Primelab Phenol No 1 Tablets
PrimeLab Phenol Red No. 1 Tablets are essential reagents designed for the accurate measurement of pH levels in swimming pools, spas, and other water systems.
These tablets are formulated for use with PrimeLab machines ONLY, ensuring reliable and consistent results to help maintain optimal water quality and balance.
Each tablet is individually sealed in a blister pack to protect from moisture and contamination, ensuring long shelf life and consistent performance.
Phenol (ID 98) 0 – 5 mg/l
Available in different pack sizes
TbsHPhen150 : 50 pack
TbsHPhen1100: 100 pack
TbsHPhen1250: 250 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.