50530-09-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50530-09-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,5,3 and 0 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 50530-09:
(7*5)+(6*0)+(5*5)+(4*3)+(3*0)+(2*0)+(1*9)=81
81 % 10 = 1
So 50530-09-1 is a valid CAS Registry Number.