CN207993316U - Confirm that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether - Google Patents
Confirm that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether Download PDFInfo
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- CN207993316U CN207993316U CN201820481470.8U CN201820481470U CN207993316U CN 207993316 U CN207993316 U CN 207993316U CN 201820481470 U CN201820481470 U CN 201820481470U CN 207993316 U CN207993316 U CN 207993316U
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- ammonium
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Abstract
The utility model, which provides, confirms that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether, is primarily characterized in that：It is by band iron clamp（2）Iron stand（1）, syringe equipped with sodium hydroxide solution（3）, equipped with the dipped cotton of dilute sulfuric acid（5）With moistening litmus red test paper（7）Long neck funnel（4）, single hole rubber stopper（6）, be equipped with ammonium sulfate solids（9）Boiling tube（8）, alcolhol burner（10）Composition.Ammonium fertilizer and the experimental method of alkali Hybrid Heating are defective on textbook：Ignore ammonia to human eye, nose, larynx mucous membrane stimulation, harm will produce to human body, not environmentally.Convenient, safe and environment-friendly pollution-free using the utility model, the utility model is not only applicable in teacher and does lecture experiment, is also applicable in student and does grouping experiment.
Description
One, technical field
The utility model category chemical field, is related to a kind of chemical experiment device, is particularly used to demonstrate junior middle school chemistry class
The experiment of ammonium fertilizer and alkali Hybrid Heating in sheet.
Two, background technology
Shanghai in January, 2012 education publishing house publish the activity of page 58 of ninth grade chemistry textbook volume two with probe into【Experiment
2】：A small amount of ammonium sulfate is put in test tube, 3mL sodium hydroxide solutions, the low-grade fever on alcolhol burner, the red reindeer moss of moistening is added
Test paper is placed on test tube mouth, observes test paper color change.Experimental method on textbook is although simple, convenient, phenomenon is apparent, but
Ignore ammonia to human eye, nose, larynx mucous membrane stimulation, harm will produce to human body.Improve textbook in ammonium fertilizer with
The experiment of alkali Hybrid Heating, it is safe and environment-friendly pollution-free using improved experimental provision.
Three, utility model content
The utility model aim, which is to provide, confirms that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether.This
Experimental provision is applicable not only to do lecture experiment on classroom, but also does grouping experiment suitable for student, and can reduce ring
It pollutes in border.
The purpose of this utility model is realized by the following method：
It confirms that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether, is primarily characterized in that：It is by band iron
Folder（2）Iron stand（1）, syringe equipped with sodium hydroxide solution（3）, equipped with the dipped cotton of dilute sulfuric acid（5）And moistening
Litmus red test paper（7）Long neck funnel（4）, single hole rubber stopper（6）, be equipped with ammonium sulfate solids（9）Boiling tube（8）, alcohol
Lamp（10）Composition.
Equipped with ammonium sulfate solids（9）Boiling tube（8）It is vertical to be fixed on band iron clamp（2）Iron stand（1）On.Band long-neck leaks
Bucket（4）And syringe（3）Single hole rubber stopper（6）Stopper Boiling tube（8）Nozzle, long neck funnel（4）Lower end orifice outlet
Put the litmus red test paper of a moistening in place（7）, long neck funnel（4）In put one with the dipped cotton of dilute sulfuric acid（5）, alcolhol burner
（10）It is placed on Boiling tube（8）The underface of bottom.
Experimentation：Connect instrument, the air-tightness of check device.By moderate amount of sulfuric acid ammonium solid（9）Put into Boiling tube（8）
In, use iron clamp（2）By Boiling tube（8）It is fixed on iron stand vertically（1）On.By long neck funnel（4）It is inserted in single hole rubber stopper（6）
On, use syringe（3）Sodium hydroxide solution is drawn, then by syringe（3）Syringe needle pierce through single hole rubber stopper（6）, in long-neck
Funnel（4）Lower end orifice outlet at put one moistening litmus red test paper（7）, long neck funnel（4）In put the dilute sulphur of use
The cotton of acidleach（5）.With band syringe（3）And long neck funnel（4）Single hole rubber stopper（6）Stopper Boiling tube（8）Nozzle,
Alcolhol burner（10）It is placed on Boiling tube（8）The underface of bottom.When experiment, syringe is touched（3）, make syringe（3）In hydrogen
Sodium hydroxide solution instills Boiling tube（8）In with ammonium sulfate solids（9）Contact, then lights alcolhol burner（10）, first preheat, then will
Alcolhol burner（10）Flame envelope be aligned Boiling tube（8）Bottom-heated, soon it can be seen that, Boiling tube（8）Middle generation bubble, long-neck
Funnel（4）The litmus red test paper of lower end exit moistening（7）Become blue.This is because sodium hydroxide solution and ammonium sulfate solids
（9）Ammonia, the litmus red test paper of ammonia and moistening are generated after mixing in a heated condition（7）Contact, the red stone of moistening
Stamen test paper（7）Become blue, the above phenomenon fully proves that ammonium fertilizer is total to heat with alkali and produces ammonia.Extra ammonia is leaked by long-neck
Bucket（4）In be soaked with the cotton of dilute sulfuric acid（5）It absorbs, it is thus eliminated that pollution.
