55426-97-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55426-97-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,4,2 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 55426-97:
(7*5)+(6*5)+(5*4)+(4*2)+(3*6)+(2*9)+(1*7)=136
136 % 10 = 6
So 55426-97-6 is a valid CAS Registry Number.