880781-87-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 880781-87-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,0,7,8 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 880781-87:
(8*8)+(7*8)+(6*0)+(5*7)+(4*8)+(3*1)+(2*8)+(1*7)=213
213 % 10 = 3
So 880781-87-3 is a valid CAS Registry Number.