

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.
๐ง Stay ahead in water quality with precision-packed power!
Hach DPD Free Chlorine Reagent Powder Pillows offer EPA-certified, ultra-precise chlorine testing in a convenient 100-pack format. Designed for 10 mL samples, these pre-measured reagents deliver reliable results across a 0.02-2.00 mg/L range, perfectly compatible with Hach instruments. Ideal for professionals monitoring municipal, groundwater, and surface water, this trusted solution simplifies routine water quality analysis with unmatched accuracy and ease.






| Customer Reviews | 4.8 out of 5 stars 292 Reviews |
R**4
Good price.
Best deal I could find on these and just what I needed.
L**E
๐๐ป
๐๐ป
P**P
They worked great
Good buy, great company i had missing products and they sent me replacement pouches
L**W
Good Price
I have to use these every day to check the chlorine for our neighborhood water system. Itโs a much better price than buying them through our well contractor.
O**Y
Appear to be genuine Hach test pillows.
These have worked fine and have had no issues with them.
J**S
HACH
GREAT
R**.
Good source of Hach Products.
Hach dpd free chlorine testing pillow are well packaged and easy to use. Have long use periods before expiration but be sure to check the expiration date when you first get the package. Manufactured by Hach but sold by many people.
A**M
Good
Took forever to come
B**T
Great product, very happy to find on Amazon!
Great product for water testing that is done daily
P**G
๐
๐๐
Trustpilot
2 weeks ago
2 months ago