The PEN-SW(W) is suitable for measuring the concentration of salt in water. The unit of measurement is in g/100g.
[Brine]
Patent for Design Registration No. ZL200830008615.4 (China), D127363 (Taiwan)
Patent pending in all other countries around the world.
More Info:
https://www.atago.net/product/?l=en&f=products-pen-top.php#CBF44809
