208510-90-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 208510-90-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,5,1 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 208510-90:
(8*2)+(7*0)+(6*8)+(5*5)+(4*1)+(3*0)+(2*9)+(1*0)=111
111 % 10 = 1
So 208510-90-1 is a valid CAS Registry Number.