It must be determined by the material of the kraft paper bowl. Check if the quality of the kraft paper bowl is meticulous, whether the thickness of each area is uniform, and at the same time, whether the materials are the same, the joints are smooth, and there are no other dirt or residue mixed in the middle.

選購牛皮紙碗的情況下，是必須聞氣味，僅有牛皮紙碗無臭味才可以。可以拿出一盒牛皮紙碗，略微撕掉一點，把鼻孔湊以往，聞一下就可以了，不太好的牛皮紙碗會有一種濃厚很沖的味兒，聞著難受。

When purchasing a kraft paper bowl, it is necessary to smell it, only if the kraft paper bowl has no odor. You can take out a box of kraft paper bowls, slightly tear it off, put your nostrils close, and smell it. Bad kraft paper bowls will have a strong and strong taste, which is uncomfortable to smell.

選購牛皮紙碗的情況下，還必須捏一捏，看一下牛皮紙碗是不是牢固而有延展性，是否強度適合，與此同時有延展性，如果是偽劣的，一般會好軟，這類一般不必購買。

When choosing a kraft paper bowl, you must also pinch it to see if it is firm and stretchable, whether its strength is suitable, and at the same time, it has stretchability. If it is fake or inferior, it will generally be very soft, and this type of bowl generally does not need to be purchased.

在購買牛皮紙碗的情況下，可以根據看牛皮紙碗的標志、生產廠家詳細地址和是不是根據的有關驗證來分辨牛皮紙碗的品質，可以在光源下看牛皮紙碗是否有不勻稱的塵土顆粒物之類的，如果有就不必購買。顏色也是必須留意去看看的，紙碗的顏色有很多種多樣，挑選的情況下挑選沒有顏色的牛皮紙碗，有顏色的牛皮紙碗里邊會添加一些添加物，應用起來不足安全性。

When purchasing a kraft paper bowl, the quality of the kraft paper bowl can be distinguished based on the label of the bowl, the detailed address of the manufacturer, and whether it is based on relevant verification. The quality of the kraft paper bowl can be checked under the light source to see if there are uneven dust particles or similar. If there are any, there is no need to purchase. Colors also need to be carefully checked. There are many different colors of paper bowls. When selecting, choose a brown paper bowl without any color, and some additives will be added to the colored brown paper bowl, which is not safe to use.

一般情形下，質量好的牛皮紙碗聞著是沒氣味的，如果是不太好的牛皮紙碗開啟包裝袋子便會有一種特別的味道，那類牛皮紙碗用下去對身體不健康。

In general, high-quality kraft paper bowls smell odorless. If the packaging bag is not very good, there will be a special smell when the kraft paper bowl is opened, which is not healthy to use.

牛皮紙碗廠家認為實際上，膜紙碗的色澤是非常不錯的，好的牛皮紙碗摸上去會很光潔，并且有一定的抗壓強度，不容易好軟，應用的時候很是便捷。

The manufacturer of kraft paper bowls believes that in fact, the color of the coated paper bowl is very good. A good kraft paper bowl will feel very smooth and have a certain compressive strength, which is not easy to become soft, and is very convenient to use.

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This article is dedicated to the friendship of disposable paper lunch boxes. For more relevant knowledge, please click http://www.gaoyd.com Sincere attitude. We will provide you with comprehensive services. We will gradually contribute more relevant knowledge to everyone. Stay tuned