55030-56-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55030-56-3 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 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 55030-56:
(7*5)+(6*5)+(5*0)+(4*3)+(3*0)+(2*5)+(1*6)=93
93 % 10 = 3
So 55030-56-3 is a valid CAS Registry Number.