SMBS Ballast Guard

Properties
Molecular formula    Na2S2O5, Na-O-(S=O)-O-(S=O)-O-Na
Molar mass              190.107 g/mol
Appearance              white to yellow powder
Odor                           faint SO2
Density                     1.48 g/cm3
Melting point    
>170 °C (begins at 150 °C)

Solubility in water    54 g/100 mL (20 °C)
81.7 g/100 mL (100 °C)

Solubility                 Highly soluble in glycerol

Soluble in Ethanol                                                     

EU Index 016-063-00-2 EU classification Harmful (Xn) Irritant (Xi) R-phrases R22 R31 R41 S-phrases (S2) S26 S39 S46

It is used as a cleaning agent for potable water reverse osmosis membranes in desalination systems. It is also used to remove chloramine from drinking water after treatment.

Also used in printing and dyeing and dechlorination of  textile after bleaching , sulphonated agent and reducer of chemical industry and pharmacy.  Bleach of paper pulp,bamboo and timber bleach of stapk treatment agent of waste water , rubber solidifying agent , perfume industry is served as hydrocarbon perfume aldehyde.
 

Sodium metabisulfite also called sodium pyrosulfiteits molecular formula is Na2S2O5. SMBS is an inorganic compound. IUPAC name for this inorganinc compound is sodium metabisulphite or sodium pyrosulphite. Now a days Sodium metabisulfite SMBS, also used as a preservative, antioxidant and bleaching agent in food most commonly used for the preservation of fresh & dried fruits, vegetables and wines.
 

SMBS most commonly used for the preservation of fresh & dried fruits, Vegetables and wines.
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SMBS Sodium Metabisulphite, Disodium pentaoxodisulphate, Disodium disulfite, Sodium pyrosulfite, Sodium disulfite exorter and supplier in Kuwait, Muscat Oman, UAE Dubai Sharjah, Abudhabi, Ajman, Fujairah, Canada, Mumbai, Gandhidham, Kolkata, Visakhapatnam, Chennai, Surat, Kenya Africa, Shuaiba, Kuwait, Uganada

Solubility

Soluble in water and its water solubility increases with temperature, 54g/100ml at 20°C and 81.7g/100ml at 100°C. It produces sodium bisulfite (HSO3−) when dissolved in water and the aqueous solution is acidic with the PH 4.0-5.5 (10 % aqueous solution). 

Na2S2O5 + H2O = 2 NaHSO3

Soluble in Glycerin, slightly soluble in ethanol, insoluble in benzene.

Question : Which Product is used for Dechlorination in Water Treatment Plant?

Answer : Sodium Metabisulphate(smbs) Used for dechlorination process At the water treatment plant.