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Mettler Toledo Refractometer Excellence R4
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Specifications:
| Application | Analytical Chemistry |
| Storage Temperature | Ambient |
| Product Type | Laboratory Equipment |
| Product Brand | METTLER TOLEDO™ |
| Product Grade | Analytical grade |
The Mettler Toledo Excellence Refractometers R4 and R5 are high-performance benchtop instruments designed for accurate refractive index and Brix measurements across a wide range of applications. Both models share many advanced features, but the R5 offers enhanced precision and expanded functionality for demanding workflows. Below is a detailed description and comparison of these two models.
Refractometer Excellence R4
Key Features:
- Measurement Range:
- Refractive Index (nD): 1.3200 - 1.7000
- Brix: 0–100% w/w
- Accuracy:
- Refractive Index (nD): ±0.00002
- Brix: ±0.05% w/w
- Temperature Control:
- Range: 5°C to 100°C
- Accuracy: ±0.1°C
- Automation:
- Compatible with autosamplers for automated sampling, rinsing, and drying.
- Ease of Use:
- One Click™ user interface for intuitive operation.
- Supports multiparameter measurements (refractive index, pH, titration, etc.).
- Data Integration:
- LabX® software compatibility for data management, compliance, and integration with LIMS or SAP systems.
- Applications:
- Ideal for routine quality control, research, and industrial applications.
- Measures refractive index, Brix, and user-defined concentration scales.
Refractometer Excellence R5
Key Features:
- Measurement Range:
- Refractive Index (nD): 1.32000 - 1.58000
- Brix: 0–100% w/w
- Accuracy:
- Refractive Index (nD): ±0.000014
- Brix: ±0.014% w/w
- Temperature Control:
- Range: 5°C to 75°C
- Accuracy: ±0.03°C
- Enhanced Precision:
- Higher measurement precision compared to the R4, making it suitable for highly sensitive applications.
- Automation:
- Same automation capabilities as the R4, including autosamplers for efficiency.
- Data Management:
- Full integration with LabX® software for 21 CFR Part 11 compliance and secure data management.
- Applications:
- Recommended for advanced quality control and research where superior precision is required.
Comparison Table
| Feature | Excellence R4 | Excellence R5 |
|---|---|---|
| Refractive Index Range (nD) | 1.3200 - 1.7000 | 1.32000 - 1.58000 |
| Brix Range (% w/w) | 0–100 | 0–100 |
| Refractive Index Accuracy | ±0.00002 | ±0.000014 |
| Brix Accuracy (% w/w) | ±0.05 | ±0.014 |
| Temperature Control Range | 5°C – 100°C | 5°C – 75°C |
| Temperature Accuracy | ±0.1°C | ±0.03°C |
| Automation | Yes | Yes |
| Data Management | LabX® compatible | LabX® compatible |
| Applications | Routine quality control, general R&D | Advanced QC, sensitive R&D |
Advantages of the R5 Over R4
- Higher Precision: The R5 provides superior accuracy in both refractive index and Brix measurements, making it ideal for applications requiring extreme precision.
- Enhanced Temperature Accuracy: The R5’s tighter temperature control ensures more reliable results in sensitive workflows.
- Specific Measurement Range: Tailored for a narrower refractive index range (1.32000 - 1.58000) for highly specialized samples.
- Choose the R4 for general quality control, routine laboratory tasks, and cost-effective solutions.
- Choose the R5 for advanced research, highly sensitive analyses, or workflows requiring enhanced accuracy and precision.
Both models represent excellent investments, ensuring reliable, repeatable, and efficient refractometry workflows for diverse industries.