For over a century, OHAUS has perfected the art of measurement through our line of weighing products. Taking the same approach to our weighing equipment, OHAUS now delivers Starter ST400D - a practical, affordable, low-maintenance DO Portable Meter equipped with optical technology. The ST400D is ideal for applications that require simple yet accurate DO measurements.
Field and lab Dissolved Oxygen measurement
Backlit Color Liquid Crystal Display (LCD)
4 AAA batteries (included)
NA
ABS housing
99 measurement memory, last calibration data recall, auto barometric pressure measurement, auto temperature compensation with manual salinity compensation
Adventurer® Analytical 
CDR FoodLab 
Explorer semi micro balance 
Pioneer® Analytical 
Pioneer® Precision 
SCOUT® SKX 
SCOUT® STX 
Starter 300 pH Portable 
Starter 300c Portable Cond. Meter 
Starter 300D DO Portable 
Starter 3100 pH Bench 
Starter 3100C Conductivity Bench 
Starter Pen Meters