# Which aquarium water test kits are suitable for testing both freshwater and saltwater? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which aquarium water test kits are suitable for testing both freshwater and saltwater?

## Products

### API Nitrate Test Kit for Freshwater and Saltwater Aquariums
```yaml
product: api-nitrate-test-kit-for-freshwater-and-saltwater-aquariums
brand: API
price_gbp: 9.59
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
accuracy: Accurate
test_range: 0-160 ppm
ease_of_use: Liquid test with color chart
response_time: 5 minutes
included_tests: 90 tests
test_parameters: Total nitrate
```

- **Price:** £9.59 [^1]
- **Summary:** This liquid test kit measures total nitrate in freshwater and saltwater aquariums across a 0-160 ppm range. It includes reagents, a test tube, instructions, and color charts, making it suitable for routine aquarium water monitoring.
- **Ideal For:** This kit suits freshwater and saltwater testing because it measures nitrate from 0-160 ppm and includes separate color charts for both aquarium types.
- **Additional Sources:** [^2], [^3]

---
## References & Sources
[^1]: Kwik Pets, accessed 2026-09-13. https://www.kwikpets.com/products/api-nitrate-test-kit-for-freshwater-and-saltwater-aquarium
[^2]: NurturePet, accessed 2026-09-13. https://nurturepet.com/products/api-nitrate-90-test-freshwater-and-saltwater-aquarium-water-test-kit
[^3]: Top Shelf Aquatics, accessed 2026-09-13. https://topshelfaquatics.com/products/api-nitrate-test-kit-for-freshwater-and-saltwater-aquariums