Sodium Thiosulfate 99% (hypo) By NORTH EXPORT GROUP,
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Sodium Thiosulfate 99% (hypo)
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Sodium Thiosulfate 99% (hypo)

( Negotiable )

|

20 Metric Ton Minimum Order

Pays:

China

N ° de modèle:

-

Prix FOB:

( Negotiable ) Obtenir le dernier prix

Localité:

China

Prix de commande minimale:

-

Commande minimale:

20 Metric Ton

Packaging Detail:

25kg/plastic woven bag lined with PE bag

Heure de livraison:

in 7 days after order

Capacité de Fournir:

3000 Metric Ton per Month

Payment Type:

T/T, L/C

Groupe de produits :

Contacter maintenant
Membre gratuit

Personne à contacter Nancy-cn.sales.071229

XIshan, Shijiazhuang, Hebei

Contacter maintenant

Spécification du produit

  • Type: Sodium Thiosulfate
  • Other Names: Sodium Hyposulphite
  • MF: Na2S2O3
  • Grade Standard: Agriculture Grade
  • Purity (%): 98% min
  • Appearance: transparent monoclinic crystal
  • Application: fixing agent of photograph etc.

La description

Characters

Sodium thiosulfate, also known as thiosulfate, which is monoclinic white crystalline powder, specific gravity 1.**7, soluble in water, insoluble in alcohol, is heated in air decomposed into sodium oxide and sulfur dioxide. Burned in pure oxygen is generated sodium sulfate, sodium sulfide and sulfur.

Application

Mainly used in photographic industry for fixative. Dichromate tanning when a reducing agent, nitrogen exhaust neutralizer, mordant, straw and hair bleach, and dechlorination of pulp bleaching agent. Also used for tetraethyl lead, dyes intermediates manufacturing and silver ore raised.

In addition, for the chemical industry, electroplating industry, reducing agent, water purifying agent works. In the textile industry for bleaching cotton after dechlorination agent, sulfur dyeing wool fabric dye, indigo dye anti-white agents, pulp dechlorination agent, the pharmaceutical industry as detergents, disinfectants and bleaching agents.

Storage

Should be stored in a cool and dry warehouse. Dark, sealed, transport should avoid exposure, humidity, rain. Not with acid and oxidant were mixed reservoir operation. Containers must be sealed to prevent moisture melt. Such as packaging moisture, indicating the contents from the deliquescence effect has to be packaged separately stacked and drying. Can not be stored in the open air, on the wet packing to grasp handle. Sand when fire fighting water.

 

Other

Sodium thiosulfate solution of cyanide poisoning and can also be mercuric chloride poisoning. Acute cyanide poisoning in the rapid progression of the disease, it should be against the clock to rescue of acute poisoning, stress antidote in situ applications.

1, oral poisoning, gastric lavage can 1:***0 potassium permanganate solution, and induce vomiting induced by pharyngeal stimulation gastric lavage;

2, inhalation poisoning should immediately withdraw from the scene, go to the air is fresh, well-ventilated place to rest;

3, with sub-acid, amyl nitrate, after **2 sticks smashed into a handkerchief, on the poisoning of the nose and mouth before inhalation, once every 2 minutes, once every **6 times;

4, symptomatic rescue. Occur, respiratory failure were given inotropic, vasopressor, respiratory stimulants, oxygen, artificial respiration, etc.; skin burns, potassium permanganate solution can be washed, and then washed with ammonium sulfide solution;

5, after the on-site first aid, shall immediately taken to the hospital for medical treatment must not delay.

Product Specification:

 

PHOTO GRADE

TECH  GRADE

TECH GRADE

APPEARANCE

COLORLESS TRANSPARENT

 

 

Na2S2O3

>*9.0

>*8.5

>*7.0

WATER INSOLUBLE

<0.*1

<0.*3

<0.*3

SULFIDE

<0.**1

<0.**3

<0.**1

IRON

<0.**1

<0.**3

<0.**5

PH

6.**9.5

6.**9.5

6.**9.5

WATER SOLUTION REACTION

PASS TEST

PASS TEST

**************-

GRABULARITY(G/G)

****6

**************-

**************-

 

Pays: China
N ° de modèle: -
Prix FOB: ( Negotiable ) Obtenir le dernier prix
Localité: China
Prix de commande minimale: -
Commande minimale: 20 Metric Ton
Packaging Detail: 25kg/plastic woven bag lined with PE bag
Heure de livraison: in 7 days after order
Capacité de Fournir: 3000 Metric Ton per Month
Payment Type: T/T, L/C
Groupe de produits : Acid & Salt Products

Send a direct inquiry to this supplier

To:

Nancy-cn.sales.071229 < NORTH EXPORT GROUP >

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