Portable Water Quality Measuring Instrument, DGB-423, INESA Scientific Instrument Co., Ltd (CAT#: STEM-GC-4277-Y)

The water quality analyzer uses the new LED test technology, integrated specific absorption peak wavelength LED light source, standard curve built-in, the direct use of colorimetric tube as the container for measurement, compact size, convenient for users to operate and carry.

Measurement parameter: Water hardness
Measurement method: Calcium and magnesium reagent method
Light source wavelength: 470nm
Measuring range (mg/L): 0.000~500.0
Measurement error: ±5mg/L±5% of the displayed value mg/L
Repeatability: ≤2.5% or 0.5%FS
Detection limit: ≤1%FS
Colorimetric tube specification: 16mm outer diameter*100mm length, 10ml capacity
Size: 220×85×50mm
Weight: about 0.4kg

● LED test technology, small size and stable signal.
● LCD liquid crystal display with backlight, LCD contrast and backlight time can be adjusted.
● Support IP65 protection level.
● Automatic locking of measurement values and direct reading of measurement results.
● Support multi-point calibration (up to 5 points);
● Support GLP specification to meet data storage, access, deletion and printing functions.
● Support battery power (4 AA alkaline batteries) or direct power supply from USB port.
● With USB interface, supporting connection with PC, printer, etc.