288290-99-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 288290-99-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,8,2,9 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 288290-99:
(8*2)+(7*8)+(6*8)+(5*2)+(4*9)+(3*0)+(2*9)+(1*9)=193
193 % 10 = 3
So 288290-99-3 is a valid CAS Registry Number.