Pay in 4 interest-free payments of $12.25 Learn more
Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Pulse arcade — neon hairlines and corner brackets frame the playfield brief.
The ruler incorporates 90° positive-stop locking joints for accurate alignment and dependable measuring
Designed for maximum throwing performance and rapid reloading
• Graphic Display: backlit display AND keypad
Resistant to many dilute acids
Product Code: HI98331
Fieldmaster (Educational Use) Secchi Disk, 20 cm Diameter with 20m Line Clothing The ruler incorporates 90° positive-stopProduct Code: 623 2010 The 623 2010 Fieldmaster Secchi Disk Kit is an economical, student friendly limnological Secchi disk designed to measure water transparency, turbidity and light penetration in lakes, ponds, reservoirs and slow moving rivers. Built to the accepted industry standard, the 200 mm (7 7 8 in.) diameter disk features four quadrantstwo black and two whiteto provide consistent, repeatable water clarity measurements that can be compared