Per the request of several men and women currently serving in the United States Armed Forces and other branches of the Unites States Government, we will begin posting possible alternate products for popular (established) NSN’s (National Stock Numbers) related to water quality testing.

6640014907587 — Chlorine Test Paper


SenSafe Free Chlorine Water Check
SenSafe Free Chlorine Water Check

SenSafe Total Chlorine Test Strips
SenSafe Total Chlorine Test Strips

WaterWorks 2 Free & Total Chlorine Test Strips
WaterWorks 2 Free & Total
Chlorine Test Strips


  • Chlorine Test Strips — Easy to use dip and read test strips for free and total chlorine. Detection ranges vary, but can start at low as .005ppm and reach as high as 2,000ppm. Packaged in bottles of 50 or individually wrapped in foil packs.

The above link will take you to a general chlorine test strip page listing a number of different products but if you know more precisely the range of detection you require, the links below will take you directly the chlorine testing product best suiting your needs:

Free Chlorine Test Strips:

Total Chlorine Test Strips:

Free and Total Chlorine Test Strips:

Whether you need to test for high levels of chlorine or test for low levels of chlorine, rest assured that reliable, safe and easy-to-use test strips from SenSafe and WaterWorks can and WILL get the job done right each and every time.

Note: We have found that the products suggested above meet or exceed the specifications of the original NSN (National Stock Number) item. This does not mean, though, that you may substitute them in place of the item on a Government Contract. We provided the above information as possible sources of water quality testing products for consideration in future Contracts/Bids only.

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