if you clip the coupon on the product page.
https://www.amazon.com/API-Nitrate-Freshwater-Saltwater-Aquarium/dp/B002DVVICS/ref=sr_1_5?dchild=1&keywords=api+nitrate+test+kit&qid=1607553509&sr=8-5
Hi,
I have 2-3 frags of this Zoa if anyone wants them. I bought it from a local eBay dealer who told me it was watermelon zoa. Contactless pickup in Foster City. I have some hair algae/bristle worm/manjano (almost gone) in this tank.