900807-24-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 900807-24-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,0,8,0 and 7 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 900807-24:
(8*9)+(7*0)+(6*0)+(5*8)+(4*0)+(3*7)+(2*2)+(1*4)=141
141 % 10 = 1
So 900807-24-1 is a valid CAS Registry Number.