99983-95-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99983-95-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,8 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 99983-95:
(7*9)+(6*9)+(5*9)+(4*8)+(3*3)+(2*9)+(1*5)=226
226 % 10 = 6
So 99983-95-6 is a valid CAS Registry Number.