Chlorine Dioxide Test Kit

ChemWorld chlorine dioxide test kit is used to verify the concentration levels of chlorine dioxide sanitizer used in the cleaning and sanitation industry. It can be used to test concentration levels for hard surface sanitizing, cooling towers and environmental sanitizing. Concentration levels are represented in ppm.

TK4550-Z is a Acidified Sodium Chlorite Test Kit.

Directions for TK4500-Z:
1) Add 10 drops of PI1410 into vial.
2) Add 10 drops of CA3002 and mix.
3) Add sample to vial.
5) Add 2 drops of ST5005.
6) Add 1 drop at a time until it turns clear with ST2775B.

This product ships within 24 to 48 hours from southern Pennsylvania.

For rush orders, we must receive the order by 10am EST.

• This product only ships via UPS. We can not ship Fedex or USPS.
• We can ship internationally.
• We can not ship this product to a PO box.
• If the product is Hazmat. It can not can not airship.

You will receive the tracking information after the order ships in 48 to 72 hours.

For expedited orders:

1. Order your product before 10am EST.
2. Order online and insert a note during checkout with specific expedited instruction (Red over night, etc).
3. If you have an UPS account number, enter it in the notes section upon ordering.
4. If you do NOT have a UPS account number, we will contact you with the additional costs. Provide your 3 or 4 digit security code in the note section upon check out to speed the process.
5. Email is the fastest way to communicate with us. We will contact you ASAP. Email us at [email protected].

We are fast at responding!


If you can not order online, call in your order at 800-658-7716 with specific directions.