904309-86-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 904309-86-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,4,3,0 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 904309-86:
(8*9)+(7*0)+(6*4)+(5*3)+(4*0)+(3*9)+(2*8)+(1*6)=160
160 % 10 = 0
So 904309-86-0 is a valid CAS Registry Number.