Palintest Hardicol Hardness Reagents
Palintest Hardicol Hardness Tablets provide a simple yet effective way to measure water hardness, specifically the levels of calcium and magnesium ions in water samples.
Ideal for use in a variety of systems such as drinking water testing, industrial processes, pools and aquariums, Hardicol Hardness Tablets help to ensure a balanced water chemistry, preventing issues like scale buildup and corrosion.
Hardness tablets are suitable for use with Palintest photometers.
Hardness – Total (Hardicol®) 0 – 500 mg/l CaCO3
As part of our ongoing commitment to making water quality testing even better and more efficient, we are making the test component from tablet to a liquid formulation. This change is designed to improve supply to our customers and deliver a better solution.
What does this mean to you?
Enhanced convenience: The liquid formulation simplifies the preparation process, simplifying the crushing steps.
Precision: The liquid form ensures consistent dosing, allowing for more repeatable results.
Same reliable performance: We have conducted rigorous testing to ensure you continue to rely on the same high-quality results now in a more user-friendly format.
Different size boxes available including 50, & 250
AP 254: 250 pack
PM 254: 50 Pack
Frequently Asked Questions
Clear answers to help you choose the right water testing solution with confidence
Which brands of water testing kits do you supply?
Do you provide kits for both home and professional use?
Yes — whether you’re a pool or spa owner, aquarium keeper, utility company, or a university laboratory, we have the right solution for your needs.
Can I arrange servicing or calibration for my photometer?
Absolutely. We also provide servicing and calibration to keep your photometers accurate and reliable.
How quickly do you dispatch orders?
Orders placed before 2:30 pm (Monday–Friday) are dispatched the same day. We also ship on Saturdays for your convenience.
Which couriers do you use for delivery?
We deliver through UPS, DPD, and Royal Mail. You can also choose to upgrade to next-day delivery at checkout.
What is your return policy?
We accept returns within 14 days of delivery provided the items are unused, in their original packaging, and in resalable condition. Please contact our team before returning any items.
Can I place bulk or business orders?
Yes, we welcome bulk, trade, and institutional orders. For tailored pricing or large quantities, please get in touch with us directly.
How can I get help if I’m unsure which kit to buy?
You can call us at 📞 +44 (0)115888 2726 and our team will guide you in choosing the most suitable kit for your needs.