About this item

• Contains one (1) API AMMONIA TEST STRIPS Freshwater and Saltwater Aquarium Water Test Strips 25-Test Box
• Monitors water quality and prevents invisible water problems that can be harmful to fish
• Dip test strips into aquarium water and check colours for fast and accurate results
• Monitors water quality and prevents invisible water problems that can be harmful to fish
• Dose several times a week when starting a new aquarium then weekly or when problem arise