890839-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 890839-68-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,0,8,3 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 890839-68:
(8*8)+(7*9)+(6*0)+(5*8)+(4*3)+(3*9)+(2*6)+(1*8)=226
226 % 10 = 6
So 890839-68-6 is a valid CAS Registry Number.