16209-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16209-94-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,2,0 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 16209-94:
(7*1)+(6*6)+(5*2)+(4*0)+(3*9)+(2*9)+(1*4)=102
102 % 10 = 2
So 16209-94-2 is a valid CAS Registry Number.