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Sodium Thiosulphate Hypo Crystals

FOB Price 0.25 - 0.25 USD / Kilograms

Quick Details (View All)

ClassificationSulphate TypeSodium Thiosulfate
CAS No.7772-98-7 Other Namessodium thiosulphate
MFNa2S2O3 EINECS No.231-867-5
Place of OriginHebei, China Grade StandardIndustrial Grade
Purity99% Appearancecolorless monoclinic crystal
Applicationphotographic fixing agent Brand NameSodium Thiosulfate
Model NumberSodium Thiosulfate Product nameSodium Thiosulphate
GradeIndustry Sodium Thiosulphate ColorColorless Crystal Sodium Thiosulphate
CAS7772-98-7 NameSodium Thiosulphate
KeywordSodium Thiosulfate hypo

Product Details

Sodium Thiosulphate Hypo Crystals 

 

CAS NO.: 7772-98-7

 

Product Description

Product Description:                                        

 

Name: Sodium thiosulfate, sodium thiosulphate, Hypo
Molecular formula: Na2S2O2 .5H 2O 
Molecular weight: 248.17 

CAS NO.: 7772-98-7

Properties: monoclinic crystal, Melting point : 40 -45℃ , Relative density :1.729( 17 ℃   ). 

 

 

Specification:                                                                                                                                                                                                                     

 

 Items Specifications
Appearance colorless crystal granular
Assay ≥99.00%
Water Insoluble matter ≤0.01%
Sulfide ≤0.001%
Fe ≤0.002%
PH 6.5-9.5
Water solution reaction in accordance with the test

 

Sodium Thiosulfate Appication:                                                   

1. in the photosensitive industry: It can be used as a photographic fixing agent
2. in the paper-making industry: the chlorine removal agent after pulp bleaching;
3. in the printing and dyeing industry: the dechlorination agent after cotton fabric bleaching
4. in the analytical chemistry: reagent for chromatography analysis and capacity analysis 
5. in the medicine: detergents and disinfectants; solve cyanide poisoning and mercury poisoning;
for skin itching, chronic urticaria, drug rash.
6. In the food industry: chelating agent, anti-oxidant, etc.,
Cautions:
Storage:Should be stored in a cool, dry storage room. Do not store in the open air, the moisture package should be handled promptly.
Transportation:Avoid exposure and rain during transportation.Do not mix with acid or oxidizer.The container must be sealed to prevent moisture melt.If the package is affected by the moisture, it is necessary to separate the contents from the dry packaging.It can be saved with water sand in case of fire.

 Sodium Thiosulfate Photos:                                                                

We have two types of sodium thiosulfate for you to choose :

Big Crystal sodium thiosulfate

Small Crystal sodium thiosulfate 

 

 

 

 

FAQ:                                                                                   

 

 Q: Are you trading company or manufacturer?
A: We are the manufacturer in Hebei.
Q: How long is your delivery time?
A: Generally it is 7-10 days, if we have stock. If not, maybe need 10-15 days to arrange the shipping.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: We can do TT payment, 100%LC at sight .
Q: why we choose you ?
A : (1)We can provide Consistent, high-quality products ,
      (2)we have strong technical support
      (3) we have competitive and reliable price of the products
      (4)We can provide excellent and fast customer service
If you have any other questions , please feel free to contact with us

 

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