CN100448355C - Composite disinfectant for silkworm - Google Patents
Composite disinfectant for silkworm Download PDFInfo
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- CN100448355C CN100448355C CNB2007100196799A CN200710019679A CN100448355C CN 100448355 C CN100448355 C CN 100448355C CN B2007100196799 A CNB2007100196799 A CN B2007100196799A CN 200710019679 A CN200710019679 A CN 200710019679A CN 100448355 C CN100448355 C CN 100448355C
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- silkworm
- aqueous solution
- disinfectant
- composite disinfectant
- sodium phosphate
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Abstract
The invention relates to a composite disinfectant used on silkworm, formed by symclosene and tertiary sodium phosphate, wherein, the mass ration between the symclosene and tertiary sodium phosphate is 40-70:60-30. When in use, the disinfectant is diluted by water into 200-1600 times. The inventive disinfectant can disinfect the causal agent of silkworm, less excite smell, low corrosion, high stability, and long durable period. The inventive solution is transparent with low degrade speed of effective chlorine.
Description
Technical field
The present invention relates to biocide,, be meant a kind of composite disinfectant for silkworm of be used to breed silkworms silkworm room disinfection of tools for silkworm rearing, sericulture environment disinfected and the sterilization of mulberry leaf blade face of producing especially for example as disinfectant.
Background technology
Disinfectant for silkworm room and ware commonly used mainly contained two big class---chlorinated product and formaldehyde preparations during sericulture was produced at present.Chlorinated product class disinfectant mainly contains bleaching powder, dissipation essence, silkworm usefulness myristylpicolinum bromide, Babysafe fumigant etc.; Formaldehyde preparation class disinfectant mainly contains formalin lime white solution, formaldehyde fumigant etc.
The existing veterinary drug standard name of bleaching powder is a chlorinated lime, silkworm is sym-closene, sodium hydrogen carbonate powder (silkworm is used) with the existing veterinary drug standard name of myristylpicolinum bromide, the smart existing veterinary drug standard name of dissipation is compound hypochlorous acid calcium powder (silkworm is used), the existing veterinary drug standard name of Babysafe fumigant is sodium dichloro cyanurate, polyformaldehyde powder (silkworm is used), above-mentioned chlorinated product disinfectant all belongs to the broad spectrum activity disinfectant, and silkworm virus disease, mycosis, bacteriosis and protozoosis are all had Disinfection Effect.But bleaching powder, silkworm are strong to the corrosivity of metallic article and ramie cotton fabric with myristylpicolinum bromide, Babysafe fumigant, and house, silkworm room and staff's clothing often is damaged; Bleaching powder chemical property less stable, storage is had any problem; Silkworm is big with the myristylpicolinum bromide penetrating odor; The silkworm room was airtight when the Babysafe fumigant used, and used inconvenient.Along with the raising of development of rural economy and life of farmers level, bleaching powder, silkworm will be subjected to bigger influence with the scope of application of myristylpicolinum bromide, Babysafe fumigant etc.The dissipation essence has advantages such as sterilization is comprehensive, corrosivity is low, penetrating odor is little as patented product (patent No. ZL95111009.8), but the finished product term of validity is short, the aqueous solution is muddy, use is inconvenient, action time, length was just effective when being used for the sterilization of mulberry leaf blade face, influenced result of use.
Formaldehyde preparations such as formalin lime white solution and formaldehyde fumigant also belong to the broad spectrum activity disinfectant, but penetrating odor is strong, and operating personnel need wear a gas mask and temperature is lower than 24 ℃ of Disinfection Effects and is subjected to tangible influence during use.Heating-up temperature GPRS appropriateness when using formaldehyde fumigant, the too high easy generation naked light of temperature influences Disinfection Effect, also may be accidents caused; If temperature is low excessively, then gasification is not thorough, influences Disinfection Effect, therefore uses not extensive in rural area silkworm district.
Summary of the invention
Technical problem to be solved by this invention just is that the penetrating odor that exists at present disinfactant for silkworm is dense, corrosivity strong, finished product stability is poor, the muddy different problems such as inconvenience of using of the aqueous solution, provide a kind of not only to the pathogene Disinfection Effect of silkworm comprehensively, but also possess that corrosivity is relatively low, penetrating odor is less relatively, finished product stable, the term of validity is long, the practical composite disinfectant for silkworm of aqueous solution clarification, characteristics such as easy to use.Composite disinfectant for silkworm of the present invention is made up of sym-closene and tertiary sodium phosphate, and the weight proportion of sym-closene and tertiary sodium phosphate is 40～70: 60～30, and thin up is made into the 200-1600 times of aqueous solution during use.The optimum weight proportioning of sym-closene and tertiary sodium phosphate is 50: 50.Add water when being used for the silkworm room disinfection of tools for silkworm rearing and be made into the 200--300 times of aqueous solution, be generally and add water and be made into 250 times of aqueous solution, sterilization sprinkling amount is about every square metre of 225ml, can strengthen or reduces sterilization sprinkling amount according to on-site actual situations; Rearing instrument also can flood sterilization, preserves moisture 30 minutes after sprinkling or the dipping sterilization.Add water when being used for the sterilization of mulberry leaf blade face and be made into the 1000--1600 times of aqueous solution, spray or dipping, preserved moisture 5 minutes.
Sym-closene is a white crystalline powder, and available chlorine content 〉=88.0% has strong chlorine smell, and molecular weight is 232.41, and molecular formula is: C
3N
3O
3Cl
3, structural formula is:
Slightly soluble in water, the solvability in the time of 25 ℃ in water are 1.2%, aqueous solution acidity: 1% pH value of aqueous solution is 2.6--3.2.
