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GB/T 34406-2017 English PDF

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GB/T 34406-2017: Identification of pearl powder -- Near infrared spectroscopy method
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Standard similar to GB/T 34406-2017

GB/T 16751.3   GB/T 16751.1   

Basic data

Standard ID GB/T 34406-2017 (GB/T34406-2017)
Description (Translated English) Identification of pearl powder -- Near infrared spectroscopy method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard C10
Classification of International Standard 11.120.10
Word Count Estimation 10,187
Date of Issue 2017-10-14
Date of Implementation 2018-05-01
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34406-2017: Identification of pearl powder -- Near infrared spectroscopy method

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Identification of pearl powder - Near infrared spectroscopy method ICS 11.120.10 C10 National Standards of People's Republic of China Pearl powder identification method near infrared spectroscopy 2017-10-14 Published 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard by the National Quality Supervision Key Products Testing Methods Standardization Technical Committee (SAC/TC374) and focal point. This standard drafting unit. China Inspection and Quarantine Science Research Institute, the quality of check Warner (Beijing) Technology Center Co., Ltd., the Federation of inspection (North Beijing) Quality Inspection Technology Co., Ltd., European poetry Man Biological Co., Ltd., Zhejiang Yangtze birds pearl Biological Technology Co., Ltd., Hainan Beijing Run Pearl Biotechnology Co., Ltd. The main drafters of this standard. Xi Guang, Baihua, Li Ya-hui, Zhang Xuan, Wang Jing, Yang Haifeng, Ma Qiang, Zhang Qing, Yin Jianjun, Zhou Shuli, Meng Jie, Liao Jie.

Introduction

The issuing authority of this document draws attention to the fact that statements consistent with this document may relate to Chapter 7 near-infrared light with pearl powder and shell powder Spectral qualitative identification method, pearl powder adulteration near-infrared spectroscopy identification method and other related patents. The issuing authority of this document has no position whatsoever about the truthfulness, validity and scope of this patent. The patentee has assured the issuing authority of this document that he is willing to work with any applicant on reasonable and non-discriminatory terms and conditions, Negotiate a patent license. The patent holder's statement has been filed with the issuing authority of this document. Related information can be passed below Contact to get. Patentee. China Academy of Inspection and Quarantine Address. North Road, Gaobeidian, Chaoyang District, Beijing on the 3rd Contact Email .xiguangcheng @ caiq.gov.cn Phone .010-53897461 Please note that in addition to the above patents, some of the contents of this document may still involve patents. The issuing agencies of this document are not responsible for identifying these specializations Lee's responsibility. Pearl powder identification method near infrared spectroscopy

1 Scope

This standard specifies the near-infrared spectroscopy identification pearl powder terms and definitions, principles, equipment and equipment, sample selection, test analysis, mode Type evaluation and test report. This standard applies to freshwater pearl powder qualitative identification and semi-quantitative analysis, seawater pearl powder can refer to this standard. This standard does not apply to high-temperature processing of pearl powder and arbitration test.

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 14666 analytical chemistry terminology GB/T 24895 grain and oil testing near infrared analysis calibration model validation and network management and maintenance of general rules

3 Terms and definitions

GB/T 14666 and GB/T 24895 defined and the following terms and definitions apply to this document. 3.1 Pearl powder pearlpowder Made from pearl-processed powdery material. 3.2 Shell powder shelpowder By the birth of pearl pearl shell cuticle removed after the mechanical processing of the powder material. 3.3 Similarity matching value similaritymatchvalue By comparing the spectrum of the sample to be tested and the spectral information of the pearl powder spectrum in a plurality of characteristic bands, the matching of the sample to be tested with the pearl powder is obtained The degree of comparison results. 3.4 Discriminant analysis of discriminantanalysis MahalanobisDistance is used to calculate the distance between the sample to be tested and the center of each pearl powder and shell powder The distance determines the type of sample to be tested. 3.5 Calibration set calibrationset A representative collection of near-infrared spectra covering the range of components of the relevant composition. 3.6 Validation set validationset A collection of models used to validate the accuracy and repeatability of results.

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