10209-59-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 10209-59-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,2,0 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 10209-59:
(7*1)+(6*0)+(5*2)+(4*0)+(3*9)+(2*5)+(1*9)=63
63 % 10 = 3
So 10209-59-3 is a valid CAS Registry Number.