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Lovibond CHECKIT Comparator Visual Colorimetric Analysis System (Single Parameter, 2in1 & 5in1 Kits)
Compact and ergonomic visual colorimetric system utilizing continuous gradient CHECKIT Discs with long-term optical stability for rapid multi-parameter water analysis in mobile and laboratory environments.
Technical Specifications
| Measurement Principle | Visual Colorimetry with Continuous Gradient CHECKIT Discs |
|---|---|
| Disc Optical Stability | UV-Resistant Long-Term Stable Calibrated Color Discs |
| Available Configurations | Single Parameter, 2-in-1 Dual Parameter, 5-in-1 Water Balance, Testpak |
Full Product Description
The Lovibond CHECKIT Comparator is a compact, versatile visual colorimeter designed for precise mobile water testing and static laboratory routines. Built around the proprietary CHECKIT Disc, each disc features a continuously graduated optical color ring engineered from fade-resistant materials, ensuring long-term color fidelity and reproducible readings. The continuous optical gradient facilitates seamless visual matching between the sample and the standard.
Available System Configurations & Model Breakdown:
1. Single Parameter Test Kits:
• Total Alkalinity / Acid Capacity Ks4.3 (0.5 – 5 mmol/l | Code: 147460)
• Aluminium (0 – 0.3 mg/l Al | Code: 147200)
• Ammonia (0 – 1 mg/l N | Code: 147210) & Ammonia Powder Pack (0 – 0.5 mg/l N | Code: 147211)
• Bromine (0 – 5 mg/l Br | Code: 147280)
• Chlorine DPD (Free & Total):
- Range 0.02 – 0.3 mg/l Cl₂ [Code: 147000]
- Range 0 – 1 mg/l Cl₂ [Code: 147010]
- Range 0 – 2 mg/l Cl₂ [Code: 147040]
- Range 0 – 4 mg/l Cl₂ [Code: 147020]
- Chlorine Powder Pack: 0 – 3.5 mg/l Cl₂ [Codes: 147050 / 147051 / 147052]
- Chlorine KI (High): 10 – 300 mg/l Cl₂ [Code: 147030]
• Chlorine Dioxide (0.01 – 0.2 mg/l ClO₂ | Code: 147330)
• Copper (Cu²⁺): 0 – 1 mg/l [Code: 147230] & 0 – 5 mg/l HR [Code: 147430]
• Iron (Fe): 0.05 – 1 mg/l LR [Code: 147220], 0 – 10 mg/l HR [Code: 147320], & Iron TPTZ [Code: 147470]
• Molybdate: 0 – 10 mg/l LR [Code: 147291], 0 – 100 mg/l HR [Code: 147290], 50 – 500 mg/l [Code: 147295]
• Nitrite: Nitrite LR 0 – 0.5 mg/l N [Code: 147300]; Nitrite Powder Pack 0 – 0.3 mg/l N [Code: 147301]
• Ozone (0 – 1.0 mg/l O₃ | Codes: 147270 / 147275)
• pH Value: Phenol Red (pH 6.5 – 8.4 | Code: 147100), Bromocresol Purple (pH 5.2 – 6.8 | Code: 147110), Bromocresol Purple (pH 6.0 – 7.6 | Code: 147120), Universal (pH 4 – 10 | Code: 147130)
• Phosphate: 0 – 4 mg/l LR [Code: 147240], 0 – 80 mg/l HR [Code: 147250], Powder Pack [Code: 147480]
• Silica: 0.25 – 4 mg/l LR [Code: 147350], 0 – 100 mg/l HR [Code: 147351], 0 – 1 mg/l VLR [Code: 147360]
• Sodium Hypochlorite (2 – 18% NaOCl | Code: 147490), Sulfite (0.5 – 10 mg/l SO₃ | Code: 147380), Zinc (0 – 1 mg/l Zn | Code: 147340).
2. Dual Parameter Test Kits (2 in 1):
• Chlorine 0 – 1.0 mg/l Cl₂ + pH 6.5 – 8.4 [Code: 147016]
• Chlorine 0.1 – 2.0 mg/l Cl₂ + pH 6.5 – 8.4 [Code: 147046]
• Chlorine 0 – 4.0 mg/l Cl₂ + pH 6.5 – 8.4 [Code: 147026]
• Bromine 0 – 5.0 mg/l Br + pH 6.5 – 8.4 [Code: 147285]
• Copper 0 – 1.0 mg/l Cu + pH 6.5 – 8.4 [Code: 147235]
3. 5 in 1 Water Balance Kit (Code: 147028):
• Complete water balance management: Chlorine (0 – 4.0 mg/l), pH (6.5 – 8.4), Cyanuric Acid (20 – 200 mg/l), Calcium Hardness (20 – 800 mg/l CaCO₃), and Total Alkalinity (20 – 800 mg/l CaCO₃).
