26031-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26031-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,0,3 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 26031-89:
(7*2)+(6*6)+(5*0)+(4*3)+(3*1)+(2*8)+(1*9)=90
90 % 10 = 0
So 26031-89-0 is a valid CAS Registry Number.