| Port | Dalian/TianJin |
| Packaging | Professional and Safe package the large quartz tube , inner by carton box, outer by wooden case. |
| Classification | Test Tube | Brand Name | MingDe |
| Model Number | MDT | Place of Origin | Liaoning, China (Mainland) |
| Material | quartz tube >99.99% | Color | clear |
| OD | 20 mm | Length | 110 mm |
| Shape | One End Closed round | Inner diameter | 18 mm |
| Bottom | Well-rounded | Application | Chemical Laboratory |