80312-19-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80312-19-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,3,1 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 80312-19:
(7*8)+(6*0)+(5*3)+(4*1)+(3*2)+(2*1)+(1*9)=92
92 % 10 = 2
So 80312-19-2 is a valid CAS Registry Number.