CCL4 NIST: Exploring the Essential Data and Information
The keyword "CCL4 NIST" directs our attention to a specific realm of scientific inquiry, where precision and accuracy are paramount. In this article, we delve into the categories that define CCL4 (carbon tetrachloride) as it relates to the National Institute of Standards and Technology (NIST), highlighting the significance of this compound in scientific research and the wealth of data provided by NIST.
1. CCL4 Overview
Chemical Composition: Carbon tetrachloride, represented by the chemical formula CCL4, is a colorless, heavy, nonflammable liquid that has been historically used in various industrial applications. It is composed of one carbon atom and four chlorine atoms.
Properties: CCL4 has notable properties, including its role as a solvent, its non-conductive nature, and its historical use as a refrigerant. However, its production and usage have significantly decreased due to environmental and health concerns.
2. Role of NIST
National Institute of Standards and Technology: NIST, as a renowned scientific institution, plays a pivotal role in providing accurate and reliable data for various substances, including CCL4. The organization serves as a reference point for researchers, educators, and industries seeking precise information.
Standard Reference Data: NIST is particularly known for its compilation of Standard Reference Data (SRD), which encompasses a comprehensive collection of critically evaluated data for a wide range of substances, including CCL4. These data are fundamental for scientific research and industrial applications.
3. Data Categories
Physical Properties: NIST provides extensive data on the physical properties of CCL4, including but not limited to its density, melting point, boiling point, and refractive index. Researchers and practitioners rely on this information for experimental design and analysis.
Thermodynamic Properties: Thermodynamic data, such as enthalpy and entropy, are crucial for understanding the behavior of CCL4 under different conditions. NIST's compilation ensures that these properties are accessible and accurate.
4. Spectral Data
Infrared Spectra: For researchers engaged in spectroscopy and analytical chemistry, NIST offers detailed infrared spectra for CCL4. This data aids in the identification and characterization of the compound, supporting a wide range of scientific endeavors.
Mass Spectrometry: Mass spectrometry data, including fragmentation patterns and molecular ion information, are essential for the identification and verification of CCL4 in various analytical applications.
5. Safety and Hazard Information
Safety Data: NIST provides comprehensive safety data for CCL4, outlining its potential hazards, toxicity levels, and recommended safety measures. This information is invaluable for industries handling or using CCL4 and ensures compliance with safety standards.
Environmental Impact: As environmental concerns surround the use of CCL4, NIST contributes to the understanding of its impact on the environment, aiding researchers and policymakers in making informed decisions.
6. Conclusion: NIST's Integral Role in CCL4 Knowledge
In conclusion, the keyword "CCL4 NIST" encapsulates the symbiotic relationship between a specific chemical compound and the invaluable data repository provided by the National Institute of Standards and Technology. The wealth of information curated by NIST not only aids scientific research and industrial applications but also contributes to the responsible and informed use of CCL4. As science and technology progress, the collaboration between researchers and institutions like NIST continues to shape our understanding of substances like CCL4, ensuring precision, safety, and environmental consciousness in their utilization.