398-79-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 398-79-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,9 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 398-79:
(5*3)+(4*9)+(3*8)+(2*7)+(1*9)=98
98 % 10 = 8
So 398-79-8 is a valid CAS Registry Number.