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Atago Digital Salt-meter - ES-421

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Atago U.S.A.
Atago Digital Salt-meter - ES-421


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Atago Digital Salt-meter - ES-421

Atago Digital Salt-meter - ES-421



ES-421 Digital salt-meter by Atago U.S.A.

The digital salt-meter, ES-421 employs a funnel-shaped sensor section (conductivity), which measures the salt % of a sample (dilute solution of soy sauce, ketchup,mayonnaise, Worcester sauce, sqeezed juice of pickles, etc.) very small sample needed (1.0ml approx. is enough for measurement).

Measurement Method Conductivity method
Measurement Range 0.00 to 10.0% ( 100g ) of salt concentration
Minimum Indication 0.01% for salt concentration of 0.00 to 2.99%
0.1% for salt concentration of 3.0 to 10.0%
Measurement Accuracy Displayed value ± 0.05% ( for salt concentration of 0.00 to 0.99% ) 
Relative precision ± less than 5% ( for salt concentration of 1.00 to10.0% )
Temperature Compensation 10 to 40°C (Automatic Temperature Compensation)
Ambient Temperature 10 to 40°C
Power Supply 006P Dry battery (9V)
Optional • 2.84% NaCl Solution AB284 : RE-120284 
* Calibration Certificate : Contact an ATAGO representative for details.
Dimensions & Weight 17×9×4cm, 300g (Main Unit only)

Datasheets & User Manuals

Questions & Answers

1 Question & 0 Answers
from Manawa WI. asked:
February 3, 2020
Looking for a salt meter that has a range of 0.30 to 0.05% with a variation of = to or less than 0.02%. Do you have any options available? My current unit  ES-421 has a variation of 0.14% will not work for this application.