112503-80-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112503-80-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,5,0 and 3 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 112503-80:
(8*1)+(7*1)+(6*2)+(5*5)+(4*0)+(3*3)+(2*8)+(1*0)=77
77 % 10 = 7
So 112503-80-7 is a valid CAS Registry Number.