Lovibond Md600 Maxidirect Complete Photometer

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Specifications:

Application	Water Quality Analysis	Warranty	1 Year
Storage Temperature	Room Temperature
Product Type	Laboratory Equipment
Product Brand	Lovibond
Product Grade	Analytical grade

Overview
Resource

Multiparameter Colorimeter for Comprehensive Water Quality Testing – Rugged, Portable, Pre-Programmed

The Lovibond® MD 600 Maxidirect is a rugged, field-ready multiparameter photometer pre-programmed with 118+ colorimetric methods, designed to deliver accurate, reproducible results for a wide range of water quality applications. Engineered for portability and usability in harsh environments, the MD600 is equipped with six-wavelength LED optics, a multilingual interface, and the ability to store, retrieve, and export data via an infrared interface.

Packaged in a durable carrying case, the MD 600 is the complete solution for on-site testing in municipal, industrial, food and beverage, wastewater, and environmental settings. Its user-customizable menu, method-specific reagent info, and software update functionality ensure your device remains future-ready and tailored to your specific testing needs.

Key Features

🔹 118+ Pre-programmed Tests: Covers major water quality parameters across diverse industries
🔹 User-Favorite Test Menu: Customize the display to show only the parameters you routinely use
🔹 Scroll-Based Navigation: No method number memorization needed
🔹 One-Time Zero Function: Increases workflow speed by eliminating repeated zeroing
🔹 Custom Method Support: Create and store up to 35 user-defined calibration curves
🔹 Durable & Waterproof (IP68): Suitable for field and benchtop use in rugged environments
🔹 Reagent Flexibility: Supports tablet, powder pack, and liquid reagents
🔹 Accurate Optical System: 6-wavelength LED with interference filters
🔹 Infrared Data Transfer: Export test results via IRiM interface as Excel or .txt files
🔹 Software Upgradable: Free firmware updates ensure compatibility with new methods

Applications

✔️ Drinking Water Quality Monitoring
✔️ Wastewater Treatment
✔️ Boiler & Cooling Water Analysis
✔️ Disinfection Control (e.g., Chlorine, Ozone)
✔️ Food & Beverage Water Compliance
✔️ Pool & Spa Management
✔️ Galvanization and Industrial Processing

Technical Specifications

Parameter	Specification
Optics	LED, interference filters (6 wavelengths)
Wavelengths	430, 530, 560, 580, 610, 660 nm (±1 nm accuracy)
Photometric Accuracy	±2% FS (20–25 °C)
Compatible Vials	10 mm, 13 mm, 16 mm, 24 mm round cuvettes
Display	Graphic display with scroll menu
Interface	Infrared (IRiM compatible)
Memory	Approx. 1000 data sets with location, time, date
Keypad	Acid/solvent resistant, touch-sensitive with beeper
Power Supply	4 × AA batteries (Mignon LR6)
Battery Life	Approx. 26 hours continuous use
Operating Conditions	5 – 40 °C, 30 – 90% RH (non-condensing)
Auto-Off	Yes
Protection Class	IP 68
Compliance	CE
Languages Supported	English, German, French, Spanish, Italian, Portuguese, Polish, Indonesian

The Lovibond® MD 600 Maxidirect provides a portable, robust, and highly flexible water testing solution for professionals who need fast, accurate data across a wide parameter range. Whether you're monitoring municipal water, industrial effluent, or disinfection levels, the MD 600 adapts to your workflow, minimizes human error, and keeps your process in compliance with evolving standards.

