The basic method of studying material properties ppt-Luke edition elective 6 courseware

Luke Edition Elective 6 "Basic Methods for Studying the Properties of Substances" ppt Learning Objective 1. Understand the properties of zinc and its compounds, especially the two sexes of zinc oxide and zinc hydroxide. 2. Understand the relationship between the structure and properties of phenol and formaldehyde. 3. Master the basic methods of studying the nature of substances. 1. Research on the properties of zinc and its compounds The purpose of the experiment is to study the properties of zinc-containing substances such as metallic zinc, zinc oxide, zinc hydroxide, and zinc chloride through experiments.

Spout Pouch develop is base on Stand Up Pouch, it is a new beverage, jelly bags. The biggest advantage of the Spout Pouch is portability. Spout Pouch bags can be easily put into the back bag or even pocket, and it can reduce the volume with the reduction of the contents, more convenient to carry.Spout Pouch can made of PET / AL / NY/ PE. It can also have 2 layers, 3 layers and other specifications. All material is food grade and BPA free.It is suitable for packaging of food, medicine, industrial products and cosmetics. It can also be coated with aluminum. It is widely used in tea, milk powder, candy and biscuit.We can customized the bag as you want. Our printing is 10 colors, we use import environmental ink. The bag can with zipper, valve, hang hole and euro slot. Please advise what kind of production you will packaging in, we can recommend the best solution for you. 

Spout Pouch

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