1, are the same. Baking soda is sodium bicarbonate, also known as acid sodium carbonate, is an acid salt, the chemical formula is NaHCO3. people usually only know that you can use it to hair bread, make soda and do fire extinguishers, medical treatment of mold infections.
2, baking soda, sodium bicarbonate (SodiumBicarbonate), commonly known as "baking soda", "baking soda", "heavy曹", white fine crystals in water. It is a small white crystal with less solubility in water than sodium carbonate.
3, sodium bicarbonate, is a white alkaline powder easily soluble in water, after combining with water to start the role of carbon dioxide CO2 release, in acidic liquids (such as: fruit juice) in the reaction faster, and with the environment temperature rises, the faster the role of the release of gas.
4, sodium bicarbonate can be used directly as a raw material in the pharmaceutical industry for the treatment of hyperacidity. Can also be used in film production, tanning, mineral processing, smelting, metal heat treatment, as well as for fiber, rubber industry. At the same time used as a detergent for wool, as well as for agricultural leaching and so on.