网络平台购买的4种抹茶粉的品质分析

目的 探讨来自网络平台不同品牌抹茶粉的品质差异.方法 通过外包装、感官评分、内质成分等方面分析来自淘宝网的4个抹茶粉品质.结果 从4个产品的外包装上可以查看到4个抹茶粉的执行的生产标准号不一样,初步判断它们的品质各异.2号虽然名字是某抹茶,但在配料中添加了精幼砂糖.其余3个抹茶粉从感官到内质差异较大,1号抹茶粉外形细腻...

Quality analysis of 4 matcha powder purchased from internet market

Objective To explore the quality differences of different brands of matcha powder from the network platform. Methods The quality of four matcha powder from taobao.com were analyzed through the aspects of external packaging, sensory score and endoplasm composition. Results It could be seen from the outer packages of the four products that the production standard numbers of the four matcha powders were different. The first judgement was that they are of different qualities. The No. 2, despite its name, had added refined granulated sugar to its ingredients. The other three matcha powder were quite different from the senses to the endoplasm. The appearance of No. 1 matcha powder was delicate and green. The No. 3 and No. 4 matcha powder had a delicate appearance and a green and yellow color. Its aroma was from tender fragrance to faint fragrance, taste was from fresh alcohol to refreshing. Score of sensory evaluation of No. 1 matcha powder was higher. Endoplasm components: The contents of tea polyphenols, caffeine, soluble sugar and water extract of the three matcha powder were consistent with the content variation range of the reported matcha powder, and the amino acid content and chlorophyll content of No. 1 matcha were the highest, and significantly different from the other two matcha powder (P<0.05). Conclusion Four matcha powder products were sold on the network platform, and there were certain differences in production standards and product quality.