NAB Ammonia Disc

• Easy to use, visual assessment of the sample – simply rotate disc for colour match
• Manufactured for longevity of use
• Optional lighting units for guaranteed lighting conditions 24 hours a day
• Optional Nessleriser systems for longer path lengths

Disc Parameter Reading
0.08, 0.24, 0.28, 0.32, 0.36, 0.40, 0.44, 0.48, 0.52