503470-01-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 503470-01-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,4,7 and 0 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 503470-01:
(8*5)+(7*0)+(6*3)+(5*4)+(4*7)+(3*0)+(2*0)+(1*1)=107
107 % 10 = 7
So 503470-01-7 is a valid CAS Registry Number.