1033809-58-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1033809-58-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,3,8,0 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1033809-58:
(9*1)+(8*0)+(7*3)+(6*3)+(5*8)+(4*0)+(3*9)+(2*5)+(1*8)=133
133 % 10 = 3
So 1033809-58-3 is a valid CAS Registry Number.