Looking for a test kit

[FOREIGNER]

i was wondering if anyone knows about API REEF MASTER test kits? are they any good? what about Aquarium pharmaceuticals?
any suggestions please! thanks
:D

[Billybeau1]

API test kits are fine kits for the money. My API pH kit compares with my pH monitor extremely well.

In my experience the ammonia, nitrite, nitrate and pH are very good.
The calcium and alk tests can be a little off and the phosphate is kinda hard to read.