287980-10-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 287980-10-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,9,8 and 0 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 287980-10:
(8*2)+(7*8)+(6*7)+(5*9)+(4*8)+(3*0)+(2*1)+(1*0)=193
193 % 10 = 3
So 287980-10-3 is a valid CAS Registry Number.