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HFC-143a WanJie International Co., Ltd, a China-based trader and manufacturer
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.
step 2.Color Scheme
To choose color is very important for any uniform.Children especially see the bright styles in health professional uniforms.Wedding event get a employees in order to wear promotional such things as pins.Color is the best important area of a very good uniform.But, if you desire a further sophisticated, graceful and complicated uniform, an individual can't go wrong with charcoal.The best part is, charcoal looks superior on anybody, it just looks astute.
3.Cover Breathable Uniforms
Sports uniforms routinely have holes in them to let air so that you can cool little leaguer.Depending over the weather problems, you will desire a uniform that can be tough.If considering uniforms just for employees, absolutely vital to get something that is manageable, breathable not to mention comfortable
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HFC-143a WanJie International Co., Ltd, a China-based trader and manufacturer
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HFC-143a
2
Identification
Synonyms: 1,1,1-Trifluoroethane (IUPAC); Freon 143a; R143a; R-143a; HFC143a
CAS No.: 420-46-2 EC No.: 206-996-5 RTECS No.:
Molecular Weight: 84.041
Molecular Formula: C2H3F3
Structural Formula:
m.p.: -111°C
b.p. (1 atm): -47.75°C
Density (25°C): 1.300g/cm3
Vapor Pressure: 1.247mPa
Critical T.: 73.15°C
Critical P.: 3.834 mPa
Critical Density: 0.455g/cm3
ODP: 0
GWP: 4300 (CO2=1)
Chemical and Physical properties: Stable in normal condition. Colorless and odorless gas.
(Note: isomer 1,1,2-Trifluoroethane: HFC-143b)
Preparation
HFC-143a (Trifluoroethane) can be made by floridation reaction between HCFC-142b (1,1-difluoro-1-chloroethane) and hydrofluoric acid
Application
HFC-143a (Trifluoroethane) is used as a component of azeotropic-like blend refrigerant such as R507 (with 50% HFC-143a), R404a (with 52% HFC-143a), R-408a (with 47% HFC-143a)
Specification
Items |
Specification |
HFC-143a (Trifluoroethane) content, % |
99.8 min |
moisture, mg/kg |
10 max |
acidity, ppm |
0.1 max |
nonvolatile residues |
100 mg/kg max |
Standard Packaging
320kgs/400L steel cylinder; 730kg/926L (13 cylinders/20’ FCL); ISO tank
Filling ratio: 0.79
Risks and Safety Information
HFC-143a (Trifluoroethane) is regulated by UN as hazardous substance
UN2035
Class 2.1
PG unknown
R-Phrase: R12
S-Phrase: S9, S16, S33
For more information, please see MSDS
Add Time : [2011-12-12]back
Copyright © 2011 WanJie International Co., Ltd. All Rights Reserved.
Products List:
- IBA
- 1,3-Propane Sultone
- Thiophene Derivatives
- Tetrazole derivatives
- Pyridine derivatives
- Piperidine derivatives
- Piperazine derivatives
- Naphthalene derivatives
- Iodobenzene derivatives
- Benzene derivatives
- DBNPA
- Bronopol
- IPBC
- Dichloropropene
- Abamectin
- Gibberellic Acid
- Linear Alkylbenzene Sulfonate (LAS)
- MIT and CMIT
- Mercaptobenzothiazole (MBT)
- Daminozide
Phosphorous acid
Polyphosphoric acid
Monopotassium phosphite
Dichlorotrifluoroethane
.
step 2.Color Scheme
To choose color is very important for any uniform.Children especially see the bright styles in health professional uniforms.Wedding event get a employees in order to wear promotional such things as pins.Color is the best important area of a very good uniform.But, if you desire a further sophisticated, graceful and complicated uniform, an individual can't go wrong with charcoal.The best part is, charcoal looks superior on anybody, it just looks astute.
3.Cover Breathable Uniforms
Sports uniforms routinely have holes in them to let air so that you can cool little leaguer.Depending over the weather problems, you will desire a uniform that can be tough.If considering uniforms just for employees, absolutely vital to get something that is manageable, breathable not to mention comfortable
Other About Acetamiprid blog
Acetamiprid
About wanjieinternational.com blog
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