909280-85-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909280-85-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,2,8 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 909280-85:
(8*9)+(7*0)+(6*9)+(5*2)+(4*8)+(3*0)+(2*8)+(1*5)=189
189 % 10 = 9
So 909280-85-9 is a valid CAS Registry Number.