Bộ Kiểm Tra HR Tổng Độ Cứng (400-3000 mg / L) Hanna Instruments HI3842

The HI3842 is a chemical test kit that measures total hardness as CaCO₃ by titration with EDTA. The HI3842 is supplied complete with all of the reagents and equipment necessary to perform approximately 50 tests.

• Pre-made reagents for ease of use
• All reagents marked with expiration date and lot number for traceability
• Manual titration performed with color indicator