69824-28-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69824-28-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,8,2 and 4 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 69824-28:
(7*6)+(6*9)+(5*8)+(4*2)+(3*4)+(2*2)+(1*8)=168
168 % 10 = 8
So 69824-28-8 is a valid CAS Registry Number.