55319-88-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55319-88-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,3,1 and 9 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 55319-88:
(7*5)+(6*5)+(5*3)+(4*1)+(3*9)+(2*8)+(1*8)=135
135 % 10 = 5
So 55319-88-5 is a valid CAS Registry Number.