Keep several packages of this 3" x 2" Water Sensitive Paper from Spraying Systems Company on hand. Why? Because these specially-crafted papers help you evaluate your spray distributions, droplet densities, swath width and penetration of your spray. Each package includes 50 water-sensitive yellow cards that stain blue from water spray droplets, as well as white oil-responsive cards that turn black once exposed to oil droplets.
- Paper size: 3" x 2" (76mm x 52mm)
- Qty per pack: 50
- Minimum micron size detectable: 50