33334-71-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33334-71-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,3,3 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 33334-71:
(7*3)+(6*3)+(5*3)+(4*3)+(3*4)+(2*7)+(1*1)=93
93 % 10 = 3
So 33334-71-3 is a valid CAS Registry Number.