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US$789.00 · In stock Delivery: <= 6 days. True-PDF full-copy in English will be manually translated and delivered via email. SN/T 3850.1-2014: Determination of sugar alcohol sweeteners in foods for export - Part 1: LC-MS and ion chromatography Status: Valid
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Determination of sugar alcohol sweeteners in foods for export - Part 1: LC-MS and ion chromatography
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SN/T 3850.1-2014
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Basic data | Standard ID | SN/T 3850.1-2014 (SN/T3850.1-2014) | | Description (Translated English) | Determination of sugar alcohol sweeteners in foods for export - Part 1: LC-MS and ion chromatography | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 32,393 | | 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 six kinds of food for export of sugar alcohol sweeteners liquid chromatography - tandem mass spectrometry, and ion chromatography methods. This standard applies to the determination of export food flavor fermented milk, pepper, |
SN/T 3850.1-2014: Determination of sugar alcohol sweeteners in foods for export - Part 1: LC-MS and ion chromatography ---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.
(Export more sugar alcohol sweeteners in foods - Determination - Part 1. liquid chromatography tandem mass spectrometry and ion chromatography)
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of food for export more sugar alcohol sweeteners
Part 1. liquid chromatography and tandem mass spectrometry
Ion Chromatography
Part 1. LC-MSandionchromatography
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
SN/T 3850 "food for export more sugar alcohol sweeteners determination" is divided into two parts.
--- Part 1. liquid chromatography tandem mass spectrometry and ion chromatography;
--- Part 2. Gas Chromatography.
This section SN/T 3850 Part 1.
This section drafted in accordance with GB/T 1.1-2009 given rules.
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 section proposed and managed by the National Certification and Accreditation Administration Committee.
This section was drafted by. People's Republic of China Beijing Entry-Exit Inspection and Quarantine Bureau.
The main drafters of this section. Do Wei, Li Xiaolin, deep Han, Liu Ying, peak, Wang Jinhua, Zhang Rong, Zhang Meng, Li Bin Bin.
Determination of food for export more sugar alcohol sweeteners
Part 1. liquid chromatography and tandem mass spectrometry
Ion Chromatography
1 Scope
SN/T 3850 provisions of this part of the six kinds of food for export of sugar alcohol sweeteners liquid chromatography - tandem mass spectrometry and ion chromatography
method.
This section applies to the export of food plain yogurt, pepper, fish balls, fried small twist, pickles, popsicles, jelly, cakes, candies, chocolate
Determination force of six sweetener content and confirmation.
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.
GB/T 6682 analytical laboratory use specifications and test methods (ISO 3696. 1987, MOD)
The first method of liquid chromatography - mass spectrometry/mass spectrometry
3 PRINCIPLE OF THE METHOD
Sample six sugar alcohol sweetener erythritol, sorbitol, D- mannitol, lactitol, isomalt and maltitol with
Ultrasonic extraction of water, and then by HLB solid-phase extraction (SPE), the sample solution eluted constant volume for liquid chromatography - mass spectrometry/mass spectrometer and validation, external
Standard method.
4 Reagents and materials
Unless otherwise indicated, the reagents used were HPLC grade water as a water line with GB/T 6682 regulations.
4.1 potassium ferrocyanide. AR.
4.2 zinc sulfate. AR.
4.3 methanol.
4.4 0.36mol/L potassium ferrocyanide solution. Weigh accurately 38.0g potassium ferrocyanide (4.1) in 250mL flask, with a small amount of water
Dissolved with water to volume, mix, stored at 0 ℃ ~ 4 ℃ refrigerator for a period of three months.
4.5 1.04mol/L zinc sulfate solution. Weigh accurately 74.8g zinc sulfate (4.2) in 250mL flask, dissolve with a little water first, and then
Water to volume, mix, stored at 0 ℃ ~ 4 ℃ refrigerator for a period of three months.
4.6 Standard. six kinds of sugar alcohol sweeteners standards are erythritol, sorbitol, D- mannitol, lactitol, isomalt alcohol
Details of maltitol (purity ≥97%), CAS number, molecular formula, molecular structure, molecular weight, etc., and see Appendix A in Table A.1.
4.7 standard stock solution (1.0mg/mL). Weigh erythritol, sorbitol, D- mannitol, lactitol, isomalt alcohol
Maltitol standard each 25mg (accurate to 0.1mg) in 25mL volumetric flask, dissolved in water and dilute to 25mL, mix, 0 ℃ ~
At 4 ℃ preservation, valid for six months.
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