The Canine Heartworm Antigen Rapid Test 

² INTERPRETATION OF RESULTS

- Positive (+): The presence of both “C” line and zone “T” line, no matter T line is clear or vague.

- Negative (-): Only clear C line appear. No T line.

- Invalid: No colored line appears in C zone. No matter if T line appears.

http://www.jg-biotech.com/