Potassium nitrate ,

for plant tissue culture is used primarily as an essential macronutrient source in various growth media formulations

Potassium nitrate is a vital macronutrient source in plant tissue culture media, providing essential potassium (K+) and nitrate (NO₃-) ions for healthy plant cell growth and development. It is often specifically formulated as a high-purity BioReagent or Plant Culture Tested (PCT) grade for laboratory use.

• Chemical Formula: KNO3
• Molecular Weight: 101.10 g/mol
• CAS Number: 7757-79-1
• Form: Typically sold as white crystals or a crystalline powder