10290-91-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 10290-91-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,2,9 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 10290-91:
(7*1)+(6*0)+(5*2)+(4*9)+(3*0)+(2*9)+(1*1)=72
72 % 10 = 2
So 10290-91-2 is a valid CAS Registry Number.