通过泡水法、擦拭法、按压法、碘酒法都可以辨别藏红花的真假。
1、泡水法:真品藏红花泡水后可以看到明显的黄色有效成分从花丝周围释放出来,最终会将水染成金黄色。
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2、擦拭法:真品藏红花在白纸上用力擦拭后的痕迹显黄色或者橘黄色。
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3、按压法:真品藏红花按压后观察纸上面不会有油渍。
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4、碘酒法:碘酒滴到真品藏红花后不变蓝。
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注意事项:
如果擦拭法的痕迹不容易显色,可以先把花丝蘸水然后再擦拭。