Home Cart Quotation About-Us
www.ChineseStandard.net
SEARCH

SN/T 3853-2014 English PDF

Q: How long will the true-PDF of English version of SN/T 3853-2014 be delivered?

Upon your order, we will start to translate SN/T 3853-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Q: Can I share the purchased PDF of SN/T 3853-2014_English with my colleagues?

Yes. The purchased PDF of SN/T 3853-2014_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Q: Does the price include tax/VAT?

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). Avoidance of Double Taxation Agreements (DTAs) between Singapore and 100+ Countries: https://www.iras.gov.sg/taxes/international-tax

Q: Do you accept my currency other than USD?

Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. 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.

US$259.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 3853-2014: Determination of kojic acid in foods for export LC-MS/MS method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 3853-2014	259	Add to Cart	3 days	Determination of kojic acid in foods for export LC-MS/MS method	Valid

Similar standards

GB 5009.271 GB 5009.22 SN/T 2641 SN/T 3845 SN/T 3848 SN/T 3843

Basic data

Standard ID: SN/T 3853-2014 (SN/T3853-2014)
Description (Translated English): Determination of kojic acid in foods for export LC-MS/MS method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 10,121
Quoted Standard: GB/T 6682
Regulation (derived from): AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine
Issuing agency(ies): General Administration of Customs
Summary: This Standard specifies the export of food in kojic acid liquid chromatography - mass spectrometry/mass spectrometry. This Standard is applicable to the export of fruits, vegetables, fish, shrimp, canned meat, pastries, beverages, syrups, wines, and pickl

SN/T 3853-2014: Determination of kojic acid in foods for export LC-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 kojic acid in foods for export LC-MS/MS method People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of Kojic Acid in Food exports Liquid chromatography - mass spectrometry/mass spectrometry LC-MS/MSmethod 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. Please note that some of the content of this document may involve patents. Distribution of this document Institutions do not assume the responsibility to identify these patents. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Bureau. The main drafters of this standard. Juan Huang, Liu Han, Liu Yan, Fei Xiaoqing, Chen Lei, Yang Wen Quan, Zhao Yun increased, Shen Chong-yu. Determination of Kojic Acid in Food exports Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the kojic acid in food for export liquid chromatography - mass spectrometry/mass spectrometry. This standard is applicable to the export of fruits, vegetables, fish, shrimp, canned meat, pastries, beverages, syrups, wines and pickles, miso, soy sauce, food Kojic vinegar liquid chromatography - mass spectrometry/mass spectrometry and confirmation.

2 normative documents

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

3 Method summary

Solid samples were extracted with acetonitrile, liquid sample is diluted with water and added after the zinc acetate and potassium ferrocyanide precipitate by liquid chromatography - mass spectrometry/mass spectrometry Determination, internal standard.

4 Reagents and materials

Unless otherwise indicated in the analysis using only recognized as analytical reagents, water use GB/T 6682 specified in a water. 4.1 formic acid. HPLC fractions. 4.2 n-hexane. 4.3 Methanol. HPLC fractions. 4.4 acetonitrile. HPLC fractions. Ammonium acetate 4.5. HPLC grade. Zinc acetate 4.6. Zn (CH3COO) 2 · (H2O) 2. 4.7 potassium ferrocyanide. K4Fe (CN) 6 · (H2O) 3. 4.8 anhydrous sodium. Na2SO4. 4.9 anhydrous sodium. 650 ℃ burning 4h, cooled in a desiccator to room temperature, store in an airtight desiccator. 4.10 0.005mol/L ammonium acetate acid solution. Accurately weigh 0.385g of ammonium acetate (4.5), dissolved in water and transferred to 1000mL capacity Bottle, add 0.3mL of formic acid (4.1) with water to volume. 4.11 zinc acetate solution (20%). Weigh accurately 23.93g zinc acetate (4.6), dissolved in water and transferred to 100mL volumetric flask, add water To volume. 4.12 potassium ferrocyanide solution (10%). Weigh accurately 11.47g potassium ferrocyanide (4.7), dissolved in water and transferred to 100mL volumetric flask With water to volume. 4.13 n-hexane saturated acetonitrile. 100mL acetonitrile (4.4) was added to 100mL of n-hexane (4.2), followed by sufficient shaking, standing stratified Take the upper liquid. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 3853-2014_English be delivered?

Answer: Upon your order, we will start to translate SN/T 3853-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 3853-2014_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 3853-2014_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+ countries

Question 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 Sales@ChineseStandard.net. 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.