224317-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 224317-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,4,3,1 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 224317-25:
(8*2)+(7*2)+(6*4)+(5*3)+(4*1)+(3*7)+(2*2)+(1*5)=103
103 % 10 = 3
So 224317-25-3 is a valid CAS Registry Number.