掺假豆腐干纯正豆腐干呈淡黄色，有光泽感，色泽均匀，弹性强，入锅不碎，能散发出纯正的豆香味。掺假豆腐干色泽不正常，往往掺有地板黄，色泽深黄而无光泽，颜色不均匀，弹性差，渣散，锅炒易碎，人口有生米面味，食后对人体健康有害。掺假绿豆粉卷纯正绿豆粉卷色泽清白发亮 Adulterated tofu pure tofu was light yellow, shiny, uniform color, strong elasticity, wok is not broken, can emit a pure bean flavor. Adulterated tofu dry color is not normal, often mixed with yellow floor, deep yellow color and dull, uneven color, poor elasticity, slag scattered, fry fried brittle, the population has raw rice taste, harmful to human health after eating. Adulterated mung bean vermicelli pure mung bean vermicelli color clear and bright