33390-29-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33390-29-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,3,9 and 0 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 33390-29:
(7*3)+(6*3)+(5*3)+(4*9)+(3*0)+(2*2)+(1*9)=103
103 % 10 = 3
So 33390-29-3 is a valid CAS Registry Number.