20854-48-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20854-48-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,8,5 and 4 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20854-48:
(7*2)+(6*0)+(5*8)+(4*5)+(3*4)+(2*4)+(1*8)=102
102 % 10 = 2
So 20854-48-2 is a valid CAS Registry Number.