Seachem MultiTest: Ammonia 75 Tests
The MultiTest™ Ammonia kit accurately measures both total and toxic free ammonia levels in fresh and marine water down to 0.05 mg/L. Its unique chemical basis minimizes interference from other substances, providing reliable readings of the crucial free ammonia form. This comprehensive kit performs over 75 tests and includes a reference sample for result validation.
| Test Type | Measurement Range | Accuracy |
|---|---|---|
| Total Ammonia | 0.05 mg/L to 10 mg/L | ±0.05 mg/L |
| Free Ammonia | 0.05 mg/L to 10 mg/L | ±0.05 mg/L |
| Reference Sample | Included | For result validation |
FAQ
How many tests can be performed with this kit?
This kit performs over 75 tests.
Can this test kit measure both total and free ammonia?
Yes, it measures both total and toxic free ammonia levels in water.
Is the test accurate in marine and freshwater environments?
Yes, the kit is designed for use in both fresh and marine water.

Irene Taylor –
I’ve used this kit for several months in my freshwater tank. The results are consistent and easy to read. The reference sample helps confirm accuracy, which is a big plus for new aquarium owners.
Peter Vance –
The test strips are reliable and the instructions are clear. I noticed the free ammonia reading was more sensitive than expected, which helped me catch a spike early.
Sam Powell –
Great value for the number of tests. I used it to monitor my marine tank and found the precision helpful in adjusting water changes.