181885-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181885-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,8,8 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 181885-13:
(8*1)+(7*8)+(6*1)+(5*8)+(4*8)+(3*5)+(2*1)+(1*3)=162
162 % 10 = 2
So 181885-13-2 is a valid CAS Registry Number.