72030-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72030-06-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,0,3 and 0 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 72030-06:
(7*7)+(6*2)+(5*0)+(4*3)+(3*0)+(2*0)+(1*6)=79
79 % 10 = 9
So 72030-06-9 is a valid CAS Registry Number.