Chemical and Drug Balance Nos. 577, 578, 579
| Style Nos. | 577 | 578 | 579 | |
| Capacity | kilos | 6 1/2 | 4 1/2 | 2 |
| Capacity | pounds | 15 | 10 | 5 |
| Sensitiveness | gram | 2/3 | 1/3 | 1/3 |
| Sensitiveness | grains | 10 | 5 | 5 |
| Pan, brass, nickel-plated | inches | 12 | 9 | 6 |
| Weight plate | inches | 6 | 6 | 5 |
| Length of beam | inches | 12 | 12 | 9 |
| Slide beam | ounces | 16 by 1/4 | 16 by 1/4 | 8 by 1/8 |
| Finish | ounces | Black Japan |