Portable pH meter fro quick and reliable measurements
Martini colorimeters put the accuracy and reliability of lab instruments in your hand and they are created for a long working life in hard conditions.
Features include: - Factory programmed - No manual calibrati...
I've tried most of the others and find you guys to have the best prices and by far the best, most personal service I've seen. I'll continue to use you for all of my aquarium needs.
Simone in Fairbanks, AK