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D-Activated Animal-Sterol (D3)
It is suitable for use with both mechanical and biological filtration systems in either freshwater or saltwater aquariums
The response of the unit may be checked by holding it briefly over the mouth of an ammonia bottle: color should develop rapidly
AQUASYS 235 CABINET 90L X 55 D X 80CM H WHITE
Suitable for
API Saltwater Master Liquid Test Kit Zeo D-Activated Animal-Sterol (D3)API Saltwater Test Kit, includes 6 bottles of testing solution, 1 colour card and 4 glass test tubes with cap. Measures levels of high range pH, ammonia, nitrite and nitrate. Use for weekly monitoring and when water or fish problems appear.
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