200126-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 200126-54-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,1,2 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 200126-54:
(8*2)+(7*0)+(6*0)+(5*1)+(4*2)+(3*6)+(2*5)+(1*4)=61
61 % 10 = 1
So 200126-54-1 is a valid CAS Registry Number.