30378-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30378-89-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,3,7 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 30378-89:
(7*3)+(6*0)+(5*3)+(4*7)+(3*8)+(2*8)+(1*9)=113
113 % 10 = 3
So 30378-89-3 is a valid CAS Registry Number.