15560-16-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15560-16-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,5,6 and 0 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 15560-16:
(7*1)+(6*5)+(5*5)+(4*6)+(3*0)+(2*1)+(1*6)=94
94 % 10 = 4
So 15560-16-4 is a valid CAS Registry Number.