302918-80-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 302918-80-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,2,9,1 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 302918-80:
(8*3)+(7*0)+(6*2)+(5*9)+(4*1)+(3*8)+(2*8)+(1*0)=125
125 % 10 = 5
So 302918-80-5 is a valid CAS Registry Number.