676596-67-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 676596-67-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,6,5,9 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 676596-67:
(8*6)+(7*7)+(6*6)+(5*5)+(4*9)+(3*6)+(2*6)+(1*7)=231
231 % 10 = 1
So 676596-67-1 is a valid CAS Registry Number.