880581-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 880581-73-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,0,5,8 and 1 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 880581-73:
(8*8)+(7*8)+(6*0)+(5*5)+(4*8)+(3*1)+(2*7)+(1*3)=197
197 % 10 = 7
So 880581-73-7 is a valid CAS Registry Number.