Sodium Thiosulfate, Sodium Hyposulfite, Na2s2o3 5H2O

• Certification: CIQ, ISO, SGS
• Purity: ≥99%
• Type: Sodium Hyposulfite
• Appearance: Granular
• Grade Standard: Industrial Grade
• Transport Package: Plastic Bag
• Model NO.: 99%
• Specification: 99%
• Trademark: LY
• Origin: Shandong
• HS Code: 283090900
• Production Capacity: 3000ton/Month

Product Description

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1. Factory supply
2. Good quality
3. Free sample
4. ISO System
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6. Good service
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Specification

Sodium Thiosulfate pentahydrate 
1.Another name: Sodium thiosulfate 
2. Molecular formula: Na2S2O2 .5H 2O 
3. Molecular weight: 248.17
4.Properties :monoclinic crystal, Melting point : 40 -45oC , Relative density :1.729( 17 oC  )
5.Use:used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. and decolor agent 
6.Packing:25kg , 50kg plastic woven bag, or following your demand

7. Application:
Used in fixers, plating, leather, reductant, dechlorinating agent, sulfur dyeing agent, as a blush preventive agent, and as a disinfectant. And decolor agent. 

Specification:

Standard Specification				Typical Data
Purity:	99	%	Min	99.10%
Water Insoluble:	0.01	%	Max	0.01%
Na2S:	0.001	%	Max	0.00%
Iron Content	0.002	%	Max	0.002
PH Value:	6.5-9.5			8.7

 
 Physical info:

Physical state:	Solid
Odor:	Odorless.
Taste:	Saline
Color:	White
pH (1% soln/water):	PH of a 5% solution :6.0-8.4
Boiling Point:	>100°C(212°F)
Melting Point:	48°C(118.4°F)
Specific Gravity:	1.7-1.75(Water=1)
Vapor Pressure	Not applicable
Dispersion Properties	See solubility in water
Instability Temperature	Not available.
Conditions of Instability	Incompatible materials,moisture

 

Eye Contact:	Check for and remove any contact lenses.  In case of contact, immediately flush eyes with plenty of water for at least 15 minutes.  Cold water may be used.  Get medical attention immediately.
Skin Contact:	Wash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops. Cold water may be used.
Serious Inhalation:	Not available
Inhalation:	If inhaled, remove to fresh air.  If not breathing, give artificial respiration.  If breathing is difficult, give oxygen.  Get medical attention immediately.
Serious Inhalation:	Not available
Ingestion:	Do NOT induce vomiting unless directed to do so by medical personnel.  Never give anything by mouth to an unconscious person.  If large quantities of this material are swallowed, call a physician immediately.