Secci circular plate

Secciho deska kruhová - Měření průhlednosti vody
Quantitative unit:ks
Order code:
  • Detailed decription
  • Water transparency is measured using the modified uniform Secci plate
  • It is square or ring with 4 significant quadrants, or square with white surface (modified version) and calibrated line
  • Secci plate hanged on a calibrated line is diving below the surface until it is visible