Sodium Metabisulflte64%

Description

Sodium sulfite is white or yellow crystalline powder or crystallization, with a strong smell of SO2, the proportion is 1: 4 and dissolved in water, its solutionappears acid reaction. It releases SO2 when meets the strong acid, and then produce salt. Long time in the air, it will be oxidized into Na2s2o4, so it cannot be stored for a long time. Above **0 degrees, it will be decomposed into SO2. Usage: dyeing, organic compound, print, making leather in industryï&frac*4;› used as preservatives and bleaching agent, loosing agent in food processing. *5KG or *0KG pp bag (woven bag lined with plastic bag) *0 feet container holds *5 tons, price should be calculated as *0 tons