503570-24-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 503570-24-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,5,7 and 0 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 503570-24:
(8*5)+(7*0)+(6*3)+(5*5)+(4*7)+(3*0)+(2*2)+(1*4)=119
119 % 10 = 9
So 503570-24-9 is a valid CAS Registry Number.