Yazdi ، ،

International Journal of Environmental Analytical Chemistry

مجلات خارجی 2010 December Volume (90) No (14) Pages (1036-1047)
مشاهده مقاله

Determination of chlorophenols in environmental water samples using directly suspended droplet liquid-liquid-liquid phase microextraction prior to high-performance liquid chromatography

Ali Sarafraz Yazdi ، ،

International Journal of Environmental Analytical Chemistry

مجلات خارجی 2010 December Volume (90) No (14) Pages (1108-1118)
مشاهده مقاله

Application of Sol–Gel Based Poly(ethylene glycol)/Multiwalled Carbon Nanotubes Coated Fiber for SPME of Methyl tert-Butyl Ether in Environmental Water Samples

Ali Sarafraz Yazdi ، Soroosh Sepehr ، ، HAMED PIRIMOGHADAM

Chromatographia

مجلات خارجی 2010 November Volume (72) No (9) Pages (923-931)
مشاهده مقاله

Ionic Liquid-Based Submerged Single Drop Microextraction: a New Method for the Determination of Aromatic Amines in Environmental Water Samples

Ali Sarafraz Yazdi ،

Chromatographia

مجلات خارجی 2010 November Volume (72) No (9) Pages (867-873)
مشاهده مقاله

Comparative study of the three sol–gel based solid phase microextraction fibers in extraction of BTEX from water samples using gas chromatography- flame ionization detection

Ali Sarafraz Yazdi ، HAMED PIRIMOGHADAM ، ، Soroosh Sepehr

Analytical Methods

مجلات خارجی 2010 April Volume (2) No (6) Pages (746-752)
مشاهده مقاله

Determination of Hg in natural water by Diphenylation by SDME-GC

Ali Sarafraz Yazdi ، ،

Chromatographia

مجلات خارجی 2010 March Volume (71) No (11) Pages (1049-1054)
مشاهده مقاله

Liquid-phase microextraction

Ali Sarafraz Yazdi ، Amirhassan Amiri

TrAC- Trends in Analytical Chemistry

مجلات خارجی 2010 January Volume (29) No (1) Pages (1-14)
مشاهده مقاله

Liquid Phase Microextraction

Ali Sarafraz Yazdi ، Amir Hassan Amiri

TrAC- Trends in Analytical Chemistry

مجلات خارجی 2010 January Volume (29) No (1) Pages (1-14)
مشاهده مقاله

Determination of 3-nitroaniline in water samples by directly suspended droplet three-phase liquid-phase microextraction using 18-crown-6 ether and high-performance liquid chromatography

Ali Sarafraz Yazdi ، ،

Journal of Chromatography A

مجلات خارجی 2009 May Volume (1216) No (26) Pages (5086-5091)
مشاهده مقاله

High-performance liquid chromatographic enantioseparation of drugs containing multiple chiral centers on chiral stationary phases

Mahmod CHamsaz ، Saeid Asadpour ، Ali Sarafraz Yazdi ،

Journal of the Iranian Chemical Research

مجلات خارجی 2009 May Volume (2) No (1) Pages (1-21)
مشاهده مقاله

A new high speed hollow fibre based liquid phase microextraction method using volatile organic solvent for determination of aromatic amines...

Ali Sarafraz Yazdi ، ،

Talanta

مجلات خارجی 2009 April Volume (79) Pages (472-478)
مشاهده مقاله

Separation and determination of benzene, toluene, ethylbenzene and o-xylene compounds in water using SDME coupled with GC

Ali Sarafraz Yazdi ، Amirhassan Amiri ،

Talanta

مجلات خارجی 2009 January No (78) Pages (936-941)
مشاهده مقاله

Separation and determination of amitriptyline and nortriptyline by dispersive liquid–liquid microextraction combined with gas chromatography flame ionization detection

Ali Sarafraz Yazdi ، ، Samaneh Raouf Yazdinezhad

Talanta

مجلات خارجی 2008 June Volume (75) No (5) Pages (1293-1299)
مشاهده مقاله

BTEX determination in water matrices using HF-LPME with gas chromatography–flame ionization detector

