206192-90-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206192-90-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,1,9 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 206192-90:
(8*2)+(7*0)+(6*6)+(5*1)+(4*9)+(3*2)+(2*9)+(1*0)=117
117 % 10 = 7
So 206192-90-7 is a valid CAS Registry Number.