| Material | Borosilicate Glass |
| Brand | PYREX |
| Unit Type | Unit |
| Flask Type | Volumetric Flask |
| Capacity | 250ml |
| Volume | 250ml |
| Model | Class A |
| Country Of Origin | United States |
The 100 and 200 flask have a chip on the top, see photos for details. 500 flask is a kimax. 250 is pyrex and the 100 and 200 are chemglass. Visible signs of age and wear. No cracks or breaks. Chips of the lip of the 100 and 200 are pictured.