








Lovibond TB300IR TurbiDirect
- Meets EN ISO 7027
- Automatic overall range adjustment with Standard-Set T-Cal
- Autoranging
- High accuracy
up to 500 NTU and ± 5 % thereafter. A large graphic display, a choice of several different languages and user-friendly operating instructions make the device extremely easy to use. Software updates (for example: languages) can be downloaded free of charge from our website www.lovibond.com.
Optics | Turbidity is measured according to EN ISO 7027 by nephelometric means (90° scattered light) |
Measuring Principle | nephelometric (90° scattered light) |
Measuring Range | 0.01 - 1100 NTU (Autorange) |
Accuracy | ± 2 % of reading, or ± 0.01 NTU, whichever is bigger, in the range of 0.01 - 500 NTU ; ± 5 % of reading in the range of 500 - 1000 NTU |
Suitable Vials | Round Cuvettes 24 mm |
Display | Graphic-Display |
Interfaces | RS 232 |
Operation | acid and solvent resistant; membrane keypad |
Auto – OFF | Yes |
Calibration | automatic overall range adjustment with Standard-Set T-Cal |
Updates | Software update via Internet |
Internal Storage | 1000 data sets |
Power Supply | 7 NiMH-battery pack (AA/Mignon) Universal (90 - 240 VAC), via external power supply |
Clock | Real Time Clock |
Portability | Benchtop |
Environmental Conditions | 5 - 40 °C at 30 - 90 % relative humidity (non condensing) |
Compliance | CE |
Dimensions | 265 x 195 x 70 mm |
Weight | 1000 g (incl. batteries) |
Weight with Packaging | (incl. batteries) |
Testparameter | Measuring Range | Method No. |
---|---|---|
Turbidity | 0.01 - 1100 NTU |
- Instrument in carrying case
- 1 Set of turbidity standards T-CAL
- 7 Rechargeable batteries (AA)
- 1 Lithium battery (If selected)
- Mains charger
- 100-240 V
- PC Connection cable
- 4 Vials (ø 24 mm) with lids
- Warranty information
- Certificate of Compliance
- Instruction Manual

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.