|
US$599.00 · In stock
Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 4655-2016: Determination of glyphosate and its metabolize residues in foodstuffs for export - HPLC-MS/MS method
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 4655-2016 | English | 599 |
Add to Cart
|
6 days [Need to translate]
|
Determination of glyphosate and its metabolize residues in foodstuffs for export - HPLC-MS/MS method
| Valid |
SN/T 4655-2016
|
PDF similar to SN/T 4655-2016
Basic data | Standard ID | SN/T 4655-2016 (SN/T4655-2016) | | Description (Translated English) | Determination of glyphosate and its metabolize residues in foodstuffs for export - HPLC-MS/MS method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Word Count Estimation | 26,260 | | Date of Issue | 2016-08-23 | | Date of Implementation | 2017-03-01 | | Regulation (derived from) | State-Quality-Inspection-Certification (2016)438 | | Issuing agency(ies) | General Administration of Customs | SN/T 4655-2016: Determination of glyphosate and its metabolize residues in foodstuffs for export - HPLC-MS/MS method
---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 glyphosate and its metablize residues in foodstuffs for export-HPLC-MS/MS method
People's Republic of China Exit Inspection and Quarantine standards
Glyphosate and its metabolites residues in exported food
Determination of liquid chromatography - mass spectrometry/mass spectrometry
2016-08-23 released
2017-03-01 Implementation
People's Republic of China
General Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of this document may be patentable. The release of this document
The agency does not assume responsibility for identifying these patents.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted by Xiamen Entry-Exit Inspection and Quarantine of People's Republic of China Inspection and Quarantine Technology Center, Exit Inspection and Quarantine of Ningbo
Bureau, Fujian Exit Inspection and Quarantine.
The main drafters of this standard. Xu Dunming, Chen Shubing, Wu Min, Du Fengjun, Yu Yucheng, Liu is only, Zhang Jin, Zhang Zhigang.
Glyphosate and its metabolites residues in exported food
Determination of liquid chromatography - mass spectrometry/mass spectrometry
1 Scope
This standard specifies the export food glyphosate and its metabolites (aminomethyl phosphoric acid) residues by liquid chromatography - mass spectrometry/mass spectrometry
method.
This standard applies to tea, wheat, corn, rice, sugar cane, soybeans, citrus, apples, peaches, grapes, bananas, watermelons, barley tea, cottonseed oil
Glyphosate and its metabolites residues (aminomethyl phosphoric acid) residues in the detection and confirmation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 6682 analytical laboratory water specifications and test methods
3 method summary
The sample was extracted with water, purified by dialysis bag, RP column and graphitized carbon black adsorbent, and determined by liquid chromatography-mass spectrometry/mass spectrometry, external standard method
Quantitative.
4 reagent material
Unless otherwise indicated, the reagents used are of analytical grade, water is a water GB/T 6682 regulations.
4.1 methanol, chromatography pure.
4.2 acetonitrile, chromatographic purity.
4.3 Ammonium acetate, chromatography pure.
4.4 Ammonium acetate solution (5mmol/L, pH.10 ~ 11) Accurately weigh 3.855g (accurate to 0.0001g) ammonium acetate, and dilute with water to
50mL, formulated into 1mol/L ammonium acetate solution and then take 5mL, with water volume to 1000mL, ammonia to adjust the pH to 10 ~ 11.
4.5 Standard substance glyphosate (GLY, CAS.1071-83-6), purity ≥98.0%; aminomethyl phosphonates (aminomethyl
phosphonicacid, AMPA, CAS. 1066-51-9), purity ≥98.0%.
4.6 dialysis bag diameter 22mm, flatten width (semi-perimeter) 34mm, molecular weight cut-off 3500Da.
4.7 standard solution preparation Accurately weigh GLY and AMPA standards of 10mg, water volume to 10mL, configured to a concentration of
1mg/mL standard stock solution.
4.8 preparation of standard reserves Draw standard solution, diluted with water, were formulated into a concentration of 10μg/mL standard stock solution.
4.9 Preparation of standard working solution According to the need, Pro use a certain amount of standard stock solution, diluted with aqueous solution into the appropriate concentration of mixed
Standard working solution.
4.10 Dialysis bag treatment. Use scissors to cut 10cm ~ 20cm small sections, boiled water 10min, washed twice with water, stored in ethanol; use
Wash with water twice before and after the net.
4.11 OnGuard || RP column (1.0 cc column). Before using 5mL of methanol, 5mL of water was activated and let stand for half an hour; after use, methanol washes
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of SN/T 4655-2016_English be delivered?Answer: Upon your order, we will start to translate SN/T 4655-2016_English as soon as possible, and keep you informed of the progress. The lead time is typically 4 ~ 6 working days. The lengthier the document the longer the lead time. Question 2: Can I share the purchased PDF of SN/T 4655-2016_English with my colleagues?Answer: Yes. The purchased PDF of SN/T 4655-2016_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.
|