128862-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128862-53-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,8,6 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 128862-53:
(8*1)+(7*2)+(6*8)+(5*8)+(4*6)+(3*2)+(2*5)+(1*3)=153
153 % 10 = 3
So 128862-53-3 is a valid CAS Registry Number.