We enclosed "Simple PPM check paper(15pcs)" for 4L&20L product range. To check effective & adjective PPM, nax would like you to use our JIAnax with more peace of mind by being able to easily check the attached color chart . Please use it by all means!!
Click here for details↓
-
JIAnax for refill 4L(Dilution use)
-JAnax 20L Bag-in-Box type (Dilution use)