881814-87-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 881814-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,1,8,1 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 881814-87:
(8*8)+(7*8)+(6*1)+(5*8)+(4*1)+(3*4)+(2*8)+(1*7)=205
205 % 10 = 5
So 881814-87-5 is a valid CAS Registry Number.