22428-75-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22428-75-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,4,2 and 8 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 22428-75:
(7*2)+(6*2)+(5*4)+(4*2)+(3*8)+(2*7)+(1*5)=97
97 % 10 = 7
So 22428-75-7 is a valid CAS Registry Number.