503441-35-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 503441-35-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,4,4 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 503441-35:
(8*5)+(7*0)+(6*3)+(5*4)+(4*4)+(3*1)+(2*3)+(1*5)=108
108 % 10 = 8
So 503441-35-8 is a valid CAS Registry Number.