88549-73-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88549-73-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,5,4 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 88549-73:
(7*8)+(6*8)+(5*5)+(4*4)+(3*9)+(2*7)+(1*3)=189
189 % 10 = 9
So 88549-73-9 is a valid CAS Registry Number.