80922-88-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80922-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,9,2 and 2 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 80922-88:
(7*8)+(6*0)+(5*9)+(4*2)+(3*2)+(2*8)+(1*8)=139
139 % 10 = 9
So 80922-88-9 is a valid CAS Registry Number.