206192-91-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206192-91-8 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 1 respectively.
Calculate Digit Verification of CAS Registry Number 206192-91:
(8*2)+(7*0)+(6*6)+(5*1)+(4*9)+(3*2)+(2*9)+(1*1)=118
118 % 10 = 8
So 206192-91-8 is a valid CAS Registry Number.