4. Testpak Concept:
• Cost-effective expansion packs consisting of a specific CHECKIT Disc and reagent set for existing CHECKIT Comparator base unit (Code: 145000) owners.
Available System Configurations & Model Breakdown:
1. Single Parameter Test Kits:
• Total Alkalinity / Acid Capacity Ks4.3 (0.5 – 5 mmol/l | Code: 147460)
• Aluminium (0 – 0.3 mg/l Al | Code: 147200)
• Ammonia (0 – 1 mg/l N | Code: 147210) & Ammonia Powder Pack (0 – 0.5 mg/l N | Code: 147211)
• Bromine (0 – 5 mg/l Br | Code: 147280)
• Chlorine DPD (Free & Total):
- Range 0.02 – 0.3 mg/l Cl₂ [Code: 147000]
- Range 0 – 1 mg/l Cl₂ [Code: 147010]
- Range 0 – 2 mg/l Cl₂ [Code: 147040]
- Range 0 – 4 mg/l Cl₂ [Code: 147020]
- Chlorine Powder Pack: 0 – 3.5 mg/l Cl₂ [Codes: 147050 / 147051 / 147052]
- Chlorine KI (High): 10 – 300 mg/l Cl₂ [Code: 147030]
• Chlorine Dioxide (0.01 – 0.2 mg/l ClO₂ | Code: 147330)
• Copper (Cu²⁺): 0 – 1 mg/l [Code: 147230] & 0 – 5 mg/l HR [Code: 147430]
• Iron (Fe): 0.05 – 1 mg/l LR [Code: 147220], 0 – 10 mg/l HR [Code: 147320], & Iron TPTZ [Code: 147470]
• Molybdate: 0 – 10 mg/l LR [Code: 147291], 0 – 100 mg/l HR [Code: 147290], 50 – 500 mg/l [Code: 147295]
• Nitrite: Nitrite LR 0 – 0.5 mg/l N [Code: 147300]; Nitrite Powder Pack 0 – 0.3 mg/l N [Code: 147301]
• Ozone (0 – 1.0 mg/l O₃ | Codes: 147270 / 147275)
• pH Value: Phenol Red (pH 6.5 – 8.4 | Code: 147100), Bromocresol Purple (pH 5.2 – 6.8 | Code: 147110), Bromocresol Purple (pH 6.0 – 7.6 | Code: 147120), Universal (pH 4 – 10 | Code: 147130)
• Phosphate: 0 – 4 mg/l LR [Code: 147240], 0 – 80 mg/l HR [Code: 147250], Powder Pack [Code: 147480]
• Silica: 0.25 – 4 mg/l LR [Code: 147350], 0 – 100 mg/l HR [Code: 147351], 0 – 1 mg/l VLR [Code: 147360]
• Sodium Hypochlorite (2 – 18% NaOCl | Code: 147490), Sulfite (0.5 – 10 mg/l SO₃ | Code: 147380), Zinc (0 – 1 mg/l Zn | Code: 147340).
2. Dual Parameter Test Kits (2 in 1):
• Chlorine 0 – 1.0 mg/l Cl₂ + pH 6.5 – 8.4 [Code: 147016]
• Chlorine 0.1 – 2.0 mg/l Cl₂ + pH 6.5 – 8.4 [Code: 147046]
• Chlorine 0 – 4.0 mg/l Cl₂ + pH 6.5 – 8.4 [Code: 147026]
• Bromine 0 – 5.0 mg/l Br + pH 6.5 – 8.4 [Code: 147285]
• Copper 0 – 1.0 mg/l Cu + pH 6.5 – 8.4 [Code: 147235]
3. 5 in 1 Water Balance Kit (Code: 147028):
• Complete water balance management: Chlorine (0 – 4.0 mg/l), pH (6.5 – 8.4), Cyanuric Acid (20 – 200 mg/l), Calcium Hardness (20 – 800 mg/l CaCO₃), and Total Alkalinity (20 – 800 mg/l CaCO₃).
4. Testpak Concept:
• Cost-effective expansion packs consisting of a specific CHECKIT Disc and reagent set for existing CHECKIT Comparator base unit (Code: 145000) owners.