30008-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30008-54-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,0,0 and 8 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 30008-54:
(7*3)+(6*0)+(5*0)+(4*0)+(3*8)+(2*5)+(1*4)=59
59 % 10 = 9
So 30008-54-9 is a valid CAS Registry Number.