168823-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 168823-71-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,8,2 and 3 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 168823-71:
(8*1)+(7*6)+(6*8)+(5*8)+(4*2)+(3*3)+(2*7)+(1*1)=170
170 % 10 = 0
So 168823-71-0 is a valid CAS Registry Number.