Seachem Alert Combo Sera O-Nip it takes up the space

it takes up the space where unwanted organisms might normally grow

MultiTest Silicate Kit Contents: Silicate Reagent 1a

A part is taken up as a nutrient by plants

but refrigeration after opening is recommended and will prolong its shelf life significantly

this is of particular benefit in heavily-stocked

Seachem Alert Combo Sera O-Nip it takes up the spaceSeachem sensor technology. Includes Ammonia Alert and pH Alert. Continuously monitors ammonia and freshwater pH. No chemicals or test procedures are required. Overview: The Alert Combo pack combines Ammonia Alert (1 card) and pH Alert (1 card). Ammonia Alert and pH Alert are almost half the size of competing products. At 1. 5" x 2. 5", they are small, clear, and unobtrusive, so they won't detract from the view of your aquarium. Simply place Ammonia