909-86-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909-86-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,0 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 909-86:
(5*9)+(4*0)+(3*9)+(2*8)+(1*6)=94
94 % 10 = 4
So 909-86-4 is a valid CAS Registry Number.