79220-99-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79220-99-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,2,2 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 79220-99:
(7*7)+(6*9)+(5*2)+(4*2)+(3*0)+(2*9)+(1*9)=148
148 % 10 = 8
So 79220-99-8 is a valid CAS Registry Number.