Формальдегидсульфоксилат натрия, кусок Rongalite

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Price:1 800,00 $
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Product Overview

Description


 


Product Description


  


1.Properties:


 


Chemical Name: Sodium Formaldehyde Sulfoxylate


Common Name: Rongalite


Molecular Formula: NaHSO2.CH2O.2H2O


Molecular Weight: 154.12


Specific Gravity: 1.8


Melting Point: 64°C


Heat of Fusion: 54.84 KJ/ MOL(13.2 KCAL/ MOL)


Hygroscopic Point: Relative Humidity 60%


Stable Pour-point: 50°C Max


Solubility:


45%(20°C): 1.2 dose of water is necessary for dissolving away 1 dose of Rongalite at 20°C.


50%(70°C): 1 dose of water is necessary for dissolving away 1 dose of Gongalite at 70°C.


Physical Properties:


To be nominated for Ronglite is for the reason that is serves the color-discharging function fabrics as well as its appearance. Under different cooling conditions . It solidifies out into white lumps, powder or granules.


 


2.Standard : Up to the standard HG 2281-1992


Specifications:


       Name                               Index


Content≥ %                           98.0


State of solubleness                 Water solution clear or micriturbid


Sulphide                            No Presence of Black Color is Allowed


Smell                              No smell or a little smell of leek


 


3.Purpose:


It is mainly used as a discharging agent, color-discharging agent, reductant in printing a dyeing industry. As an activating agent for production styrene-butadise rubber and synthetic resin. Also be used to decolourize and bleach some organic matters, for example: as a bleaching agent in synthetic rubber, sugar-making, and food industry. It may be substituted for the Sodium Hydrosulfite in some special conditions.


 


4.Packing:


In plastic bag-lined iron drum sealed with airtight lid. Net weight: 50KG each.


 


5.Attention:


Should be stored in a dry, cool and dark place. Protected from moisture, avoided exposure to direct sunshine. Don’t to let it be rained on. Be sure not to store it together with oxidant and acid, no presence of acidic vapour in storage life is one year.


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0.0106 s.