55032-30-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55032-30-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,0,3 and 2 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 55032-30:
(7*5)+(6*5)+(5*0)+(4*3)+(3*2)+(2*3)+(1*0)=89
89 % 10 = 9
So 55032-30-9 is a valid CAS Registry Number.