13033-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13033-43-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,0,3 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13033-43:
(7*1)+(6*3)+(5*0)+(4*3)+(3*3)+(2*4)+(1*3)=57
57 % 10 = 7
So 13033-43-7 is a valid CAS Registry Number.