Description
Specifications Table
Product Name – COD standard, 20 mg/L COD calibration standard
Quantity/Pack Size – 500 ml
Form – Liquid
Grade – Analytical
Application – Chemical oxygen demand calibration
Product Overview
The 20 mg/L COD calibration standard is a high-precision solution designed for accurate chemical oxygen demand (COD) measurements in laboratory settings. This analytical-grade liquid standard ensures reliable calibration of COD testing equipment, providing consistent and reproducible results. Formulated with high-purity reagents, it meets stringent quality control standards to minimize interference and maximize accuracy. The 500 ml pack size offers sufficient volume for repeated calibrations, making it ideal for routine laboratory use. Its stable composition guarantees long-term performance, reducing the need for frequent recalibration. Whether used in environmental monitoring, wastewater analysis, or industrial process control, this COD standard delivers the precision required for critical testing applications. The solution is ready-to-use, eliminating the need for dilution or preparation, and is compatible with most standard COD testing methods. Its analytical grade ensures compliance with regulatory and industry standards, making it a trusted choice for laboratories demanding accuracy and reliability in their COD measurements.
FAQs
1. What is the shelf life of this 20 mg/L COD calibration standard?
When stored unopened in a cool, dry place away from direct sunlight, this COD calibration standard typically has a shelf life of 12 to 24 months from the date of manufacture. Always check the label for the exact expiration date.
2. Can this standard be used with automated COD analyzers?
Yes, this 20 mg/L COD calibration standard is compatible with most automated COD analyzers, including spectrophotometric and titrimetric systems. It is formulated to meet the requirements of standard COD testing protocols.
3. Is this standard pre-diluted or does it require preparation?
This COD calibration standard is ready-to-use and does not require any dilution or preparation before use. It is supplied at the exact concentration specified for immediate calibration.
4. What precautions should be taken while handling this COD standard?
Always wear appropriate personal protective equipment, including gloves and safety goggles, when handling this chemical solution. Avoid contact with skin and eyes, and ensure proper ventilation in the workspace.
5. How should this COD standard be stored for optimal performance?
Store the unopened bottle in a cool, dry place at room temperature, away from direct sunlight and heat sources. Once opened, tightly seal the bottle after each use to prevent contamination or degradation.
