- High-quality Borosilicate Pyrex Glass Tube
- 2017-09-16 13:32
- Model Number: HMBG-017 Brand Name: HUAMEI Key Specifications/Special Features: Material: Na2O, B2O2, SIO2Shapes: round, rectangular, triangle or trapezoidColor: transparent or opaqueApplication: electric light source, electrical appliances (el...