10304-41-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 10304-41-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,3,0 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 10304-41:
(7*1)+(6*0)+(5*3)+(4*0)+(3*4)+(2*4)+(1*1)=43
43 % 10 = 3
So 10304-41-3 is a valid CAS Registry Number.