You already have an active subscription for this product. To change the frequency of your subscription, please
contact us.
Non-returnable due to food safety and compliance. Details
Non-returnable due to food safety and compliance.
This item is non-returnable to maintain safety and regulatory compliance (including food safety standards where applicable). If your item arrives damaged or defective, you may request a refund or replacement through Your Orders by providing an image of the item and its defects. Read full return policy .
Keeping iodine levels balanced in a reef tank is more important than many realize. The Salifert Iodine Profi-Test Kit takes the guesswork out by measuring every naturally occurring form of iodine found in marine aquariums. That includes iodate, iodide, molecular iodine, and even hypoiodite, so you get the full picture instead of the partial results that other kits may show.
Iodine plays a key role in the health of fish and invertebrates. This salifert test kit supports thyroid function, growth, reproduction, and even helps with osmoregulation. Low iodine levels can lead to problems like poor growth or lethargy, while too much can be just as harmful. Natural seawater actually contains mostly iodate, not just iodide as some hobbyists think, which is why this test kit’s accuracy is so valuable.
The water testing kits are simple to use and give results in just minutes. With up to forty tests included, you can easily stay on top of your iodine levels and keep your marine life thriving in a safe and healthy environment.
Key Benefits
Accurately measures all naturally occurring iodine forms for reliable results.
Helps prevent iodine deficiency, which can affect growth and health.
Supports marine fish and invertebrates by monitoring essential elements.
An easy testing process gives quick and clear results.
Provides peace of mind that your tank stays balanced and thriving.
Show More +
INGREDIENTS ANALYSIS
Liquid
Attributes & Specifications
Target Measurement
Total iodine (all forms)
Suitable For
Marine aquariums
Application
Iodine level monitoring
safety & precautions
Handle reagents carefully to avoid skin and eye contact.
Use in a well-ventilated area.
Keep out of reach of children.
If contact with skin or eyes occurs, rinse thoroughly with water and seek medical advice if irritation persists.
Store reagents in a cool, dry place away from direct sunlight.
DIRECTIONS FOR USE
Fill the test vial with the recommended amount of tank water.
Add reagent 1, mix well, then add reagent 2 drop by drop.
Stop when the color shifts to show iodine levels.
Match the color to the chart for your reading, following the package directions for exact amounts.
Recently Viewed
Frequently Asked Questions
Why is testing iodine so important in a reef tank?
+
Think of iodine as reef vitamins. Corals, fish, and inverts use it for growth, energy, and even reproduction. If levels swing too high or too low, your tank gets cranky. Testing keeps everything humming along.
Does this salifert test kit check all types of iodine?
+
Oh yeah, it’s thorough. Iodide, iodate, molecular iodine, hypoiodite — the whole gang. No half-answers here, you’ll actually know what’s going on.
How often should iodine levels be tested?
+
Most reef nerds (yep, guilty) check weekly, especially if dosing iodine supplements. Regular tests = fewer surprises and happier corals.
How long does each test take?
+
Barely long enough to sip your coffee. A couple drops, a swirl, and boom — color change tells you the story.
How many tests are in one Salifert Iodine Profi-Test Kit?
+
Around 40. That’s months of peace of mind before you even think about grabbing another box.