55563-84-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55563-84-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,5,6 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 55563-84:
(7*5)+(6*5)+(5*5)+(4*6)+(3*3)+(2*8)+(1*4)=143
143 % 10 = 3
So 55563-84-3 is a valid CAS Registry Number.