83069-84-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83069-84-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,6 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 83069-84:
(7*8)+(6*3)+(5*0)+(4*6)+(3*9)+(2*8)+(1*4)=145
145 % 10 = 5
So 83069-84-5 is a valid CAS Registry Number.