Ali Sarafraz Yazdi ، Amirhassan Amiri ، Zarrin Eshaghi

Chemosphere

مجلات خارجی 2008 February Volume (71) Pages (671-676)
مشاهده مقاله

Directly Suspended Droplet Three Liquid Phase Microextraction of Diclofenac Prior to LC

Ali Sarafraz Yazdi ، ، Zarrin Eshaghi

Chromatographia

مجلات خارجی 2008 January Volume (67) No (1) Pages (49-53)
مشاهده مقاله

Directly Suspended Droplet Microextraction and Analysis of Amitriptyline and Nortriptyline by GC

Ali Sarafraz Yazdi ، Samaneh Raouf Yazdinezhad ، Zarrin Eshaghi

Chromatographia

مجلات خارجی 2007 April Volume (66) No (8) Pages (613-617)
مشاهده مقاله

A Combination of ultrasound and a biocatalyst: removal of 2-Chlorophenol from aqueous solution

Mohammad Hassan Entezari ، - - ، Ali Sarafraz Yazdi

Ultrasonics Sonochemistry

مجلات خارجی 2006 June
مشاهده مقاله

Surfactant enhanced LPME of basic drugs of abuse in hair combined with HPLC

Ali Sarafraz Yazdi ،

Chromatographia

مجلات خارجی 2005 April
مشاهده مقاله

ANTIBIOTIC ASSISTED THREE-PHASE LIQUID-PHASE MICROEXTRACTION OF AROMATIC AMINES FROM AQUEOUS SOLUTIO

Ali Sarafraz Yazdi ،

Journal of Analytical Chemistry

مجلات خارجی 2005 March
مشاهده مقاله

Liquid-liquid-liquid phase microextraction of aromatic amines in water using crown ethers by high-performance liquid chromatography

Ali Sarafraz Yazdi ،

Talanta

مجلات خارجی 2005 March
مشاهده مقاله

Two-step hollow fiber-based, liquid-phase microextraction combined with high-performance liquid chro

Ali Sarafraz Yazdi ،

Chromatographia

مجلات خارجی 2005 March
مشاهده مقاله

Comparison of Hollow Fiber and single-Drop Liquid-phase Microextraction Techniques for HPLC Determin

Ali Sarafraz Yazdi ،

Chromatographia

مجلات خارجی 2005 March
مشاهده مقاله

A combination of ultrasound and inorganic catalyst: removal of 2-chlorophenol from aqueous solution

Mohammad Hassan Entezari ، Ali Sarafraz Yazdi ، - -

Ultrasonics Sonochemistry

مجلات خارجی 2005 February Volume (12) Pages (137-141)
مشاهده مقاله

LC Determination of Mono-Substituted phenols in water Using liquid-liquid - liquid phase Microextrac

Ali Sarafraz Yazdi ، Davoud Beiknejad ،

Chromatographia

مجلات خارجی 2004 March
مشاهده مقاله

Effect of cathodic electrolyte on the performance of electrochemical hydride generation from graphit cathode

Mohammad Hossein Arbab Zavar ، Ali Sarafraz Yazdi ، - -

Talanta

مجلات خارجی 2004 March
مشاهده مقاله

Determination of Trace of Methyl tert–ButyL Ether in water using Liquid Drop Headspace sampling and

Ali Sarafraz Yazdi ، Hakimeh Assadi Gheshlagh Sofla

Chromatographia

مجلات خارجی 2004 March
مشاهده مقاله

Membrane extraction with sorbent interface-gas chromatography as effective and fast means for contineous monitoring of thermal degradation products of ..

