• Simple to use
• Range from 6-9
• Freshwater aquariums and ponds
• 40 Tests

Cascade Koi & Aquatics Have been selling and using NT Labs test kits for many years. Help keep your fish live in a safe environment with regular water testing.

PH 6-9 Test is suitable for all freshwater aquariums & ponds This test measures a range of pH values, so is suitable for testing the waters of acid-loving Amaxonian fish to the alkaline waters required by East African Cichlids.