30227-07-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30227-07-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,2,2 and 7 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 30227-07:
(7*3)+(6*0)+(5*2)+(4*2)+(3*7)+(2*0)+(1*7)=67
67 % 10 = 7
So 30227-07-7 is a valid CAS Registry Number.