518307-52-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 518307-52-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,8,3,0 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 518307-52:
(8*5)+(7*1)+(6*8)+(5*3)+(4*0)+(3*7)+(2*5)+(1*2)=143
143 % 10 = 3
So 518307-52-3 is a valid CAS Registry Number.