Appearance: Colorless gas ; Odourless tasteless colourless compressed gas ; Colorless, odorless gas. [Note: Shipped as a nonliquefied or liquefied compressed gas.]
KNO2
Names: Potassium nitrite, Nitrous acid potassium salt
Appearance: White or slight yellow solid | deliquescent ; White-to-yellow deliquescent solid in various forms
Products:
KNO3 – Potassium nitrate
Other names: Saltpeter, Saltpetre, Nitrate of potashNitric acid, potassium salt, Niter, Salt peter, Nitre
Appearance: White solid ; Colourless-to-white crystalline powder