139041-03-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139041-03-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,0,4 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139041-03:
(8*1)+(7*3)+(6*9)+(5*0)+(4*4)+(3*1)+(2*0)+(1*3)=105
105 % 10 = 5
So 139041-03-5 is a valid CAS Registry Number.