30933-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30933-83-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,9,3 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 30933-83:
(7*3)+(6*0)+(5*9)+(4*3)+(3*3)+(2*8)+(1*3)=106
106 % 10 = 6
So 30933-83-6 is a valid CAS Registry Number.