Lovibond® MD 100 Colorimeter – Chlorine LR, Chlorine HR, Chlorine Dioxide (Tablet Reagents)

Lovibond® MD 100 Colorimeter – Chlorine LR, Chlorine HR, Chlorine Dioxide (Tablet Reagents)

This Lovibond® MD 100 is a 3-in-1 chlorine and chlorine dioxide colorimeter designed for accurate water testing using tablet reagents. With rugged waterproof construction and factory-programmed calibration, it’s ideal for field and lab use in disinfection control, drinking water, and wastewater monitoring.

Also known as a photometer, this device supports free and total chlorine (low and high range) and chlorine dioxide determination using DPD and iodometric methods.

Key Features:

• Measurement Parameters:
  • Chlorine LR (DPD): 0.01–6.0 mg/L Cl₂
  • Chlorine HR (DPD): 5–200 mg/L Cl₂
  • Chlorine Dioxide (DPD): 0.02–11 mg/L ClO₂
• Reagent Type: DPD No. 1, DPD No. 3, Chlorine HR (KI), Acidifying GP tablets
• Optical System: LED with interference filter, 5 nm bandwidth
• One-Time-Zero (OTZ): Zero once per series—no need to re-zero between tests
• User Calibration: One-point calibration; ABS and %T supported
• Data Storage: Stores 16 results with date/time stamp; IRiM-compatible
• Waterproof Rating: IP68; submersible up to 1 hour at 0.1 m; floats if dropped
• Interface: Scroll-driven menu and last-result recall
• Ergonomic Design: Compact housing with rubber feet for lab stability

Technical Specifications:

• Wavelengths: 530 nm, 560 nm
• Power Supply: 4 × AAA batteries (approx. 5000 tests)
• Display Units: mg/L, ABS, %T
• Memory: 16 test results
• Warranty: 2 years
• Included Accessories: 3 × 24 mm round glass vials with lids; DPD No. 1, DPD No. 3, Chlorine HR (KI), and Acidifying GP tablets; stirring rod; brush; instruction manual; certificate of compliance; carrying case

Applications:

Ideal for disinfection control, drinking water treatment, cooling and boiler water systems, and wastewater monitoring, the MD 100 3-in-1 model delivers versatile chlorine and chlorine dioxide analysis in the field or lab.