Lovibond - Standard Solutions

Lovibond Standard Solutions for Accurate Testing

Lovibond offers a trusted range of turbidity standards designed to ensure precise calibration and verification of turbidimeters used in water quality monitoring. These ready-to-use, stabilized formazin-based solutions support accurate and norm-conform turbidity measurements across drinking water treatment, wastewater analysis, and industrial applications. With a wide selection of concentrations, long shelf life, and compliance with international standards like ISO 7027 and USEPA 180.1, Lovibond's turbidity standards simplify routine testing, minimize preparation errors, and are compatible with instruments from all manufacturers—making them an essential tool for reliable and efficient turbidity control.

Why Choose Lovibond Standard Solutions?

Lovibond Standard Solutions are trusted for their accuracy, consistency, and compliance with international water testing standards, making them ideal for calibration and verification across various applications such as drinking water treatment and wastewater analysis. Manufactured with high precision and traceability, these solutions ensure reliable results and help maintain regulatory compliance, ultimately supporting quality control and process optimization in professional water analysis. Explore these standard solutions at our Canadian warehouse, or check them out below:

Lovibond T-Cal Turbidity Standard

The Lovibond T-Cal Turbidity Standard is a ready-to-use, ISO and USEPA-compliant calibration solution designed for all turbidimeter models. Based on primary Formazine standards, it delivers precise and consistent calibration results while saving preparation time. With stabilized formulations for long shelf life and available in 125 ml or 500 ml bottles, T-Cal ensures accurate turbidity measurements and supports reliable analytical quality across various applications.

Turbidity Standard Sets for Lovibond Turbidimeters

Turbidity Standard Sets for Lovibond Turbidimeters provide a precise and hassle-free solution for calibrating turbidimeters, using stabilized Formazin standards in sealed, ready-to-use vials that eliminate dilution errors and save time. Approved by both US EPA and ISO, these standards ensure reliable and accurate calibration across various models, including the TB350, TB211 IR, and TB300 IR. Each set includes verified concentrations tailored to specific instruments, supporting stringent quality control for consistent turbidity measurements.

FAQs

1. Why is a turbidity standard solution necessary for accurate water quality testing?

Turbidity standard solutions are essential because they provide a known reference point for calibrating turbidimeters, ensuring that readings are accurate and traceable. Without these standards, results may vary widely due to instrument drift, contamination, or incorrect calibration practices, leading to unreliable data in critical applications like drinking water monitoring or wastewater treatment.

2. What is Formazin, and why is it used in turbidity standard solutions?

Formazin is a polymer-based compound that mimics the scattering of light in turbid water and serves as the primary reference standard for turbidity measurements worldwide. It’s preferred due to its predictable and reproducible optical properties, making it ideal for calibrating instruments under ISO 7027 and USEPA standards.

3. How long do turbidity standard solutions last once opened?

The shelf life of turbidity standard solutions varies by manufacturer and formulation, but most have a limited usability period once opened, often 3 to 6 months. Factors like contamination, temperature fluctuations, and light exposure can degrade the standard, so always follow the manufacturer’s storage guidelines and expiry dates on the label.

4. Are there turbidity standard solutions available for low-range measurements below 1 NTU?

Yes, manufacturers offer low-range turbidity standards, often in the range of 0.1 to 1.0 NTU, to ensure precise calibration for applications that require high sensitivity, such as filtered drinking water testing. These solutions are critical in meeting strict regulatory requirements for ultra-clean water.

5. What should I do if my turbidity readings don’t match the standard solution values?

If your instrument’s readings are inconsistent with the standard solution’s labelled values, you should first check for the cleanliness of the cuvettes, ensure proper mixing of the standard, and recalibrate the device. Persistent discrepancies may indicate sensor drift, requiring maintenance or replacement of the turbidimeter’s optics.