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2 in 1 Bromine and pH Test Kit OTO 2 in 1 Bromine and pH Test Kit OTO 2 in 1 Bromine and pH Test Kit OTO
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Poolweb #R151196

2 in 1 Bromine and pH Test Kit OTO

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This item is not currently in stock, but we can order it directly from the manufacturer for you. They have informed us that this product could have an extended or unknown lead time due to a nationwide manufacturing backlog of swimming pool products.

Unfortunately all companies are facing the same issue at present time, but our direct relationships with manufacturers helps to reduce the lead time to as short as possible.

We will do our best to get your order to you as quickly as possible and will update you with shipping dates as soon as they are provided to us by the manufacturer.

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Shipping Options (more)

  • Standard Shipping, $6.95 Get it by
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Shopper Protection

Replacement Parts

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 Bromine Levels

The ideal bromine level in a pool is 3-5 ppm. Too much bromine can burn skim and bleach swimsuits.

Product Information


This is a Pentair Rainbow #756 2 in 1 Bromine Test Kit that tests for pH and Bromine using a drop test and color comparator. The reagents in this kit are 1/2 ounce. This is a perfect test kit for small residential pools. Kit comes in a compact box with instructions.

Testing sanitation levels and pH are the most important tests for pools. The ideal reading for Bromine is 2.0-3.5 and pH is 7.4-7.6.

Product Features

  • Tests for Bromine and pH
  • Reagents are 1/2 ounce
  • Reagents: OTO 1 Solution and pH solution (phenol red)

Instructions for 2 in 1 Bromine Test Kit

1. Fill test cell to line with pool/spa water taken from a depth of 18 inches (away from return line).

2. Add 5 drops of pH solution to pH test cell.

3. Add 5 drops of OTO solution to Br test cell.

4. Place cover over both test cell openings and invert several times to mix.

5. Compare each test cell to its respective color standards.

Review detailed instructions included.

Technical Specifications

Product CategoryOTO Test Kits
Poolweb Item #R151196
Cross Reference #Rainbow #756
Shipping Weight0.38 lb

Shipping & Returns

Shipping Options

Ship MethodCostArrival
Standard Shipping $6.95 Get it by
2 Day ShippingGet it by
1 Day ShippingGet 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 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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