63843-08-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63843-08-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,8,4 and 3 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 63843-08:
(7*6)+(6*3)+(5*8)+(4*4)+(3*3)+(2*0)+(1*8)=133
133 % 10 = 3
So 63843-08-3 is a valid CAS Registry Number.