Range

Testparameter	Measuring Range	Method No.	Chemical Method
Alkalinity-m HR T	5 - 500 mg/L CaCO3	M31	Acid / Indicator
Alkalinity-m T	5 - 200 mg/L CaCO3	M30	Acid / Indicator
Alkalinity-p T	5 - 500 mg/L CaCO3	M35	Acid / Indicator
Aluminium PP	0.01 - 0.25 mg/L Al	M50	Eriochrom Cyanine R
Aluminium T	0.01 - 0.3 mg/L Al	M40	Eriochrom Cyanine R
Ammonia HR TT	1.0 - 50 mg/L N	M66	Salicylate
Ammonia LR TT	0.02 - 2.5 mg/L N	M65	Salicylate
Ammonia PP	0.01 - 0.8 mg/L N	M62	Salicylate
Ammonia T	0.02 - 1 mg/L N	M60	Indophenole Blue
Bromine PP	0.05 - 4.5 mg/L Br2	M81	DPD
Bromine T	0.05 - 13 mg/L Br2	M80	DPD
Chloramine (M) PP	0.02 - 4.5 mg/L NH2Cl as Cl2	M63	Indophenole method
Chloride L (B)	0.5 - 20 mg/L Cl-	M92	Mercury Thiocyanate / Iron Nitrate
Chloride T	0.5 - 25 mg/L Cl-	M90	Silver Nitrate / Turbidity
Chlorine (free) and Monochloramine	0.02 - 4.50 mg/L Cl2	M64	Indophenole method
Chlorine dioxide PP	0.04 - 3.8 mg/L ClO2	M122	DPD
Chlorine dioxide T	0.02 - 11 mg/L ClO2	M120	DPD / Glycine
Chlorine HR 2 PP	0.1 - 10 mg/L Cl2	M112	DPD
Chlorine HR (KI) T	5 - 200 mg/L Cl2	M105	KI / Acid
Chlorine HR PP	0.1 - 8 mg/L Cl2	M111	DPD
Chlorine HR T	0.1 - 10 mg/L Cl2	M103	DPD
Chlorine L	0.02 - 4.0 mg/L Cl2	M101	DPD
Chlorine MR PP	0.02 - 3.5 mg/L Cl2	M113	DPD
Chlorine PP	0.02 - 2 mg/L Cl2	M110	DPD
Chlorine T	0.01 - 6.0 mg/L Cl2	M100	DPD
Chromium PP	0.02 - 2 mg/L Cr	M125	Diphenylcarbazide
COD HR TT	200 - 15000 mg/L COD	M132	Dichromate / H2SO4
COD LMR TT	15 - 300 mg/L COD	M133	Dichromate / H2SO4
COD LR TT	3 - 150 mg/L COD	M130	Dichromate / H2SO4
COD MR TT	20 - 1500 mg/L COD	M131	Dichromate / H2SO4
Copper L	0.05 - 4 mg/L Cu	M151	Bicinchoninate
Copper PP	0.05 - 5 mg/L Cu	M153	Bicinchoninate
Copper T	0.05 - 5 mg/L Cu	M150	Biquinoline
Copper VLR PP	2 - 210 µg/L Cu	M152	Porphyrine Indicator
CyA HR T	10 - 200 mg/L CyA	M161	Melamine
Cyanide L	0.01 - 0.5 mg/L CN-	M157	Pyridine-barbituric Acid
CyA T	10 - 160 mg/L CyA	M160	Melamine
DEHA PP	0.02 - 0.5 mg/L DEHA	M167	PPST
DEHA T (L)	0.02 - 0.5 mg/L DEHA	M165	PPST
Fluoride 2 L	0.1 - 2 mg/L F-	M172	SPADNS
Fluoride L	0.05 - 2 mg/L F-	M170	SPADNS
H2O2 HR L	40 - 500 mg/L H2O2	M214	Titanium Tetrachloride / Acid
H2O2 LR L	1 - 50 mg/L H2O2	M213	Titanium Tetrachloride / Acid
H2O2 T	0.03 - 3 mg/L H2O2	M210	DPD / Catalyst
Hardness Ca and Mg L	0.05 - 4 mg/L CaCO3	M199	Calmagite
