|
US$519.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 4046-2014: Determination of thiacloprid residues in food for export
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 4046-2014 | English | 519 |
Add to Cart
|
4 days [Need to translate]
|
Determination of thiacloprid residues in food for export
| Valid |
SN/T 4046-2014
|
PDF similar to SN/T 4046-2014
Basic data | Standard ID | SN/T 4046-2014 (SN/T4046-2014) | | Description (Translated English) | Determination of thiacloprid residues in food for export | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 20,255 | | Date of Issue | 12/1/2014 | | Date of Implementation | 5/1/2015 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | State-Quality-Inspection-accreditation [2014] 614 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies a high performance liquid chromatographic method agricultural exports thiacloprid residues. This standard applies to tomatoes, measuring worm morpholine residues cabbage, carrots, potatoes, apples, bananas, beans, leeks, onions, po | SN/T 4046-2014: Determination of thiacloprid residues in food 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 insects morpholino residues in food exports thiophene)
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of insects morpholine residues in food exports in thiophene
Issued on. 2014-11-19
2015-05-01 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 is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. People's Republic of China Shanghai Entry-Exit Inspection and Quarantine Bureau, Nanjing Normal University, Shanghai Jiaotong University.
The main drafters of this standard. Ni Xin Road, Wang Chuan now, Zhao Bo, Chen Changyun, Wangzheng Wu, Huang Fan, Song Ping industry.
Determination of insects morpholine residues in food exports in thiophene
1 Scope
This standard specifies a high performance liquid chromatographic method agricultural exports thiacloprid residues.
This standard applies to tomatoes, cabbage, carrots, potatoes, apples, bananas, beans, leeks, onions, pork, chicken, liver, fat,
Determination of insects morpholine residues in honey, rice, eggs, milk, tea thiophene.
2 Normative references
The following documents for the application of this document is essential, dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 6682 analytical laboratory use specifications and test methods
3 Method summary
Samples thiacloprid extracted with ethyl acetate or acetonitrile, SCX strong cation exchange solid phase extraction (SPE), high performance liquid chromatography
Determination, external standard.
4 Reagents and materials
Unless otherwise specified, the reagents were of analytical grade water as a water line with GB/T 6682 regulations.
4.1 acetonitrile. chromatography.
4.2 Methanol. chromatographically pure.
4.3 petroleum ether. chromatography.
4.4 ethyl acetate. chromatography.
4.5 hexane. chromatographically pure.
4.6 sodium chloride.
4.7 anhydrous sodium sulfate. before scorching at 650 ℃ 4h, stored in a desiccator, cool reserve.
4.8 with saturated sodium chloride solution.
4.9 petroleum ether - ethyl acetate solution (8515, volume ratio). Take 850mL petroleum ether, ethyl acetate was added 150mL shake up.
4.10 petroleum ether - ethyl acetate solution (3070, volume ratio). Take 300mL petroleum ether, ethyl acetate was added 700mL shake up.
4.11 acetonitrile - water (3070, volume ratio). Take 300mL acetonitrile was added 700mL of water, shake spare.
4.12 Thiacloprid standards (thiacloprid, C10H9ClN4S, CAS No. 111988-49-9), a purity of greater than or equal to 95%.
4.13 Standard stock solution. accurately weighed amount of standard (accurate to 0.0001g), was dissolved in methanol formulated in a concentration of 1mg/mL Standard
Stock solution. Placed at -18 ℃ preservation, valid for 12 months.
4.14 standard working solution. according to the actual needs, the standard stock solution with methanol and serially diluted to the appropriate concentration of standard working solution. Place
4 ℃ preservation, valid for three months.
4.15 strong cation exchange solid phase extraction column. SCX, 0.5g, 6mL, or equivalent person.
4.16 microporous membrane. 0.22μm, the organic phase type.
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 4046-2014_English be delivered?Answer: Upon your order, we will start to translate SN/T 4046-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time. Question 2: Can I share the purchased PDF of SN/T 4046-2014_English with my colleagues?Answer: Yes. The purchased PDF of SN/T 4046-2014_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet. Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.
|