918-17-2 Usage
Family
Chlorofluorocarbons (CFCs)
Uses
a. Solvent for cleaning and degreasing
b. Blowing agent for foam insulation
Production and Use
Phased out in many countries due to ozone-depleting properties
Regulation
International agreements such as the Montreal Protocol
Physical State
Colorless, volatile liquid
Odor
Faint sweet
Health and Environmental Impact
a. Hazardous to human health
b. Ozone-depleting properties
c. Can cause respiratory and skin irritation
d. Potential damage to the central nervous system
Check Digit Verification of cas no
The CAS Registry Mumber 918-17-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,1 and 8 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 918-17:
(5*9)+(4*1)+(3*8)+(2*1)+(1*7)=82
82 % 10 = 2
So 918-17-2 is a valid CAS Registry Number.
