528609-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 528609-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,8,6,0 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 528609-53:
(8*5)+(7*2)+(6*8)+(5*6)+(4*0)+(3*9)+(2*5)+(1*3)=172
172 % 10 = 2
So 528609-53-2 is a valid CAS Registry Number.