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SN/T 3768-2014

Chinese Standard: 'SN/T 3768-2014'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
SN/T 3768-2014English929 Add to Cart Days<=6 Determination of organicphosforus residues in cereal grains for export - GC/MS method Valid SN/T 3768-2014
SN/T 3768-2014Chinese34 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]

   

BASIC DATA
Standard ID SN/T 3768-2014 (SN/T3768-2014)
Description (Translated English) Determination of organicphosforus residues in cereal grains for export - GC/MS method
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard B22
Classification of International Standard 67.060
Word Count Estimation 40,417
Older Standard (superseded by this standard) SN 0133-1992; SN 0136-1992; SN 0137-1992; SN 0144-1992; SN 0209-1993; SN 0351-1995; SN 0493-1995; SN 0495-1995; SN 0522-1996; SN 0585-1996; SN 0591-1996; SN 0651-1997; SN/T 1017.2-2001
Quoted Standard GB/T 6682
Drafting Organization Exit Inspection and Quarantine of Jilin People's Republic of China; People's Republic of China Tonghua SAIECIQ
Administrative Organization National Certification and Accreditation Administration Committee
Regulation (derived from) AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine
Proposing organization Certification and Accreditation Administration of the People's Republic of China
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
Summary This Standard specifies Cereals dichlorvos, acephate, Ethoprophos, dioxane parathion, terbufos, phorate methyl, diazinon, B ethyl parathion, pirimiphos-methyl, malathion fenitrothion, 16 kinds of parathion, fenthion, phenthoate, butylamine phosphorus, ben

SN/T 3768-2014
(Cereals for export various organic phosphorus pesticide residues determination by gas chromatography - mass spectrometry)
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Replacing SN 0133-1992, SN 0136-1992 etc.
Cereals for export in a variety of organic phosphorus pesticide residues
Determination by gas chromatography - mass spectrometry
Issued on. 2014-01-13
2014-08-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces SN 0133-1992 "cereals for export diazinon, fenthion, fenitrothion, parathion, phenthoate, benzene residues of parathion
Test methods ", SN 0136-1992" cereals for export dichlorvos, diazinon, fenthion, malathion residues in "
SN 0137-1992 "pirimiphos-methyl residues in cereals for export", SN 0144-1992 "export of vegetables and vegetable products enemy
DDVP, diazinon and malathion test methods residues ", SN/T 0351-2009" imported and exported food Ethoprophos Residues party
Law ", SN 0495-1995" cereals for export B ethyl parathion residues in ", SN 0522-1996" terbufos residues in cereals for export
The amount of testing methods ", SN 0585-1996" acephate residues in cereals for export and oilseeds ", SN 0591-1996" exit
Cereals and oilseeds in two parathion residues in ", SN 0651-1997" cereals for export methyl phorate residues in "and
SN/T 1017.2-2001 "amine phosphate residues in cereals for export" 11 standard, compared with the original 11 standards, in addition to editing
Modifications outside the main technical changes are as follows.
--- Scope, including the contents of the original detection index 11 related standards;
--- The standard gas chromatography - mass spectrometry, instead of the original 11 standard gas chromatography;
--- The standard test floor below the original 11 standard test floor.
Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. Jilin People's Republic of China Exit Inspection and Quarantine, People's Republic of China Entry-Exit Inspection and Tonghua
Quarantine Bureau.
The main drafters of this standard. Li Aijun, Wang Mingtai, Mou Jun, Lu Lijun, Zhou Xiao, Shi Xiaoli.
This standard replaces the standards previously issued as follows.
--- SN 0133-1992;
--- SN 0136-1992;
--- SN 0137-1992;
--- SN 0144-1992;
--- SN 0351-1995, SN/T 0351-2009;
--- SN 0495-1995;
--- SN 0522-1996;
--- SN 0585-1996;
--- SN 0591-1996;
--- SN 0651-1997;
--- SN/T 1017.2-2001.
Cereals for export in a variety of organic phosphorus pesticide residues
Determination by gas chromatography - mass spectrometry
1 Scope
This standard specifies Cereals dichlorvos, acephate, Ethoprophos, two parathion, terbufos, phorate methyl, diazinon, methyl ethyl sulfide
Phosphorus, pirimiphos-methyl, malathion, fenitrothion, 16 kinds of parathion, fenthion, phenthoate, butylamine phosphorus, benzene parathion (see Appendix A
Table A.1) organophosphorus pesticide residues by gas chromatography - mass spectrometry and confirmation methods.
This standard applies to corn, brown rice, rice, wheat and buckwheat dichlorvos, acephate, Ethoprophos, two parathion, terbufos, methyl
Phorate, diazinon, B ethyl parathion, pirimiphos-methyl, malathion, fenitrothion, parathion, fenthion, phenthoate, butylamine phosphorus, benzene parathion
16 kinds of organophosphorus pesticide residues by gas chromatography - mass spectrometry and confirmation methods.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Laboratory use specifications and test methods GB/T 6682 Analysis
Principle 3
Sample residual dichlorvos, acephate, Ethoprophos, two parathion, terbufos, phorate methyl, diazinon, parathion ethyl acetate, methyl
16 kinds of organophosphorus pesticide pirimiphos water, malathion, fenitrothion, parathion, fenthion, phenthoate, butylamine phosphorus, benzene parathion - are acetone
Substance extracted with dichloromethane liquid - liquid partition, gel column purification, and then by the GCB and Florisil solid phase extraction column, clean, wash
Off was concentrated and dissolved constant volume, gas chromatography - mass spectrometry, external standard.
4 Reagents and materials
Unless otherwise specified, the reagents were of analytical grade water to comply with GB/T 6682 water level.
4.1 hexane. Residual level.
4.2 Cyclohexane. Residual level.
4.3 acetone. residual level.
4.4 ethyl acetate. residual level.
4.5 dichloromethane. residual level.
4.6 anhydrous sodium. 650 ℃ burning 4h, stored in a sealed container in the back.
4.7 ethyl acetate - n-hexane (14 volume). amount of 100mL and 400mL of ethyl acetate-hexane, and mix.
4.8 cyclohexane - ethyl acetate. (11 volume). amount of 100mL and 100mL cyclohexane, ethyl acetate, and mix.
4.9 NaCl. 20g/L.
4.10 dichlorvos and other 16 kinds of pesticide standards. purity of greater than or equal to 98%.
16 kinds of pesticide dichlorvos 4.11 standard stock solution. accurately weighed amount of standard products, formulated with acetone to a concentration of 1000μg/mL
Standard stock solution. The solution was stored at 0 ℃ ~ 4 ℃ refrigerator.
Related standard:   SN/T 3769-2014  SN/T 1605-2017
Related PDF sample:   SN/T 1196-2012
   
 
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