Total HardWater Test Kit - AE211 - CaCO3 Hard water is a common issue caused by the presence of dissolved minerals, particularly calcium and magnesium ions. When water passes through or over deposits such as limestone, the levels of these ions significantly increase, classifying the water as hard. The Total HardWater Test Kit - AE211 - Caco3 is specifically designed to measure water hardness accurately and efficiently, making it an essential tool for industrial and environmental applications. Features of Total Hard Water Test Kit  Onsite Field Test Kit: Perfect for field testing in both industrial and environmental scenarios. Easy-to-Follow Procedures: Simple and user-friendly, ensuring accurate results with minimal effort. International Standards Compliance: Based on APHA, AWWA, and IS standards for dependable testing. Rapid, Accurate, and Reliable Results: Provides precise measurements of water hardness quickly and consistently. Portable Carry Case: Housed in a sturdy plastic case for easy transport and convenience. Specifications of Total HardWater Test Kit Product Code: AE211 Range: 2 - 40 & 25 - 500 PPM (MG/L) Number of Tests: 250 HSN: 90275090 Packing: Durable Plastic Case