503180-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 503180-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,1,8 and 0 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 503180-74:
(8*5)+(7*0)+(6*3)+(5*1)+(4*8)+(3*0)+(2*7)+(1*4)=113
113 % 10 = 3
So 503180-74-3 is a valid CAS Registry Number.