68525-80-4 Usage
General Description
Coal Anthracite (total dust) refers to the fine particles of dust that are produced during the mining, processing, and handling of anthracite coal. It is composed primarily of carbon and other trace elements, and may also contain small amounts of sulfur, nitrogen, and other impurities. These particles can pose a health risk if inhaled, as they can irritate the respiratory system and potentially lead to lung diseases such as black lung disease. In addition, coal anthracite dust can also contribute to air pollution and have negative environmental impacts. Therefore, it is important to handle and control the exposure to coal anthracite dust in order to minimize its potential health and environmental risks.
Check Digit Verification of cas no
The CAS Registry Mumber 68525-80-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,5,2 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 68525-80:
(7*6)+(6*8)+(5*5)+(4*2)+(3*5)+(2*8)+(1*0)=154
154 % 10 = 4
So 68525-80-4 is a valid CAS Registry Number.