302801-26-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 302801-26-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,2,8,0 and 1 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 302801-26:
(8*3)+(7*0)+(6*2)+(5*8)+(4*0)+(3*1)+(2*2)+(1*6)=89
89 % 10 = 9
So 302801-26-9 is a valid CAS Registry Number.