439120-50-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439120-50-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,1,2 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 439120-50:
(8*4)+(7*3)+(6*9)+(5*1)+(4*2)+(3*0)+(2*5)+(1*0)=130
130 % 10 = 0
So 439120-50-0 is a valid CAS Registry Number.