30319-48-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30319-48-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,3,1 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 30319-48:
(7*3)+(6*0)+(5*3)+(4*1)+(3*9)+(2*4)+(1*8)=83
83 % 10 = 3
So 30319-48-3 is a valid CAS Registry Number.