91343-65-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91343-65-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,3,4 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91343-65:
(7*9)+(6*1)+(5*3)+(4*4)+(3*3)+(2*6)+(1*5)=126
126 % 10 = 6
So 91343-65-6 is a valid CAS Registry Number.