93142-13-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93142-13-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,1,4 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 93142-13:
(7*9)+(6*3)+(5*1)+(4*4)+(3*2)+(2*1)+(1*3)=113
113 % 10 = 3
So 93142-13-3 is a valid CAS Registry Number.