ValidCheck COD 500 mg/L + TOC 200 mg/L
ValidCheck COD 500 mg/L + TOC 200 mg/L
Put your entire water analysis process to the test
- Ready-to-use solutions
- Exactly adjusted concentrations
- Adapted to special applications
- Multistandards with top-up solution
The accuracy of analytical methods is a prerequisite for reliable water analysis. With the ValidCheck Standards, the user has ready-to-use solutions for this task with tight tolerances. A dilution is not necessary.
With the Lovibond ValidCheck standards you not only check the functionality of the photometer, but the entire process. Starting from sample handling, the preparation, up to the actual measurement to identify potential errors and increase the accuracy of your results.
ValidCheck Standards are available as
- Single Parameter Standards
- Multi-Parameter Sets for different applications
ValidCheck Standards are manufactured in a defined matrix, under strictly controlled conditions with tightly defined tolerances.
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.