91375-26-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91375-26-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,3,7 and 5 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 91375-26:
(7*9)+(6*1)+(5*3)+(4*7)+(3*5)+(2*2)+(1*6)=137
137 % 10 = 7
So 91375-26-7 is a valid CAS Registry Number.