Zinc is a vital micronutrient that supports plant growth, enzyme function, and crop yield. 
Optimal levels of zinc varies per crop type: corn, beans, and citrus are more zinc-demanding, while others like wheat or barley may need less.
 
Measure Zinc in water samples with this easy-to-use digital photometer.
Great for agriculture use and waste water treatment industries.
 
Measurement range: 0.00 to 3.00 mg/L (as Zn)
Measurement resolution: 0.01 mg/L
Measurement accuracy: ±0.03 mg/L ±3% of reading at 25 °C
 
Choose from two quantity options for zinc reagents:
-100 tests
-300 tests