304463-99-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 304463-99-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,4,4,6 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 304463-99:
(8*3)+(7*0)+(6*4)+(5*4)+(4*6)+(3*3)+(2*9)+(1*9)=128
128 % 10 = 8
So 304463-99-8 is a valid CAS Registry Number.