Nơi xuất xứ
Zhejiang, China
Basic accuracy
≤150mg/L: ±8% reading ±1 mg/L;
Stability
±2% (reading )/15min
Measuring Principle
Dichromate colorimetric method
Digestion Method
Sealing reflux method(could dispelling 21 samples simultaneously)
Digestion Temperature
Room-temperature~165℃
Calibration
Two-point calibration (zero and full scale calibration)
Data Storage
200 data with time-and-date stamp