Refrigerant Gas R141b
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 10000MT m.t./month
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Specifications
Good Quallity;
Competitive Price;
Cleaning Agent;
Foaming Agent
Dichlofluoroethane(R141b)
R141b (HCFC-141b) is the leading substitute blowing agent for CFC-11 in rigid foam insulation materials which are widely used for residential and public constructions, home applications and transport vehicles.
Properties:
Index | Unit | R141b |
Chemical formula |
| CH3CCl2F |
Molecular weight | g/mol | 117.0 |
Boiling Point 101.3 KPa(°C) | °C | 32.1 |
Freezing Point 101.3 KPa(°C) | °C | -103.5 |
Critical Pressure | KPa | 4640.2 |
Critical Temperature (°C) | °C | 210.2 |
Saturated liquid density (25°C) | Kg/m3 | 1227 |
Specific heat (25°Cliquid) | KJ/kg·k | 1.17 |
ODP |
| 0.11 |
GWP |
| 0.09 |
Quality Specification:
Index | Quality Performance |
Appearance | Bright & Clear Liquid |
Odor | No strange stench |
Purity %≥ | 99.9% |
Moisture %≤ | 0.005 |
Acidity(as HCL) %≤ | 0.00001 |
Evaporation residue %≤ | 0.01 |
Chlorides(Cl-) test %≤ | 0.0003 |
R141b Packing: 13.6kg/30lb; 30kg, 250kg drum.
- Q:Identification of Derivatives of Chemical Hydrocarbons in High School
- Give you a formula: halogen water consumption, alcohol sodium oxygen consumption, phenolic acid picking, aldehyde plus oxidation.
- Q:What is carbohydrate? What is organic? What is it?
- Organic matter and inorganic matter is to see if there is no carbon C
- Q:Such as the title, the personal feeling of chemical transliteration of Chinese transliteration can be done so easy to write, weird name in addition to keep the high point, no good, but rather affect the people's understanding of medicine and memory, contrary to the text to facilitate the exchange of memory Original intention
- The most basic hydrogen prefix plus a sound next to tell you that the elements of the common element of the standard situation is the same kind of gas bromide tellurium metal next to the word next to the sound next to no matter how much the child knows that this law will be recited next to the next Periodic table down to know the elements of the material highlights a good note
- Q:What is the definition of organic matter
- Organic matter usually refers to carbon-containing compounds, or hydrocarbons and their derivatives are collectively referred to as organic compounds.
- Q:What is "organic" and "inorganic" in chemistry?
- Inorganic compounds are inorganic compounds, usually refers to non-carbon compounds. , Alkali, salt and so on.
- Q:Hydrocarbons and hydrocarbon derivatives are not all non-electrolytes
- Hydrocarbons are, derivatives are not necessarily, such as organic acids (formic acid, acetic acid, etc.)
- Q:What is the difference between organic matter and inorganic matter?
- Organic matter that organic compounds. Carbon compounds (carbon monoxide, carbon dioxide, carbonates, metal carbides and other rare carbon compounds excluded) or hydrocarbons and their derivatives in general. Organic matter is the material basis for life.
- Q:Organic chemistry studies the performance of hydrocarbons and their derivatives, either right or wrong
- Correct
- Q:Compare the difference between London smoke and Los Angeles photochemical smog
- Los Angeles photochemical smog nitrogen content and hydrocarbons and derivatives more, mainly close to the car exhaust. Foggy London situation related to coal, soot solid particles and sulfur oxide more. Foggy London is more bleak, and Los Angeles is more toxic.
- Q:Are the asphalt and peat kinds of vegetables have heavy metal?
- Asphalt and its flue gas on the skin and mucous membranes are irritating, phototoxic and carcinogenic effects. China's three major asphalt toxicity: coal tar pitch> shale asphalt> petroleum asphalt, the former two are carcinogenic. Asphalt main skin lesions are: phototoxic dermatitis, skin lesions limited to the face, neck and other exposed parts; black disease, skin lesions are often symmetrical distribution in the exposed parts, was flaky, brown - dark brown - brown black; Acne; verrucous vegetation and heat burns caused by accidents. In addition, there are dizziness, head swelling, headache, chest tightness, fatigue, nausea, loss of appetite and other systemic symptoms and eye, nose, throat irritation symptoms.
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Refrigerant Gas R141b
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- 10000MT m.t./month
OKorder Service Pledge
OKorder Financial Service
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