Hardness Ca and Mg MR TT	10 - 360 mg/L CaCO3	M198	Calmagite
Hardness Calcium (B) T	20 - 500 mg/L CaCO3	M191	Murexide
Hardness Calcium (B) T	50 - 900 mg/L CaCO3	M190	Murexide
Hardness total HR T	20 - 500 mg/L CaCO3	M201	Metallphthaleine
Hardness total T	2 - 50 mg/L CaCO3	M200	Metallphthaleine
Hazen 24	10 - 500 mg/L Pt	M204	(APHA) Platinum Cobalt Standard Method
Hydrazine L	0.01 - 0.6 mg/L N2H4	M206	Dimethylaminobenzaldehyde
Hydrazine P	0.05 - 0.5 mg/L N2H4	M205	Dimethylaminobenzaldehyde
Hypochlorite T	0.2 - 16 % NaOCl	M212	Potassium Iodide
Iron (TPTZ) PP	0.02 - 1.8 mg/L Fe	M223	TPTZ
Iron HR L	0.1 - 10 mg/L Fe	M227	Thioglycolate
Iron in Mo PP (224)	0.01 - 1.8 mg/L Fe	M224	TPTZ
Iron LR L (A)	0.03 - 2 mg/L Fe	M225	Ferrozine / Thioglycolate
Iron LR L (B)	0.03 - 2 mg/L Fe	M226	Ferrozine / Thioglycolate
Iron PP	0.02 - 3 mg/L Fe	M222	1,10-Phenanthroline
Iron T	0.02 - 1 mg/L Fe	M220	Ferrozine / Thioglycolate
KS4.3 T	0.1 - 4 mmol/L KS4.3	M20	Acid / Indicator
lodine T	0.05 - 3.6 mg/L I	M215	DPD
Manganese HR PP	0.1 - 18 mg/L Mn	M243	Periodate Oxidation
Manganese L	0.05 - 5 mg/L Mn	M245	Formaldoxime
Manganese LR PP	0.01 - 0.7 mg/L Mn	M242	PAN
Manganese T	0.2 - 4 mg/L Mn	M240	Formaldoxime
Molybdate HR L	1 - 100 mg/L MoO4	M254	Thioglycolate
Molybdate HR PP	0.3 - 40 mg/L Mo	M252	Mercaptoacetic Acid
Molybdate LR PP	0.03 - 3 mg/L Mo	M251	Ternary Complex
Molybdate T	1 - 50 mg/L MoO4	M250	Thioglycolate
Nickel L	0.2 - 7 mg/L Ni	M256	Dimethylglyoxime
Nitrate MR PP	1 - 30 mg/L NO3-N	M261	Zinc Reduction
Nitrate T	0.08 - 1 mg/L N	M260	Zinc Reduction / NED
Nitrate TT	1 - 30 mg/L N	M265	Chromotropic Acid
Nitrite HR PP	2 - 250 mg/L NO2 -	M273	Ferrous Sulfate Method
Nitrite HR TT	0.3 - 3 mg/L N	M276	Sulfanilic / Naphthylamine
Nitrite LR TT	0.03 - 0.6 mg/L N	M275	Sulfanilic / Naphthylamine
Nitrite PP	0.01 - 0.3 mg/L N	M272	Diazotation
Nitrite T	0.01 - 0.5 mg/L N	M270	N-(1-Naphthyl)-ethylendiamine
Nitrite VHR L	25 - 2500 mg/L NO2 -	M271	Ferrous Sulfate Method
Oxygen active T	0.1 - 10 mg/L O2	M290	DPD
Oxygen dissolved C	10 - 800 µg/L O2	M292	Rhodazine D TM
Ozone PP	0.015 - 1.2 mg/L O3	M301	DPD / Glycine
Ozone T	0.02 - 2 mg/L O3	M300	DPD / Glycine
Phenol T	0.1 - 5 mg/L C6H5OH	M315	4-Aminoantipyrine
PHMB T	2 - 60 mg/L PHMB	M70	Buffer / Indicator
Phosphate h. TT	0.02 - 1.6 mg/L P	M325	Phosphomolybdenum Blue
