Supports rapid detection of ammonia nitrogen pollutants in water.
Made from imported raw materials, ensuring high stability and accurate test results.
Small size, portable, and allows for testing anytime, anywhere.
Made of PET material, with moderate softness and hardness.
Widely used in rivers, lakes, urban sewage, and aquaculture.
| Model | Item |
| HB-NHLSZ | 0-20 mg/L |
| HB-NHMSZ | 0-100 mg/L |
| HB-NHHSZ | 0-1000 mg/L |