103206-26-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103206-26-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,2,0 and 6 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 103206-26:
(8*1)+(7*0)+(6*3)+(5*2)+(4*0)+(3*6)+(2*2)+(1*6)=64
64 % 10 = 4
So 103206-26-4 is a valid CAS Registry Number.