Lovibond AF424 Hardness Test Kit
Each MINIKIT is supplied in a flip top case containing a shaker tube, rapid dissolving tablet reagents and instructions.
The Tablet Count Method is a tablet based titration. Tablets are dissolved in a known volume of liquid until a colour change occurs. A calculation is then used to determine the concentration in mg/l or ppm.
Total Hardness AF424 MINIKIT
Range: Hardness Total 10-500 mg/l CaCO3
Suitable Reagents
Total Hardness 100 pack 515160BT
Total Hardness 250 pack 515161BT
Delivery Content
Kit in a plastic box
Tablet reagents for an average of 30 tests
Sample container
Required accessories
Instruction manual
Sku: 414240
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.