89799-95-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89799-95-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,9 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 89799-95:
(7*8)+(6*9)+(5*7)+(4*9)+(3*9)+(2*9)+(1*5)=231
231 % 10 = 1
So 89799-95-1 is a valid CAS Registry Number.