By Pradyot Patnaik
The definitive consultant to the unsafe houses of chemical compounds
Correlating chemical constitution with toxicity to people and the surroundings, and the chemical constitution of compounds to their dangerous homes, A complete advisor to the dangerous houses of chemicals, 3rd Edition permits clients to evaluate the toxicity of a substance even if no experimental facts exists. hence, it bridges the space among detrimental fabrics and chemistry. generally up-to-date and increased, this reference:
- Examines organics, metals and inorganics, business solvents, universal gases, particulates, explosives, and radioactive components, masking every little thing from toxicity and carcinogenicity to flammability and explosive reactivity to dealing with and disposal practices
- Arranges harmful chemicals in response to their chemical buildings and sensible teams for simple reference
- Includes up to date info at the poisonous, flammable, and explosive houses of chemical substances
- Covers extra metals within the chapters on poisonous and reactive metals
- Updates the brink publicity limits within the office air for a few substances
- Features the most recent info on business solvents and poisonous and flammable gases
- Includes quite a few tables, formulation, and a thesaurus for fast reference
since it presents details that permits people with a chemistry history to accomplish checks with no past info, this finished reference appeals to chemists, chemical engineers, toxicologists, and forensic scientists, in addition to business hygienists, occupational physicians, Hazmat pros, and others in similar fields.
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Additional resources for A comprehensive guide to the hazardous properties of chemical substances
Also, not all chemicals that have strong odors are hazardous. Nevertheless, it is an immediate ﬁrsthand indicator to identify the presence of certain hazardous substances in many dangerous situations, such as spillage, gas cylinder leak, or ﬁre. Odors have been quantiﬁed in several different ways. The major deﬁnitions are 13 (1) threshold odor concentration (TOC), (2) odor recognition threshold, (3) threshold odor number (TON) and (4) odor index (OI). These terms are brieﬂy explained below. The TOC may be deﬁned as the absolute perception threshold (at which the odor is barely identiﬁable, but too faint); while the recognition threshold (100%) means the threshold concentration of the odorant whose odor may be deﬁned (or accepted) by 100% odor panel as being representative odor of the substance being studied.
C SOLUBILITY Solubility of a substance in water and other solvents is a very important physical property in toxicity studies. The fate of a pollutant, its oxidation, hydrolysis, biodegradation, groundwater contamination, and overall persistence in the environment depend on the water solubility. Similarly, water solubility is a major criterion for the use of water to extinguish ﬁre from a substance or dilute its spill. In general, polar substances are soluble in water, while the nonpolar compounds are soluble in nonpolar solvents.
Colorimetric, polarographic, and ion-selective electrode methods have been described for many individual compounds or types of compounds. X-ray diffraction and electron microscopy techniques may be applied for the determination of silica, asbestos, and other particulates. Metals analysis is best performed by AA. Aqueous samples are extracted using a suitable solvent. In the case of air analysis, the pollutants are adsorbed over charcoal, Tenax, or silica gel (depending on the nature of the substance) before analysis.
A comprehensive guide to the hazardous properties of chemical substances by Pradyot Patnaik