30081-99-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30081-99-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,0,8 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 30081-99:
(7*3)+(6*0)+(5*0)+(4*8)+(3*1)+(2*9)+(1*9)=83
83 % 10 = 3
So 30081-99-3 is a valid CAS Registry Number.