24555-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24555-31-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,5,5 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 24555-31:
(7*2)+(6*4)+(5*5)+(4*5)+(3*5)+(2*3)+(1*1)=105
105 % 10 = 5
So 24555-31-5 is a valid CAS Registry Number.