58003-33-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58003-33-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,0,0 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 58003-33:
(7*5)+(6*8)+(5*0)+(4*0)+(3*3)+(2*3)+(1*3)=101
101 % 10 = 1
So 58003-33-1 is a valid CAS Registry Number.