Phosphate HR C	1.6 - 13 mg/L P	M327	Vanadomolybdate
Phosphate HR L	5 - 80 mg/L PO4	M335	Vanadomolybdate
Phosphate HR T	0.33 - 26 mg/L P	M321	Vanadomolybdate
Phosphate HR TT	1 - 20 mg/L P	M322	Vanadomolybdate
Phosphate LR C	0.02 - 1.6 mg/L P	M328	Stannous Chloride
Phosphate LR L	0.1 - 10 mg/L PO4	M334	Phosphomolybic Acid / Ascorbic Acid
Phosphate LR T	0.02 - 1.3 mg/L P	M320	Phosphomolybdenum Blue
Phosphate PP	0.02 - 0.8 mg/L P	M323	Phosphomolybdenum Blue
Phosphate t. TT	0.02 - 1.1 mg/L P	M326	Phosphomolybdenum Blue
Phosphate TT	0.02 - 1.63 mg/L P	M324	Phosphomolybdenum Blue
Phosphonate PP	0.02 - 125 mg/L PO4	M316	Persulfate UV Oxidation Method
pH-value HR T	8.0 - 9.6 pH	M332	Thymol Blue
pH value L	6.5 - 8.4 pH	M331	Phenol Red
pH-value LR T	5.2 - 6.8 pH	M329	Bromocresolpurple
pH-value T	6.5 - 8.4 pH	M330	Phenol Red
Polyacrylate L	1 - 30 mg/L Polyacryl	M338	Turbidity
Potassium T	0.7 - 16 mg/L K	M340	Tetraphenylborat Turbidity
Silicate HR PP	1 - 90 mg/L SiO2	M352	Silicomolybdate
Silicate L	0.1 - 8 mg/L SiO2	M353	Heteropolyblue
Silicate LR PP	0.1 - 1.6 mg/L SiO2	M351	Heteropolyblue
Silicate T	0.05 - 4 mg/L SiO2	M350	Silicomolybdenum Blue
Sulphate HR PP	50 - 1000	M361	Bariumsulphate Turbidity
Sulphate PP	5 - 100 mg/L SO4 2-	M360	Bariumsulphate Turbidity
Sulphate T	5 - 100 mg/L SO4 2-	M355	Bariumsulphate Turbidity
Sulphide L	15 - 1400 µg/L S2-	M366	Methylene Blue
Sulphide T	0.04 - 0.5 mg/L S2-	M365	DPD / Catalyst
Sulphite T	0.1 - 5 mg/L SO3	M370	DTNB
Surfactants M. (anion.) TT	0.05 - 2 mg/L SDSA	M376	Methylene Blue
Surfactants M. (cation.) TT	0.05 - 1.5 mg/L CTAB	M378	Disulphine Blue
Surfactants M. (not ionic) TT	0.1 - 7.5 mg/L Triton X-100	M377	TBPE
Suspended solids 24	10 - 750 mg/L TSS	M384	Turbidity / Attenuated Radiation Method
Tannin L	0.5 - 20 mg/L Tannin	M389
TN HR TT	5 - 150 mg/L N	M281	Persulphate Digestion
TN LR TT	0.5 - 25 mg/L N	M280	Persulphate Digestion
TOC HR M. TT	50 - 800 mg/L TOC	M381	H2SO4 / Persulphate / Indicator
TOC LR M. TT	5 - 80 mg/L TOC	M380	H2SO4 / Persulphate / Indicator
Triazole PP	1 - 16 mg/L Benzotriazole or Tolyltriazole	M388	Catalyzed UV Digestion
Turbidity 24	10 - 1000 FAU	M386	Attenuated Radiation Method
Urea T	0.1 - 2.5 mg/L Urea	M390	Indophenol / Urease
Zinc L	0.1 - 2.5 mg/L Zn	M405	Zincon / EDTA
Zinc T	0.02 - 1 mg/L Zn	M400	Zincon