我国《食品添加剂使用卫生标准》(GB2760-2014)规定:可在面制食品中按需要适量使用。通常在制造面条、馄饨时适量加入，可赋予产品以特有的风味、色泽和韧性(常与碳酸钠等并用)。

According to the "Hygienic Standards for the Use of Food Additives" (GB2760-2014) in China, it can be used in moderation in noodle food according to production needs. Usually, it is added appropriately when making noodles and Wonton, which can give the product unique flavor, color and toughness (often used together with sodium carbonate, etc.).

　　碳酸钾可用于玻璃、印染、肥皂、搪瓷、制备钾盐、合成氨脱羰，也用于彩色电视机工业,主要用于食品中作膨松剂。

Potassium carbonate can be used in glass, printing and dyeing, soap, enamel, preparation of potassium salts, synthesis of ammonia decarbonylation, and also in the color television industry. It is mainly used as a leavening agent in food.

　　主要用于分析试剂。如高纯分析、发射光谱分析等。也可用于硅酸盐和不溶性硫酸盐的助熔剂，有机液体的吸水剂及电镀、化肥、照相行业。

Mainly used for analyzing reagents. Such as high-purity analysis, emission spectroscopy analysis, etc. It can also be used as a flux for silicates and insoluble sulfates, as a water absorbent for organic liquids, and in industries such as electroplating, fertilizers, and photography.

　　用于玻璃、印染、肥皂、搪瓷、制备钾盐、合成氨脱羰，彩色电视机工业,食品中作膨松剂;作气体吸附剂、干粉灭火剂、橡胶防老剂等;用于已曝光的感光材料的冲洗加工。

Used in glass, printing and dyeing, soap, enamel, preparation of potassium salts, synthesis of ammonia decarboxylation, color television industry, and as a leavening agent in food; Used as gas adsorbent, dry powder fire extinguishing agent, rubber anti-aging agent, etc; Used for the processing of exposed photosensitive materials.

　　用于电子工业显像管玻壳的制造、化肥脱碳、钾盐制造，用作分析试剂、助熔剂，也用于各种钾盐的制备;用于分析试剂、基准试剂及熔融硅酸盐和不溶性硫酸盐的助熔剂。

Used in the manufacturing of electronic industry picture tube glass shells, decarbonization in fertilizer production, potassium salt manufacturing, as analytical reagents and fluxes, and also in the preparation of various potassium salts; Used as a flux for analyzing reagents, reference reagents, and molten silicates and insoluble sulfates.

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