Ali Sarafraz Yazdi ، Mahmod CHamsaz ، Massoud Kaykhaii

Analyst

مجلات خارجی 2002 December
مشاهده مقاله

Gas chromatography of copper (ii) nickel (ii) palladium (ii) and vanadium (iv) using Atomic Emission Detection

Ali Sarafraz Yazdi

Chromatographia

مجلات خارجی 2002 April
مشاهده مقاله

A polarographic study of tl+,pb2+and cd2+ complexes with aza-18-crown-6 and dibenzopyridino-18-crown

Gholam Hossein Ronaghi ، Ali Sarafraz Yazdi ، Zahra Monsef Khoshhesab

Journal of Inclusion Phenomena and Macrocyclic Chemistry

مجلات خارجی 2002 March
مشاهده مقاله

A Polarographic Study of Tl+, Pb2+ and Cd2+ Complexes with Aza-18-crown-6 and Dibenzopyridino-18-crown-6 in some Binary Mixed Non-aqueous Solvents

- - ، Gholam Hossein Ronaghi ، Ali Sarafraz Yazdi

Journal of Inclusion Phenomena and Macrocyclic Chemistry

مجلات خارجی 2001 January Volume (39) No (2) Pages (321-325)
مشاهده مقاله

Platinum-selective capillary gas chromatographic determination with microwave-induced plasma atomic emission detection

، Ali Sarafraz Yazdi ، ،

Journal of Chromatography A

مجلات خارجی 1998 October Volume (824) No (2) Pages (223-229)
مشاهده مقاله

Capillary Gas Chromatographic determination of Palladium Chelates using MIP-AED

، Ali Sarafraz Yazdi ، ،

Analytical Letters

مجلات خارجی 1995 January Volume (40) No (2) Pages (271-279)
مشاهده مقاله

Capillary Gas Chromatographic determination of Chloride using 2,4-dichlorophenylboronic acid as a derivatizing reagent

Ali Sarafraz Yazdi ،

Journal of the Chemical Society of Pakistan

مجلات خارجی 1993 January Volume (15) No (3) Pages (168-172)
مشاهده مقاله

Capillary Gas Chromatographic determination of Copper and Nickel using MIP-AED

، Ali Sarafraz Yazdi ،

Journal of Chromatography A

مجلات خارجی 1993 January Volume (636) No (2) Pages (271-276)
مشاهده مقاله

Capillary Gas Chromatography of Chloride and bromide as Phenylboronic acid/mercuric nitrate derivatives with MIP-AED

Ali Sarafraz Yazdi ، ،

Journal of Chromatography A

مجلات خارجی 1992 January Volume (594) No (2) Pages (395-399)
مشاهده مقاله

Comparative Gas Chromatography of Halides using different substituted Phenylboronic acids as derivatizing reagents

Ali Sarafraz Yazdi ،

شیمی و مهندسی شیمی ایران

مجلات خارجی 1992 January Volume (11) No (2) Pages (29-34)
مشاهده مقاله

Investigation of the amount of phthalate esters in baby diapers using nanoparticles of magnetic polyaniline coated chitosan in solid phase extraction and gas chromatography

Nourolhoda Razavi - Ali Sarafraz Yazdi

بیست و چهارمیت سمینار شیمی تجزیه ایران

کنفرانس های خارجی | 2017-09-30
مشاهده مقاله

Preparation of Fe3O4@polypyrrole/carbon nanospheres and their application for solid-phase extraction of polycyclic aromatic hydrocarbons (PAHs) from environmental water samples

Sajjad Abbasi - Ali Sarafraz Yazdi - Amir Hasan Amiri

بیست وسومین سمینار شیمی تجزیه ایران

کنفرانس های خارجی | 2016-08-30
مشاهده مقاله

Separation and determination of phthalate esters in milk using Chitosan grafted Polyaniline in dispersive solid phase extraction coupled with high-performance liquid chromatography

Ali Sarafraz Yazdi - Nourolhoda Razavi

سیزدهمین همایش ملی شیمی دانشگاه پیام نور

کنفرانس های خارجی | 2016-05-11
مشاهده مقاله

Synthesis and characterization of composite polymer, polyethylen glycol grafted flower-like......

