Calibrated at 60°F and manufactured to the specifications of the American Society for Testing and Materials (ASTM) with a 1.300 to 1.350 range.
Calibrated at 60°F and manufactured to the specifications of the American Society for Testing and Materials (ASTM) with a 1.300 to 1.350 range.
| ASTM No. | 131H | 
| Range | 1.300 to 1.350 | 
| Subdivision | 0.001 |