683227-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 683227-68-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,3,2,2 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 683227-68:
(8*6)+(7*8)+(6*3)+(5*2)+(4*2)+(3*7)+(2*6)+(1*8)=181
181 % 10 = 1
So 683227-68-1 is a valid CAS Registry Number.