53128-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53128-15-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,1,2 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 53128-15:
(7*5)+(6*3)+(5*1)+(4*2)+(3*8)+(2*1)+(1*5)=97
97 % 10 = 7
So 53128-15-7 is a valid CAS Registry Number.