55620-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55620-48-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,6,2 and 0 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 55620-48:
(7*5)+(6*5)+(5*6)+(4*2)+(3*0)+(2*4)+(1*8)=119
119 % 10 = 9
So 55620-48-9 is a valid CAS Registry Number.