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- Water Testing
- OTO Test Kits
- Poolweb #R151186
All-In-One 4-Way Test Kit 78HR OTO (High-Range)
Shipping Options
- Standard Shipping, $6.95 Get it by
- 2 Day Shipping, Get it by
- 1 Day Shipping, Get it by
Shopper Protection
- This item is backed by a 30 day Return Policy
- This item is protected under the Poolweb Guarantee
Replacement Parts
- Shop 5 replacement parts for this product and get it working like new!
OTO Kits Test for Bromine/Chlorine
OTO Test Kits use a liquid chemical OTO (orthotolidine) and is a reliable method for checking the presence of chlorine.
Color-Matching Kits
The color-matching test kits and drop-count titrations give straightforward answers. They are available with 3/4, 1 or 2 ounce reagents and/or tablets reagents.
Ideal Alkalinity/pH Levels
Alkalinity levels should be between 80 and 120 parts per million (ppm). And your pH levels should be between 7.2 and 7.8 ppm.
Product Information
Additional Resources
- Product Instructions (pdf)
- MSDS/SDS (pdf)
- MSDS/SDS (pdf)
- MSDS/SDS (pdf)
Description
This is a Pentair Rainbow #78HR All-in-One 4-Way Test Kit that tests for Chlorine, pH, Acid Demand, and Total Alkalinity using drop test and color comparator method. It includes a water test booklet, instructions and is housed in a blue display box. It includes a lucite test cell with wide standards. This All-in-One is a good kit residential pools.Testing sanitation levels and pH are the most important tests for pools. The chlorine level should stay between 1.0 and 3.0 parts per million (ppm) to maintain a healthy pool. A pool's pH levels should be maintained between 7.2 and 7.6.
Product Features
- Tests for Chlorine, pH, Acid Demand, and Total Alkalinity.
- Reagents are 1/2 and 1 ounce bottles
- Reagents: 1 ounce bottles of OTO No. 1 and No. 2, 3 and 1/2 ounce bottles of No. 4 and 5
Instructions for All-In-One 4-Way Test (pH Test)
1. Fill large vial to solid line.2. Add 1 drop solution #4 (2 drops if Chlorine test is above 1.5 ppm) and mix by swirling.
3. Add 5 drops solution #2 and mix by swirling and compare test to pH color standards.
4. If reading is above 7.8, perform Acid Demand Test #3 using this same water sample. Test and adjust total alkalinity (if needed) before adjusting pH.
A PDF of the instructions can be found under Product Documents. Review detailed instructions included.
Technical Specifications
| Product Category | OTO Test Kits |
| Poolweb Item # | R151186 |
| Cross Reference # | Rainbow #78 |
| Manufacturer | Pentair |
| Shipping Weight | 1.15 lb |
Shipping & Returns
Shipping Options
| Ship Method | Cost | Arrival |
|---|---|---|
| Standard Shipping | $6.95 | Get it by |
| 2 Day Shipping | Get it by | |
| 1 Day Shipping | Get it by |
Standard ground shipments may be delivered sooner depending on where you are located, and the shipping method used to ship your order. Combining multiple items onto the same order can change the delivery date and expedited shipping costs, especially if the other items are not available for immediate shipment. Transit time is calculated in business days and does not include Saturday and Sunday.
Return Policy
This item can be returned within 30 days of order. See return policy for details and how to place a return.
Poolweb Guarantee
This item qualifies for a one-year Poolweb.com guarantee. Poolweb guarantees that the item you receive will function as advertised for one year. See the Poolweb Guarantee for more details.
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