84305-13-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84305-13-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,3,0 and 5 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 84305-13:
(7*8)+(6*4)+(5*3)+(4*0)+(3*5)+(2*1)+(1*3)=115
115 % 10 = 5
So 84305-13-5 is a valid CAS Registry Number.