Water nitrate level test
· Recommended maximum level: 50 mg/l nitrates in fresh water
· Sufficient for approximately 50 measurements with a glass test tube
· Suitable for fresh and salt water, with two different color scales
· Measurement range – from 1.0 to 240 mg/l nitrates
· 11-color scale from yellow to pink
· Laboratory system for neutralizing water discoloration
· Includes a syringe for measuring water quantity
