15321-10-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15321-10-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,3,2 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 15321-10:
(7*1)+(6*5)+(5*3)+(4*2)+(3*1)+(2*1)+(1*0)=65
65 % 10 = 5
So 15321-10-5 is a valid CAS Registry Number.