The beneficial effects of the utility model are：Device is simple, easy to operate, and phenomenon is apparent；It is safe and environment-friendly pollution-free；It is logical
It is strong with property, it had not only been applicable on classroom and has done lecture experiment, but also be applicable in student and do grouping experiment.
Four, it illustrates
Fig. 1 is the structure chart of the utility model.
Label in figure indicates respectively：
（1）Iron stand（2）Iron clamp（3）Syringe（4）Long neck funnel（5）It is soaked with the cotton of dilute sulfuric acid（6）Single hole rubber
Leather plug（7）The litmus red test paper of moistening（8）Boiling tube（9）Ammonium sulfate solids（10）Alcolhol burner
Five, specific implementation mode
The utility model is described in further detail With reference to embodiment：
It confirms that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether, is primarily characterized in that：It is by band iron
Folder（2）Iron stand（1）, syringe equipped with sodium hydroxide solution（3）, equipped with the dipped cotton of dilute sulfuric acid（5）And moistening
Litmus red test paper（7）Long neck funnel（4）, single hole rubber stopper（6）, be equipped with ammonium sulfate solids（9）Boiling tube（8）, alcohol
Lamp（10）Composition.
Equipped with ammonium sulfate solids（9）Boiling tube（8）It is vertical to be fixed on band iron clamp（2）Iron stand（1）On.Band long-neck leaks
Bucket（4）And syringe（3）Single hole rubber stopper（6）Stopper Boiling tube（8）Nozzle, long neck funnel（4）Lower end orifice outlet
Put the litmus red test paper of a moistening in place（7）, long neck funnel（4）In put one with the dipped cotton of dilute sulfuric acid（5）, alcolhol burner
（10）It is placed on Boiling tube（8）The underface of bottom.
The application method of the utility model：Connect instrument, the air-tightness of check device.By moderate amount of sulfuric acid ammonium solid（9）
Put into Boiling tube（8）In, use iron clamp（2）By Boiling tube（8）It is fixed on iron stand vertically（1）On.By long neck funnel（4）It is inserted in list
Hole rubber stopper（6）On, use syringe（3）Sodium hydroxide solution is drawn, then by syringe（3）Syringe needle pierce through single hole rubber stopper
（6）, in long neck funnel（4）Lower end orifice outlet at put one moistening litmus red test paper（7）, long neck funnel（4）In put
One with the dipped cotton of dilute sulfuric acid（5）.With band syringe（3）And long neck funnel（4）Single hole rubber stopper（6）Stopper Boiling tube
（8）Nozzle, alcolhol burner（10）It is placed on Boiling tube（8）The underface of bottom.When experiment, syringe is touched（3）, make syringe
（3）In sodium hydroxide solution instill Boiling tube（8）In with ammonium sulfate solids（9）Contact, then lights alcolhol burner（10）, first pre-
Heat, then by alcolhol burner（10）Flame envelope be aligned Boiling tube（8）Bottom-heated, soon it can be seen that, Boiling tube（8）Middle generation
Bubble, long neck funnel（4）The litmus red test paper of lower end exit moistening（7）Become blue.This is because sodium hydroxide solution with
Ammonium sulfate solids（9）Ammonia, the litmus red test paper of ammonia and moistening are generated after mixing in a heated condition（7）Contact, it is wet
The litmus red test paper of profit（7）Become blue, the above phenomenon fully proves that ammonium fertilizer is total to heat with alkali and produces ammonia.Extra ammonia
Gas is by long neck funnel（4）In be soaked with the cotton of dilute sulfuric acid（5）It absorbs, it is thus eliminated that pollution.The utility model has the advantages that：Dress
It sets simply, easy to operate, phenomenon is apparent；It is safe and environment-friendly pollution-free；It is versatile, it had both been applicable on classroom and has done lecture experiment,
It is applicable in student again and does grouping experiment.
Claims (1)
1. confirming that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether, it is primarily characterized in that：It is by band iron clamp
（2）Iron stand（1）, syringe equipped with sodium hydroxide solution（3）, equipped with the dipped cotton of dilute sulfuric acid（5）It is red with moistening
Color litmus paper（7）Long neck funnel（4）, single hole rubber stopper（6）, be equipped with ammonium sulfate solids（9）Boiling tube（8）, alcolhol burner
（10）Composition is equipped with ammonium sulfate solids（9）Boiling tube（8）It is vertical to be fixed on band iron clamp（2）Iron stand（1）On, band long-neck
Funnel（4）And syringe（3）Single hole rubber stopper（6）Stopper Boiling tube（8）Nozzle, long neck funnel（4）Lower end nozzle go out
The litmus red test paper of moisture releasing profit at mouthful（7）, long neck funnel（4）In put one with the dipped cotton of dilute sulfuric acid（5）, alcolhol burner
（10）It is placed on Boiling tube（8）The underface of bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820481470.8U CN207993316U (en) | 2018-04-08 | 2018-04-08 | Confirm that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820481470.8U CN207993316U (en) | 2018-04-08 | 2018-04-08 | Confirm that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207993316U true CN207993316U (en) | 2018-10-19 |
Family
ID=63831389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820481470.8U Expired - Fee Related CN207993316U (en) | 2018-04-08 | 2018-04-08 | Confirm that ammonium fertilizer is thermally generated the environment-friendly type experimental provision of ammonia with alkali altogether |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207993316U (en) |
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2018
- 2018-04-08 CN CN201820481470.8U patent/CN207993316U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20210408 |