3330-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3330-75-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,3,3 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 3330-75:
(6*3)+(5*3)+(4*3)+(3*0)+(2*7)+(1*5)=64
64 % 10 = 4
So 3330-75-4 is a valid CAS Registry Number.