15055-15-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15055-15-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,0,5 and 5 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 15055-15:
(7*1)+(6*5)+(5*0)+(4*5)+(3*5)+(2*1)+(1*5)=79
79 % 10 = 9
So 15055-15-9 is a valid CAS Registry Number.