13603-27-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13603-27-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,6,0 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 13603-27:
(7*1)+(6*3)+(5*6)+(4*0)+(3*3)+(2*2)+(1*7)=75
75 % 10 = 5
So 13603-27-5 is a valid CAS Registry Number.