188540-00-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 188540-00-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,5,4 and 0 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 188540-00:
(8*1)+(7*8)+(6*8)+(5*5)+(4*4)+(3*0)+(2*0)+(1*0)=153
153 % 10 = 3
So 188540-00-3 is a valid CAS Registry Number.