890596-71-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 890596-71-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,0,5,9 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 890596-71:
(8*8)+(7*9)+(6*0)+(5*5)+(4*9)+(3*6)+(2*7)+(1*1)=221
221 % 10 = 1
So 890596-71-1 is a valid CAS Registry Number.