Search result: GB/T 42113-2022
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42113-2022 | English | 279 |
Add to Cart
|
3 days [Need to translate]
|
Determination of cyanogenic glycosides in agricultural products - Liquid chromatography with tandem-mass spectrometry method
| Valid |
GB/T 42113-2022
|
| Standard ID | GB/T 42113-2022 (GB/T42113-2022) | | Description (Translated English) | Determination of cyanogenic glycosides in agricultural products -- Liquid chromatography with tandem-mass spectrometry method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B30 | | Classification of International Standard | 67.050 | | Word Count Estimation | 14,179 | | Date of Issue | 2022-12-30 | | Date of Implementation | 2023-07-01 |
GB/T 42113-2022
ICS 67.050
CCSB30
National Standards of People's Republic of China
Determination of Cyanoglycosides in Agricultural Products
Liquid Chromatography-Tandem Mass Spectrometry
Posted on 2022-12-30
2023-07-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents"
drafting.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed and managed by China National Institute of Standardization.
This document is drafted by. Institute of Tropical Crop Variety Resources, Chinese Academy of Tropical Agricultural Sciences, Zhejiang University, China National Institute of Standardization, Beijing
Beijing Forestry University.
The main drafters of this document. Lu Baiyi, Zhang Zhenwen, Yang Li, Chang Zhihui, Wu Xiaodan, Wang Qinfei, Li Kaimian, Zhong Yongheng, Lin Liming, Yu Houmei,
Yao Qingqun.
Determination of Cyanoglycosides in Agricultural Products
Liquid Chromatography-Tandem Mass Spectrometry
1 Scope
This document describes the contents of linamarin, β-gentiobiose acetone cyanohydrin, lotinoside, β-gentiobiose methyl ethyl ketone cyanohydrin and taxane in agricultural products
Determination method of liquid chromatography-tandem mass spectrometry for glucoside, teosin, amygdalin and pruninin.
This document is applicable to the determination of cyanogenic glycosides in cassava, linseed, sorghum, bamboo shoots, almonds and other agricultural products.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 6682 Analytical laboratory water specifications and test methods
3 Terms and Definitions
This document does not have terms and definitions that need to be defined.
4 principles
The cyanogenic glycosides in the sample were extracted by 80% methanol aqueous solution, purified by solid phase extraction column, determined by liquid chromatography-tandem mass spectrometry, and external standard method
Quantitative.
5 Reagents and Materials
Unless otherwise specified, only analytical reagents and grade-1 water in accordance with GB/T 6682 are used in the analysis.
5.1 Reagents
5.1.1 Methanol (CH3OH, CAS No.. 67-56-1). chromatographically pure.
5.1.2 Acetonitrile (CH3CN, CAS No.. 75-05-8). chromatographically pure.
5.1.3 Formic acid (HCOOH, CAS No.. 64-18-6). chromatographically pure.
5.2 Reagent preparation
5.2.1 0.1% formic acid aqueous solution (volume fraction). accurately absorb 1.00mL of formic acid (5.1.3), and dilute to 1L with water.
5.2.2 80% methanol aqueous solution (volume fraction). Measure 80mL of methanol (5.1.1), add 20mL of water, and mix well.
5.2.3 10% methanol aqueous solution (volume fraction). Measure 10mL of methanol (5.1.1), add 90mL of water, and mix well.
5.2.4 30% methanol-acetonitrile solution (volume fraction). Measure 30mL of methanol (5.1.1), add 70mL of acetonitrile (5.1.2), and mix well.
......
|