






Lovibond MD 100 Boiler Water Photometer
A dedicated Lovibond photometer for boiler water with one photometer to carry out all the tests associated with boiler water.
Plant managers no longer need to use multiple kits with up to 13 different pieces of equipment, when one is now available.
The photometer has a dedicated range of application-specific tests.
With the same degree of accuracy and repeatability, they are ideal for the operator who requires a multi-parameter instrument, without the need to invest in a high-end, all-encompassing product.
A dedicated Lovibond photometer for boiler water. With one photometer to carry out all the tests associated with boiler water.
Plant managers no longer need to use multiple kits with up to 13 different pieces of equipment ,when one is now available.
The photometer has a dedicated range of application-specific tests.
With the same degree of accuracy and repeatability, they are ideal for the operator who requires a multi-parameter instrument, without the need to invest in a high-end, all-encompassing product.
Combining additional tests for pH, conductivity and other titration tests such as alkalinity, hardness and sulphite, the user can request a complete analysis set, ideal for cooling system or boiler plant management.
The photometer is supplied pre-calibrated with test methods, simply add the appropriate Lovibond® reagent sets (tablets, powder packs and liquids).
Manufactured under tightly controlled conditions, sealed reagents have a shelf-life of up to 10 years since, until used, they are not exposed to the elements.
The MD 100 Boiler Water Photometer can be combined in a Build Your Own Test Kit with:
Compact Case, 10 Plastic Tablet Boxes, Syringes, Crushing Rod, Titration Jar, Selected Reagents, Space for 2 x SD Meters, Space for Drop Test Reagents
Testparameter |
Measuring Range |
Method No. |
Chemical Method |
Aluminium PP |
0.01 - 0.25 mg/l Al |
M50 |
Eriochrom Cyanine R |
Chloride L (A) |
0.5 - 20 mg/l Cl- |
M92 |
Mercury Thiocyanate / Iron Nitrate |
Copper T |
0.05 - 5 mg/l Cu |
M150 |
Biquinoline |
DEHA PP |
0.02 - 0.5 mg/l DEHA |
M167 |
PPST |
Hydrazine P |
0.05 - 0.5 mg/l N2H4 |
M205 |
Dimethylaminobenzaldehyde |
Iron LR L (A) |
0.03 - 2 mg/l Fe |
M225 |
Ferrozine / Thioglycolate |
Oxygen dissolved C |
10 - 800 µg/l O2 |
M292 |
Rhodazine D TM |
Phosphate HR L |
5 - 80 mg/l PO4 |
M335 |
Vanadomolybdate |
Polyacrylate L |
1 - 30 mg/l Polyacryl |
M338 |
Turbidity |
Silicate HR PP |
1 - 90 mg/l SiO2 |
M352 |
Silicomolybdate |

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.