111531-25-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111531-25-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,5,3 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 111531-25:
(8*1)+(7*1)+(6*1)+(5*5)+(4*3)+(3*1)+(2*2)+(1*5)=70
70 % 10 = 0
So 111531-25-0 is a valid CAS Registry Number.