55053-26-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55053-26-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,0,5 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 55053-26:
(7*5)+(6*5)+(5*0)+(4*5)+(3*3)+(2*2)+(1*6)=104
104 % 10 = 4
So 55053-26-4 is a valid CAS Registry Number.