343341-33-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343341-33-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,3,4 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 343341-33:
(8*3)+(7*4)+(6*3)+(5*3)+(4*4)+(3*1)+(2*3)+(1*3)=113
113 % 10 = 3
So 343341-33-3 is a valid CAS Registry Number.