708-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 708-89-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,0 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 708-89:
(5*7)+(4*0)+(3*8)+(2*8)+(1*9)=84
84 % 10 = 4
So 708-89-4 is a valid CAS Registry Number.