5305-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5305-94-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,3,0 and 5 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 5305-94:
(6*5)+(5*3)+(4*0)+(3*5)+(2*9)+(1*4)=82
82 % 10 = 2
So 5305-94-2 is a valid CAS Registry Number.