タイトルまたは説明

 Physical Properties Density *0 kg.m*3 (×**3) 2.2 Coefficient of expansion *****0 *1 (×***6) 0.*6 Softening point ***0 Annealing point ***0 Strain point ***0 Test tube, culture tube, test tubeIt is widely used in pharmaceutical, chemical and other industries, as well as teaching and research. It is a variety of specifications and standards, such as test tubes, and cone at the end, culture tubes, test tube we can make it according to your requirements.