97591-94-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97591-94-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,5,9 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97591-94:
(7*9)+(6*7)+(5*5)+(4*9)+(3*1)+(2*9)+(1*4)=191
191 % 10 = 1
So 97591-94-1 is a valid CAS Registry Number.