Replacement patches that come in packets of 5.
Replacement patches that come in packets of 5.
Features
| Test Area | 1250 mm sqaure | 
| Test Volume | 2.5 - 3 ml | 
| Patch Diameter | 44.4 mm | 
| Magnetic ring for diameter | 66.9 mm | 
| Background contamination | < 3 mg/m sqaure | 
| Test Area | 1250 mm sqaure | 
| Test Volume | 2.5 - 3 ml | 
| Patch Diameter | 44.4 mm | 
| Magnetic ring for diameter | 66.9 mm | 
| Background contamination | < 3 mg/m sqaure |