Alternative View:

  • Load image into Gallery viewer, Nitrite Test Kits as (NO2)
  • Load image into Gallery viewer, Nitrite Test Kits as (NO2)

Nitrite Test Kits as (NO2)

Nitrite Test Kits as (NO2)

Our Price: $54.99

Availability: Usually Ships in 24 Hours

Product Code: m8437

Nitrite Test Kits

Nitrite as (NO2) Test Kits comes in 1 drop equals 50 ppm.

  1. Fill the syring with the water to be tested to 5 ml mark.
  2. Empty the 5ml syring into the testing vial.
  3. Add 6 drops of Nitrite Indicator Solution.
  4. If the water turns Blue, NO nitrite is present and report zero.
  5. If the water turns Red, continue the test.
  6. Add Nitrite Indicator Solution, drop by drop, until the solution turns Blue or a Blue/Green for 15 seconds.
  7. The NaNo2 reading of the water is in ppm and is equal to the drops used times the factor of the test.
Can I accomplish my testing of boiler water at operating temperature or do I need to wait for room temperature? Testing at operating temperature can be very dangerous due to the temperature. We recommend installing a Boiler Sample Cooler for save testing.
One gallon containers of Boiler Antifreeze are Stocked & Shipped daily from Atlanta, Georgia; Detroit, Michigan; and Salt Lake City, Utah.

Daily shipping cut off time is generally 1 pm, based on the local time zone for same day shipping. If you need this product to ship today, please indicate so in the notes section upon check out. We will email mail you ASAP if we can meet your demands.

Figure 1- Fedex Residential and Ground
Transit Time Map

  • We only ship via FedEx ground. No UPS or USPS.
  • We can not ship to PO boxes.
  • This map illustrates service schedules in business days as of Dec 2016 for FedEx Ground shipments.
  • ChemWorld is not responsible for delays due to weather or Fedex transit issues. Please take this into account when ordering.
Overnight / Expedite Shipping:
  • Orders must be received by noon.
  • We only ship FedEx expedite shipments. No UPS or USPS.
  • To calculate your costs, log into your FedEx Account. Origin zip code is 30144, 48180, or 84119.
Directions for Overnight Shipping:
  • Order must be placed by noon.
  • Order as normal through the website.
  • If you have a FedEx Account number, enter it in the notes section during ordering with your exact shipping requirements (Next Day 8:30, Next Day 10:30, Next Day 20:00, Fedex 2 AM, or FedEx Express Saver). You are done. We will email you ASAP.
  • If you do NOT have a FedEx Account number, we offer overnight delivery for this product. The cost is $60 for Next Day 10:30 AM per 1-gallon box. Enter your order as normal and enter your 3 or 4 digit security code in the notes section with your shipping requirements. You are done. We will email you ASAP.

If it is later then noon, email us at with your request. We will contact you ASAP. You can also call in the order at 800-658-7716 and reference exactly what you need. We will contact you.