宁波地区金首饰品的金含量数据

在日常对金首饰的检测过程中，将检测结果通过网络上传至数据库，为监测市场的金首饰质量提供科学数据。通过分析数据的变化趋势，实现对金首饰质量的监测预警和趋势预测，为企业、消费者提供服务。1、 样品来源：日常企业或个人委托检测的金饰品。
2、 数据检测：依据国标GB/T 18043-2013 《首饰 贵金属含量的测定 X射线荧光光谱法》 ，应用X荧光光谱仪对样品进行检测，得出数据。
3、 数据处理：用数据接近的标样多次测量建立校准曲线方程。将6次测试的测量值取平均值代入校准曲线方程中的y，求得校准值x和扩展不确定度，综合成检验结果。
4、 数据判定：依据国标GB 11887-2012 《首饰 贵金属纯度的规定及命名方法》 ，结合首饰的明示纯度和检测结果，对首饰进行判定。
5、 数据应用：通过数据分析研判，我们可以判断金首饰的金含量是否符合国家标准，避免因金含量不足而产生的产品质量问题，为监管提供依据。

During daily gold jewelry testing, test results are uploaded to the database via the network, providing scientific data for monitoring the quality of gold jewelry in the market. By analyzing the changing trends of the data, it enables quality monitoring, early warning and trend prediction for gold jewelry, and delivers services to enterprises and consumers.
1. Sample Source: Gold jewelry samples entrusted for testing by enterprises or individuals in daily operations.
2. Data Testing: Tests are performed on samples using an X-ray fluorescence spectrometer in accordance with the Chinese national standard GB/T 18043-2013 *Determination of Precious Metal Content in Jewelry - X-ray Fluorescence Spectrometry* to obtain test data.
3. Data Processing: A calibration curve equation is established through multiple measurements of standard samples with similar test data. The average value of six test measurements is substituted into the y variable of the calibration curve equation to calculate the calibrated value x and the expanded uncertainty, which are then integrated into the final test result.
4. Data Judgment: Jewelry is evaluated based on the Chinese national standard GB 11887-2012 *Regulations and Naming Methods for Precious Metal Purity of Jewelry*, by combining the declared purity of the jewelry and the test results.
5. Data Application: Through data analysis and evaluation, we can determine whether the gold content of gold jewelry complies with national standards, prevent product quality issues caused by insufficient gold content, and provide a basis for regulatory supervision.

搜集汇总

数据集介绍

特点

该数据集记录了宁波地区金首饰品的金含量检测数据，包含60条记录，每年更新一次。数据通过X射线荧光光谱法检测，并经过校准曲线方程处理，用于监测金首饰质量，确保其符合国家标准。