69833-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69833-13-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,8,3 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 69833-13:
(7*6)+(6*9)+(5*8)+(4*3)+(3*3)+(2*1)+(1*3)=162
162 % 10 = 2
So 69833-13-2 is a valid CAS Registry Number.