69089-38-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69089-38-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,0,8 and 9 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 69089-38:
(7*6)+(6*9)+(5*0)+(4*8)+(3*9)+(2*3)+(1*8)=169
169 % 10 = 9
So 69089-38-9 is a valid CAS Registry Number.