195512-81-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 195512-81-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,5,1 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 195512-81:
(8*1)+(7*9)+(6*5)+(5*5)+(4*1)+(3*2)+(2*8)+(1*1)=153
153 % 10 = 3
So 195512-81-3 is a valid CAS Registry Number.