We usually use fuming sulfuric acid in the enterprise.We can usually confront many questions,such as: How much is sulfuric acid? How about the quality of sulfuric acid.The sulfuric acid’s quality affects our normal using and the quality of our company's products. Now, we want to introduce you how to detect its quality.

1. Mixing comparison method: the same proportion of water and fuming sulfuric acid can be used for mixing to check its uniformity;

2. Time test method: observe the stable time of the products after foaming. The standard of judgement is that the amount of foam will not fluctuate too much before the initial use of cement.

3. Foaming test method: conduct concrete foaming test by using fuming sulfuric acid, and observe whether the finished products are separated or collapsed. If so, it is proved that the quality is unqualified;

4. Drying observation method: after drying the foamed product, further observe the strength and crack of the finished product.

The above is the quality inspection of fuming sulfuric acid introduced for you. Usually, we should pay more attention to the sales of fuming sulfuric acid when we use it, and increase the quality inspection several times, sulfuric acid brand and usability.