549503-00-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 549503-00-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,9,5,0 and 3 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 549503-00:
(8*5)+(7*4)+(6*9)+(5*5)+(4*0)+(3*3)+(2*0)+(1*0)=156
156 % 10 = 6
So 549503-00-6 is a valid CAS Registry Number.