91906-32-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91906-32-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,0 and 6 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91906-32:
(7*9)+(6*1)+(5*9)+(4*0)+(3*6)+(2*3)+(1*2)=140
140 % 10 = 0
So 91906-32-0 is a valid CAS Registry Number.