1,500৳
The Keen Total Hardness Test Kit is a premium-quality chemical titration kit specially designed for accurate determination of total water hardness (as CaCO₃) in industrial, laboratory, and field applications.
This reliable EDTA-based complexometric titration kit measures hardness in two precise ranges — 1 ppm/drop and 5 ppm/drop — allowing users to select the most suitable sensitivity level. It comes as a complete, ready-to-use setup with reagents, beakers, droppers, and detailed instructions, capable of performing approximately 100 tests.
Switch between 1 ppm/drop and 5 ppm/drop measurements simply by adjusting sample volume — perfect for both low and high hardness water samples.
(10 mL sample = 5 ppm/drop; 50 mL sample = 1 ppm/drop)
No calculator needed! Just count the drops, multiply by the range value, and get instant results. Perfect for technicians, field operators, and lab professionals.
Includes every essential accessory — reagent bottles, titration beakers, droppers, and a step-by-step instruction manual. No additional tools required.
Each reagent is pre-formulated for accuracy and clearly labeled with lot number and expiration date, ensuring reliability and traceability for quality audits.
The kit uses the EDTA complexometric titration method with a calmagite indicator, recognized globally as the standard for total hardness testing.
Performs up to 100 complete tests, making it an economical choice for routine water quality monitoring and industrial applications.
Water hardness is primarily caused by calcium (Ca²⁺) and magnesium (Mg²⁺) ions, and sometimes by iron, manganese, or zinc. Hard water can lead to scaling, clogging, and decreased efficiency in equipment like boilers, heat exchangers, and textile machines.
Regular monitoring using the Keen RMR-2003 Test Kit helps control these issues, ensuring optimum performance and longer lifespan of water systems and industrial machinery.
This versatile test kit is ideal for use in:
| Parameter | Description |
|---|---|
| Model | Keen RMR-2003 |
| Measurement Range | 1 ppm/drop and 5 ppm/drop |
| Method | Complexometric titration using EDTA |
| Indicator | Calmagite |
| Tests per Kit | Approximately 100 |
| Resolution Control | Adjustable by sample volume |
| Supplied Items | Reagents, Beakers, Droppers, Instruction Manual |
| Storage | Store in a cool, dry place away from sunlight |

About Labzo Bangladesh
Labzo Bangladesh is a trusted seller, supplier, and stockist of high-quality Chinese-branded and non-branded laboratory equipment, scientific instruments, chemicals, reagents, microscopes, telescopes, medical devices, and more across Bangladesh.
We are committed to providing genuine products through both our online platform and direct sales, ensuring reliability, authenticity, and consistent quality for laboratories, educational institutions, research centers, and industrial users.
With a focus on affordable pricing, nationwide delivery, and professional after-sales support, Labzo Bangladesh is your go-to partner for all scientific and laboratory needs.
Our social media link: https://www.facebook.com/labzobangladesh
Delivery within 1-3 working days in Dhaka City and 3-5 working days anywhere in Bangladesh.
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Products shown are not ready-stock items, but we can deliver within:
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