61833-30-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61833-30-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,8,3 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 61833-30:
(7*6)+(6*1)+(5*8)+(4*3)+(3*3)+(2*3)+(1*0)=115
115 % 10 = 5
So 61833-30-5 is a valid CAS Registry Number.