91006-75-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91006-75-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,0 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91006-75:
(7*9)+(6*1)+(5*0)+(4*0)+(3*6)+(2*7)+(1*5)=106
106 % 10 = 6
So 91006-75-6 is a valid CAS Registry Number.