298193-62-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 298193-62-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,8,1,9 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 298193-62:
(8*2)+(7*9)+(6*8)+(5*1)+(4*9)+(3*3)+(2*6)+(1*2)=191
191 % 10 = 1
So 298193-62-1 is a valid CAS Registry Number.