128594-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128594-99-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,5,9 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 128594-99:
(8*1)+(7*2)+(6*8)+(5*5)+(4*9)+(3*4)+(2*9)+(1*9)=170
170 % 10 = 0
So 128594-99-0 is a valid CAS Registry Number.