855469-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855469-09-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,4,6 and 9 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 855469-09:
(8*8)+(7*5)+(6*5)+(5*4)+(4*6)+(3*9)+(2*0)+(1*9)=209
209 % 10 = 9
So 855469-09-9 is a valid CAS Registry Number.