Range | 0.0 to 100 mg/L (ppm) NH4+ | |
Resolution | 0.1 mg/L (ppm) | |
Accuracy | ±0.5 mg/L ±5% of reading @ 25°C | |
Light Source | Tungsten Lamp | |
Light Detection | silicon photocell with narrow band interference filter @ 420 nm | |
Power Supply | 3x1.5V battery | |
Environment | 0 to 50°C (32 to 122°F); RH max 100% | |
Dimensions | 142.5 x 102.5 x 50.5 mm | |
Weight | 380 g |
- 质量承诺
- 正品保修
- 送货到家
- 交易简单化