SN/T 0586-2012 English PDFUS$369.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. SN/T 0586-2012: Determination of tetraethyl pyrophosphate residues in cereals and oil seeds for export Status: Valid SN/T 0586: Historical versions
Basic dataStandard ID: SN/T 0586-2012 (SN/T0586-2012)Description (Translated English): Determination of tetraethyl pyrophosphate residues in cereals and oil seeds for export Sector / Industry: Commodity Inspection Standard (Recommended) Classification of Chinese Standard: X11 Classification of International Standard: 67.060 Word Count Estimation: 14,151 Older Standard (superseded by this standard): SN 0586-1996 Regulation (derived from): National Quality Inspection (2012) 237 Issuing agency(ies): General Administration of Customs Summary: This standard specifies the export of cereals and oilseeds Trump residues by gas chromatography detection methods. This standard applies to exports of rice, corn, peanuts and soybeans Trump residues detected. SN/T 0586-2012: Determination of tetraethyl pyrophosphate residues in cereals and oil seeds for export---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Determination of tetraethyl pyrophosphate residues in cereals and oil seeds for export People's Republic of China Entry-Exit Inspection and Quarantine Standards Replacing SN 0586-1996 Cereals for export and the remaining amount detecting method Trump oilseeds Issued on. 2012-05-07 2012-11-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces SN 0586-1996 "Trump Residues in oilseeds and cereals for export methods." This standard compared with SN 0586-1996, major technical changes as follows. --- Remove the sampling step; --- Modify the original sample before the standard treatment, the original criteria used chloroform extraction, and then purified by column chromatography on activated carbon -Celite The method of the present standard to acetonitrile extraction, commercialization C18 solid-phase extraction (SPE); --- Standard Scope increased peanuts. 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. The main drafters of this standard. Chen Yan, Mu Jun, Li Ling, Xu Liming, Liu Haiyan, Zhou Xiao, Kangming Qin. This standard replaces the standards previously issued as follows. --- SN 0586-1996. Cereals for export and the remaining amount detecting method Trump oilseeds1 ScopeThis standard specifies the cereals for export and gas chromatography method Trump residues oilseeds. This standard is applicable to the export of rice, corn, peanuts and soybeans Trump residues detected.2 Method summarySample remaining Trapp was extracted with acetonitrile and the extract was filtered, evaporated and the residue was dissolved in acetone and concentrated after C18 column purification, distribution Flame photometric detector gas chromatograph, external standard.3 Reagents and materialsUnless otherwise specified, this standard reagents used were of analytical grade. 3.1 acetonitrile. chromatography. 3.2 acetone. chromatography. 3.3 anhydrous sodium. 650 ℃ burning 4h, stored in a desiccator, cool reserve. 3.4 hexane. over anhydrous sodium sulfate (3.3) column treatment use. 3.5 C18 SPE cartridge. 1.0g or equivalent person. 3.6 Trapp (Tetraethylpyrophosphate) standard substance. purity of greater than or equal to 99%; molecular formula. C8H20O7P2; CAS Number. 107-49-3. 3.7 standard stock solution. accurately weighed amount of Trapp standards, with n-hexane (3.4) formulated at a concentration of 1000μg/mL standard Stock solution, 0 ℃ ~ 4 ℃ preservation. 3.8 standard solution. apply diluted to standard working solution concentration needed with n-hexane (3.4).4 instruments and equipment4.1 sample preparation tools 4.1.1 mill. 4.1.2 sieve. 2.0mm round hole screen. 4.1.3 sub-model. 4.1.4 Sheng vials. stoppered jars. 4.2 Analytical Instruments 4.2.1 Gas chromatograph. equipped with a flame photometric detector. 4.2.2 scales. a sense of the amount of 0.0001g and 0.1g. 4.2.3 oscillator. 4.2.4 rotary evaporator. 4.2.5 Solid phase extraction device. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 0586-2012_English be delivered?Answer: Upon your order, we will start to translate SN/T 0586-2012_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version SN/T 0586-2012?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version SN/T 0586-2012 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
