82723-43-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82723-43-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,7,2 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 82723-43:
(7*8)+(6*2)+(5*7)+(4*2)+(3*3)+(2*4)+(1*3)=131
131 % 10 = 1
So 82723-43-1 is a valid CAS Registry Number.