33007-28-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33007-28-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,0,0 and 7 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 33007-28:
(7*3)+(6*3)+(5*0)+(4*0)+(3*7)+(2*2)+(1*8)=72
72 % 10 = 2
So 33007-28-2 is a valid CAS Registry Number.