Description It is suitable for chemical plants, pharmaceutical factories, colleges and universities, and scientific research units. It is placed in a flask to prevent liquid surface bumping during distillation. It is often used as a filler to filter and clarify in the filtration operation. Features - Material: Glass. - Size: 0.40X0.40X0.40cm/0.16X0.16X0.16 inch. - It is made of non-alkaline soda-lime glass material, which has good chemical stability and will not pollute the processed metal. - Can speeds up the cleaning, while maintaining the processing accuracy of the original object. - The appearance is spherical particles, the surface is smooth, and it has a good finish. - It has many properties such as high precision, heat resistance, wear resistance, pressure resistance, and strong chemical stability. - Fine workmanship and creative appearance ensure its popularity and practicality.Package list: 1 pack x glass beads