Amene Zendegishiraz - Ali Sarafraz Yazdi

سیزدهمین همایش ملی شیمی دانشگاه پیام نور

کنفرانس های خارجی | 2016-05-11
مشاهده مقاله

Polyethylene glycol grafted flower-like cupric nano oxide for hollow fiber solid phase microextraction of hexaconazole, penconazole and diniconazole in vegetable samples

Amene Zendegishiraz - Ali Sarafraz Yazdi

بیست و دومین سمینار شیمی تجریه ایران

کنفرانس های خارجی | 2016-01-26
مشاهده مقاله

Electropolymerized polypyrrole/multiwalled carbon nanotubes/TiO2 composite on stainless steel wire for solid-phase microextraction of BTEX coupled to GC-FID

Ali Sarafraz Yazdi - Gholam Hossein Ronaghi - Hossein Vatani - Iman Razavipanah - Amir Hassan Amiri

بیستمین کنفرانس شیمی تجزیه ایران

کنفرانس های خارجی | 2014-02-25
مشاهده مقاله

Multiwalled carbon nanotubes/polypyrrole/SiO2 composite prepared by electrodeposition technique as a new solid phase microextraction sorbent for preconcentrationon of BTEX

Ali Sarafraz Yazdi - Gholam Hossein Ronaghi - Hossein Vatani - Iman Razavipanah - Amir Hassan Amiri

بیستمین کنفرانس شیمی تجزیه ایران

کنفرانس های خارجی | 2014-02-25
مشاهده مقاله

Solid-phase microextraction based sol–gel technique using poly(ethylene glycol) grafted multi-walled carbon nanotubes as extracting phase

Ali Sarafraz Yazdi - Amir Hassan Amiri - Gholam Hossein Ronaghi - Hossein Eshtiagh Hosseini

نوزدهمین سمینار شیمی تجزیه ایران

کنفرانس های خارجی | 2013-02-26
مشاهده مقاله

a novel solid phase microextraction using cadted fiber based sol gel techinque using poly (ethylene glycol) grafted multi-walled carboon nanotubes for determination of BTEX in water sample with gas chromatography falm ionization detector

Ali Sarafraz Yazdi - Amir Hassan Amiri - Gholam Hossein Ronaghi - Hossein Eshtiagh Hosseini

پانزدهیمن کنگره شیمی ایران دانشگاه بوعلی سینا همدان

کنفرانس های خارجی | 2011-09-04
مشاهده مقاله

A new high-speed hollow fiber based liquid phase microextraction method using volatile organic solvent for determination of aromatic amines in environmental water samples prior to high-performance liquid chromatography

Ali Sarafraz Yazdi -

HPLC 2009-34th International Symposium on High Performance Liquid Phase Separations and related Techniques

کنفرانس های خارجی | 2009-06-28
مشاهده مقاله

Separation and Determination of Benzene, Toluene, Ethylbenzene and O-Xylene Compounds in Water Using Directly Suspended Droplet Microextraction coupled with Gas Chromatography-Flame Ionization Detector

Ali Sarafraz Yazdi - امير حسين اميري

32th International Symposium on Capillary Chromatography and 5th GC×GC Symposium

کنفرانس های خارجی | 2008-05-26
مشاهده مقاله

Separation and determination of Antidepressant drugs .....

Ali Sarafraz Yazdi -

29th International Symposium on Capillary Chromatography , ITALY

کنفرانس های خارجی | 2006-04-08
مشاهده مقاله

Liquid-liquid-liquid phase microextraction of aromatic amines in water using crown ethers by high-performance liquid chromatography

Ali Sarafraz Yazdi

25th International Symposium 0n CHROMATOGRAPHY

کنفرانس های خارجی | 2004-10-04
مشاهده مقاله

separation and determination of some inorganic anions with phenylboronic acid as a derivatizing reagent ...

Ali Sarafraz Yazdi

24th international symposium on chromatography

کنفرانس های خارجی | 2002-08-23
مشاهده مقاله

Studies on separation and determination of several cephalosporin antibiotics by high performance liquid Chromatography

Ali Sarafraz Yazdi

24th international symposium on chromatography

کنفرانس های خارجی | 2002-08-23
مشاهده مقاله

Separation and determination of tetracycline antibiotics (tcs) using high performancel liquid Chromatography

Ali Sarafraz Yazdi

international symposium on (hplc)high performace liqind plane separation and related techniquen. abs

کنفرانس های خارجی | 2001-08-23