56305-43-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56305-43-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,3,0 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 56305-43:
(7*5)+(6*6)+(5*3)+(4*0)+(3*5)+(2*4)+(1*3)=112
112 % 10 = 2
So 56305-43-2 is a valid CAS Registry Number.