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葛根粉鉴别小窍门

更新时间: 2021-03-25 08:38:16     

1、正常情况下,纯正的葛根粉外观色泽洁白,带有结晶光泽,淡黄色的葛根粉质量则次之。

2、将纯正的葛根粉少量放入口中时,葛根粉会很快自然融化在口中,有清凉感和人参味,如广西金粉匠葛根粉。好的葛根粉即使在没有加糖和蜂蜜的情况下,也能品尝到淡淡的回甜滋味,没有其它异味。而口感偏酸、有腥臭味的葛根粉则不宜购买。

3、纯正的葛根粉用温水冲泡呈乳白色奶状,温水冲泡后加热或用90度以上沸水冲泡则呈浅黄色透明胶状,粘连度很高,用勺挑起后可呈线状均匀流下。而温水冲泡极易成透明糊状、冲泡后颜色发白、难呈线状流下的多为添加有其它淀粉甚至滑石粉的掺假葛根粉。

关键词: 鉴别 窍门

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