Property: White flakes or pellet, powder with strong water absorption.
Application:
Melt snow and ice in highway, expressway, parking lot and port
Used as dryer, as anti-fog, and antu-dust agent also fireproof agent
Protective agent and refininf agent for petroleum/oil field
Pigment assistance agent of textile. It is a kind of raw material
To make HClO in water treatment
Also used in waste paper precessing as removing printing ink agent
Used in swimming pool to disinfetion and so on
As anti-freezing agent of beton, and speedup harden beton
As dehydration agent
Assay: CaCl2 (Anhydrous) 94%Min
CaCl2 (Dihydrate) 74%, 77%Min
Sodium Metabisulfite
Molecular formula: Na2S2O5
Molecular weight: 190.10
Appearance: white crystalline powder
National standard: HG/T2826-2008
Item superior grade
First grade corporate regular value
Main content (by Na2S2O5),%≥96.5 ≥95.0 ≥97.0
Iron content (by Fe),% ≤0.005 ≤0.010 ≤0.002
Water insoluble matter,% ≤0.05 ≤0.05 ≤0.02
Arsenic (by As) content,% ≤0.0001 — ≤0.0001
Molecular formula: Na2S2O5
Molecular weight: 190.10
Appearance: white crystalline powder
N.W.: 25, 50, 1000kg/bag or customize according to customer requirements
Use: sodium metabisulfite is an important chemical product mainly used as bleaching agent, mordant, reducing agent, rubber coagulant. Aos cused in organic synthesis, pharmaceutical and spice, etc