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🌊 Dive deep into reef mastery—because your aquarium deserves precision and care!
The API REEF MASTER TEST KIT is a comprehensive water testing solution designed exclusively for reef aquariums. It accurately monitors four critical parameters—calcium, carbonate hardness, phosphate, and nitrate—using seven testing solutions, four test tubes, and color-coded cards. Ideal for weekly use, it helps prevent fish loss and algae blooms by detecting harmful water imbalances early, ensuring a thriving, balanced reef environment.













| ASIN | B001D6Z7QW |
| ASIN | B001D6Z7QW |
| Best Sellers Rank | #1,897 in Pet Supplies ( See Top 100 in Pet Supplies ) #3 in Aquarium Test Kits |
| Brand Name | API |
| Color | Catnip |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,899) |
| Date First Available | July 25, 2005 |
| Date First Available | July 25, 2005 |
| Department | Unisex-Adult |
| Department | Unisex-Adult |
| Directions | Follow the instructional booklet directions for individual testing of each water parameter, and test weekly for best results. |
| Included Components | all |
| Item Dimensions LxWxH | 7 x 5.75 x 4.75 inches |
| Item Package Dimensions L x W x H | 6.8 x 5.1 x 4.3 inches |
| Item Weight | 1.1 pounds |
| Item model number | 402M |
| Item model number | 402M |
| Manufacturer | Mars Fishcare |
| Manufacturer | Mars Fishcare |
| Manufacturer recommended age | 1 month and up |
| Material | Plastic |
| Model Name | REEF MASTER TEST KIT |
| Number of Items | 12 |
| Product Dimensions | 7 x 5.75 x 4.75 inches; 1.1 pounds |
| Size | Pack of 1 |
| Style | Reef |
| Target Audience Keyword | fish |
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