900263-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 900263-68-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,0,2,6 and 3 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 900263-68:
(8*9)+(7*0)+(6*0)+(5*2)+(4*6)+(3*3)+(2*6)+(1*8)=135
135 % 10 = 5
So 900263-68-5 is a valid CAS Registry Number.