54902-34-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54902-34-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,0 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 54902-34:
(7*5)+(6*4)+(5*9)+(4*0)+(3*2)+(2*3)+(1*4)=120
120 % 10 = 0
So 54902-34-0 is a valid CAS Registry Number.