precautions what is cas number

Apr 15, 2025 ... ... Chemicals of High Concern to Children (Excel file). Below you will find information on each of the chemicals on the list sorted by CAS number. CHEMICAL AND PHYSICAL INFORMATION RELEVANT TO ASSESSMENTS . . . . . ... No data are available regarding the potential toxicity of n-hexane in humans orally. Since a chemical can have many different names, this number can be very useful when trying to find more information. This section may also indicate if one or ... provides basic information about that substance, such as the Chemical Abstract Service (CAS) number ... the Informational List after regulations have been ... AEGLs (Acute Exposure Guideline Levels). No AEGL information available. ERPGs (Emergency Response Planning Guidelines). Chemical, ERPG-1, ERPG-2 ... Structure of the Guidance on Information Requirements and Chemical Safety Assessment · Physico-chemical properties in Section R. · Determination of Derived No- ... Atomic number, 14, Relative atomic mass, 28.085 ; State at 20°C, Solid, Key isotopes · Si, 30Si ; Electron configuration, [Ne] 3s23p · CAS number, 7440-21-3. Apr 15, 2025 ... This guide provides basic information on how to cite sources and examples for formatting citations in common citation styles. The informational list includes the chemical name, the Chemical Abstracts Service Registry Number (CAS RN), and the chemical's group name, if applicable. It ... Specific chemical identity means the chemical name, Chemical Abstracts Service (CAS) Registry Number, or any other information that reveals the precise chemical ...