Ammonium

Ammonium is a resource added in update v196.

Source
It can be obtained
 * by trading Scrap on the Trade Platform (1 Scrap for 1 Ammonium)
 * by mining it from deposits on Planets

Uses

 * Small Printer
 * Solid-Fuel Thruster
 * Chemistry Lab:

Media
Ammonium Ammonium Аммоний