676609-88-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 676609-88-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,6,6,0 and 9 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 676609-88:
(8*6)+(7*7)+(6*6)+(5*6)+(4*0)+(3*9)+(2*8)+(1*8)=214
214 % 10 = 4
So 676609-88-4 is a valid CAS Registry Number.