288093-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 288093-68-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,8,0,9 and 3 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 288093-68:
(8*2)+(7*8)+(6*8)+(5*0)+(4*9)+(3*3)+(2*6)+(1*8)=185
185 % 10 = 5
So 288093-68-5 is a valid CAS Registry Number.