ELOS Test Kit - Nitrite
- Batch validated by NIST* for the most accurate KH readout!
- Real Color Technology with calibrated color chart for accuracy
- Calibrated Droppers - Every drop is exactly the same size!
- Safe Non-toxic Lab Quality Reagents
- Easy to Use
- 50+ tests per kit
- Maximum acceptable NO2 levels: 0.02 mg/l (0.00mg/l is optimal)
- Made In Italy