80270-97-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80270-97-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,2,7 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 80270-97:
(7*8)+(6*0)+(5*2)+(4*7)+(3*0)+(2*9)+(1*7)=119
119 % 10 = 9
So 80270-97-9 is a valid CAS Registry Number.