139193-62-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139193-62-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,1,9 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139193-62:
(8*1)+(7*3)+(6*9)+(5*1)+(4*9)+(3*3)+(2*6)+(1*2)=147
147 % 10 = 7
So 139193-62-7 is a valid CAS Registry Number.