502990-73-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 502990-73-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,2,9,9 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 502990-73:
(8*5)+(7*0)+(6*2)+(5*9)+(4*9)+(3*0)+(2*7)+(1*3)=150
150 % 10 = 0
So 502990-73-0 is a valid CAS Registry Number.