503432-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 503432-29-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,4,3 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 503432-29:
(8*5)+(7*0)+(6*3)+(5*4)+(4*3)+(3*2)+(2*2)+(1*9)=109
109 % 10 = 9
So 503432-29-9 is a valid CAS Registry Number.