88128-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 88128-16-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,1,2 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 88128-16:
(7*8)+(6*8)+(5*1)+(4*2)+(3*8)+(2*1)+(1*6)=149
149 % 10 = 9
So 88128-16-9 is a valid CAS Registry Number.