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CAS No. | 7775-14-6 |
Chemical Name: | Sodium dithionite |
Synonyms: | hydros;burmol;blankit;LYKOPON;v-briteb;vatrolite;SODIUM HYDR;HYDROSULFITE;Natriumdithionit;SODIUM DITHIONITE |
CBNumber: | CB1155576 |
Molecular Formula: | Na2O4S2 |
Formula Weight: | 174.11 |
MOL File: | 7775-14-6.mol |
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Sodium dithionite Property |
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storage temp. : |
Store at RT. |
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solubility : |
250 g/L (20°C) |
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Water Solubility : |
250 g/L (20 ºC) |
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Sensitive : |
Moisture Sensitive |
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Stability:: |
Stable, but air sensitive. Incompatible with strong acids, strong oxidizing agents, water, moisture. |
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Sodium dithionite Chemical Properties,Usage,Production |
Chemical Properties
White solid |
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Usage
Reducing agent for vat dyes,reducing hair bleaching agents,vat dyes printing auxiliaries, silk scouring and bleaching agents, coloring agents and objects stripping vat cleaning agent |
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General Description
Sodium dithionite is a whitish to light yellow crystalline solid having a sulfur dioxide-like odor. Sodium dithionite spontaneously heats on contact with air and moisture. This heat may be sufficient to ignite surrounding combustible materials. Sodium dithionite is soluble in water. Under prolonged exposure to fire or intense heat containers of Sodium dithionite may violently rupture. Sodium dithionite is used in dyeing and to bleach paper pulp. |
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Reactivity Profile
Inorganic reducing agents, such as Sodium dithionite, react with oxidizing agents to generate heat and products that may be flammable, combustible, or otherwise reactive. Their reactions with oxidizing agents may be violent. Sulfites and hydrosulfites (dithionites) can react explosively with strong oxidizing agents (sodium chlorite). Sulfites generate gaseous sulfur dioxide in contact with oxidizing acids and nonoxidizing acids. |
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Health Hazard
Fire will produce irritating, corrosive and/or toxic gases. Inhalation of decomposition products may cause severe injury or death. Contact with substance may cause severe burns to skin and eyes. Runoff from fire control may cause pollution. |
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Fire Hazard
Flammable/combustible material. May ignite on contact with moist air or moisture. May burn rapidly with flare-burning effect. Some react vigorously or explosively on contact with water. Some may decompose explosively when heated or involved in a fire. May re-ignite after fire is extinguished. Runoff may create fire or explosion hazard. Containers may explode when heated. |
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Sodium dithionite Preparation Products And Raw materials |
Raw materials
ZINC
Etanol
ZINC HYDROSULFITE
Sulfur dioxide
ZINC HYDROXIDE
SODIUM SULFITE HEPTAHYDRATE
Sodium formate
Methanol
Sodium hydroxide
Sodium metabisulfite
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Preparation Products
SODIUM DITHIONATE
Vitamin B2
8-METHYLXANTHINE
4-Aminobenzyl alcohol
4-AMINORESORCINOL HYDROCHLORIDE
4.4'-DIAMINODIPHENYLAMINESULFATE
5-Fluoroindole-2-carboxylic acid
Sodium salicylate
3-Aminophthalhydrazide
(2,4-DIAMINOPTERIDIN-6-YL)METHANOL HYDROCHLORIDE HYDRATE
Trimethylhydroquinone
4,5,6-TRIAMINOPYRIMIDINE
4-amino-1-naphthol
Naphthol AS-OL
BASIC BLUE 3
4-(1,2,3-THIADIAZOL-4-YL)ANILINE
4-Azaindole
5,6-DIAMINO-2,4-DIHYDROXYPYRIMIDINE SULFATE
TRIFLUOROMETHYL SULFINYL CHLORIDE
1H-1,2,3-Triazolo[4,5-d]pyrimidin-7-amine
4,5,6-TRIAMINOPYRIMIDINE SULFATE
Glyoxalbis(2-hydroxyanil)
Riboflavin
8-BROMO-3-METHYL-3,7-DIHYDRO-PURINE-2,6-DIONE
5-Hydroxyanthranilic acid
8-AZAGUANINE
N-(2,5-Dimethoxyphenyl)-2-hydroxydibenzofuran-3-carboxamide
2,6-Dihydroxy-3-methylpurine
3-(3-AMINOPHENYL)-2H-CHROMEN-2-ONE
(2-CYANO-3-PYRIDINYL)CARBAMIC ACID, 1,1-DIMETHYL ETHYL ESTER
3-BROMO-4-(TRIFLUOROMETHOXY)PHENOL
3-Hydroxy-N-2-naphthyl-2-naphthamide
2,5-Diamino-4,6-dihydroxy-pyrimidine
3-(4-AMINO-PHENYL)-CHROMEN-2-ONE
3-BROMO-4-(TRIFLUOROMETHOXY)ANILINE
Hexachlorophene
Disperse Blue BGL
5-Aminouracil
5,6-Diamino-1-methyluracil
2-Amino-5-chlorobenzaldehyde
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Sodium dithionite Suppliers Global( 206)Suppliers |
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dithionous acid disodium salt
HYDROSULFITE
7775-14-6
SODIUM HYPODISULFITE
SODIUM DITHIONITE
SODIUM HYDROSULFITE
SODIUM HYDROSULPHITE
Inorganic Salts
Synthetic Reagents
blankit
burmol
disodiumdithionite
disodiumhydrosulfite
hydros
sodiumdithionite[na2(s2o4)]
sodiumhydrosulfite(na2s2o4)
sodiumhydrosulfite88%
sodiumsulfoxylate
vatrolite
v-briteb
SODIUM HYDR
HYDROSULPHITE OF SOD
SODIUM HYDROSULPHIT
SODIUM HYDRO SULHIDE 88 90
SODIUM HYDROSULFIT
RONGALITE(SODIUM FORMALDEHYDE SULPHOXYLATE)
SODIUM DITHIONITE PURIFIED
SODIUM HYDROSULFITE TECH. CA. 85%
Sodium Hydrosulfite, Formate Base
Sodium Hydrosulfite, Zinc Base
Sodium Hydrosulfite, Zinc Base/Low Dusting
SODIIUM DITHIONITE
Sodiumdithionite,tech.85%
SODIUM HYDROSULFITE PURIFIED
Na2S2O4
sodium hydrosulfite, tech.
SODIUMHYDROSULFITE,CONC(VERTEXD)(BULK
SODIUMHYDROSULFITE,POWDER,TECHNICAL
SODIUMHYDROSULFITE,REAGENT
SODIUMSULPHOXYLATE
LYKOPON
INORGANIC & ORGANIC CHEMICALS
Natriumdithionit
Inorganics
H2O4S22Na
Sodium hydrosulfite, anhydrous
Sodium hydrosulfite, tech., 85+%
sodium dithionite sodium hydrosulphite
Sodium Hydrosulfite, crystal
Sodium dithionite, Sodium hypodisulfite
NaO2SSO2Na
Na2S2O42H2O
Sodium hydrosulfite,ca 85%, tech.
Sodium dithionite, tech. 85%
Hyposulfurous acid disodium salt
Sodium Hydrosulfite, Powder
SODIUM DITHIONATE, Na2S2O6
SODIUM HYDROSULFITE PURIFIED, (Sodium Dithionite)
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