Tertiary sodium phosphate is white or little yellow crystal, odorless.Content 〉=95.0%, molecular weight are 380.12, and molecular formula is: Na
3PO
412H
2O, easily molten in water, aqueous solution alkalescence: the 1%--15% pH value of aqueous solution is 11.8-12.6.
Use composite disinfectant for silkworm of the present invention, before preparation respectively with the raw material sym-closene and tertiary sodium phosphate is weighed by weight ratio and separately the packing, during preparation load weighted sym-closene and tertiary sodium phosphate are poured into respectively in institute's water requirement, can be used after the stirring and dissolving.Composite disinfectant for silkworm of the present invention, used raw material folk prescription is not good enough to silkworm pathogene Disinfection Effect, both compatibilities demonstrate good synergistic function, pathogene to virus disease, mycosis, bacteriosis and the protozoosis of silkworm all has deactivation, and Disinfection Effect and silkworm are similar with myristylpicolinum bromide, bleaching powder, dissipation essence, formalin lime white solution etc.; But following situation has reflected that also composite disinfectant for silkworm has more superior feature than the disinfactant for silkworm that uses at present, i.e. innovative point:
1, penetrating odor is lower with myristylpicolinum bromide, formaldehyde fumigant than formalin, silkworm;
2, corrosivity is lower with myristylpicolinum bromide, bleaching powder, Babysafe fumigant than silkworm.Test with 250 times of aqueous solution of myristylpicolinum bromide and composite disinfectant for silkworm of the present invention with silkworm respectively, composite disinfectant for silkworm of the present invention is lighter than silkworm to the cotton processing situation of fading and uses myristylpicolinum bromide; Metallic article is handled, silkworm with myristylpicolinum bromide except that stainless steel is not had the corrosion, have the severe corrosion that the severe corrosion is all arranged to copper, aluminium, carbon steel, and composite disinfectant for silkworm of the present invention does not have corrosion to stainless steel, and copper is had mild corrosion, has the moderate burn into that carbon steel is had the severe corrosion to aluminium.
3, water-soluble better than bleaching powder, silkworm usefulness myristylpicolinum bromide and dissipation essence.Disinfecting drug mixes stirring with water in 1: 250 ratio, and silkworm need still can be dissolved after 30 minutes with myristylpicolinum bromide, composite disinfectant for silkworm of the present invention i.e. all dissolvings in 15 minutes.And residue is arranged in the bleaching powder aqueous solution, in the smart aqueous solution of dissipation floccule is arranged.
4, the degraded of aqueous solution available chlorine is slow, good stability.Add water and be mixed with 250 times of thimerosals, silkworm is placed 5 hours available chlorine contents with the myristylpicolinum bromide thimerosal and descends 8.4%, places 24 hours available chlorine contents and descends 35.2%; And 5 hours available chlorine contents of composite disinfectant for silkworm thimerosal placement of the present invention only descend 1.1%, place 24 hours available chlorine contents and descend 4.0%, are significantly less than the drop-out value of silkworm with available chlorine content in the myristylpicolinum bromide thimerosal, have good stability.The silkworm for preparing generally needs use up in 5 hours with the myristylpicolinum bromide thimerosal, and composite disinfectant for silkworm of the present invention can extend in 24 hours and uses up.
5, finished product stability and ease of use are better than bleaching powder, dissipation essence.Bleaching powder is generally preserved every month available chlorine of process and is reduced 2-3%, and the finished product term of validity was less than 1 year; The smart finished product term of validity of dissipation is 1 year; By the product stability evidence, the composite disinfectant for silkworm finished product term of validity of the present invention can reach more than 2 years.Composite disinfectant for silkworm aqueous solution clarification of the present invention is convenient to spray and is used, and the smart water-soluble speed of dissipation is slow and the aqueous solution is muddy, has precipitation not dissolve in the bleaching powder aqueous solution, is not easy to spray and uses.
6, in addition, composite disinfectant for silkworm of the present invention is better than the dissipation essence to the pathogene (nosema bombycis) of silkworm protozoosis and the inactivating efficacy of soldier's gemma of falling the bacterium.
Advantage of the present invention just be composite disinfectant for silkworm of the present invention have to silkworm pathogene Disinfection Effect comprehensively, penetrating odor is less relatively, corrosivity is relatively low, finished product is stable, the term of validity is long, disinfectant solution clarification and available chlorine content are degraded easy to use slowly and practical characteristics such as wide, be applicable to silkworm room rearing instrument, sericulture environment and the sterilization of mulberry leaf blade face in each area of breeding silkworms, non-overcast and rainy still available atomizers spray silkworm rearing bed carries out the silkworm body and seat sterilization, to silkworm rearing bed safety, quality controllable.After using composite disinfectant for silkworm sterilization of the present invention, the flacherie incidence of disease can reduce by 5 percentage points, and year kind of a product cocoon on average increases production 5%, and every silkworm egg can increase income 40 yuan, and economic benefit is obvious.Composite disinfectant for silkworm cost of the present invention is compared with similar other disinfectant in present domestic silkworm medicine market, has lower-cost advantage.In view of this, composite disinfectant for silkworm of the present invention has vast market prospect.
Embodiment
Below be embodiments of the invention, the actual use of the present invention is not limited to embodiment.
Embodiment 1 composite disinfectant for silkworm
Adopt composite disinfectant for silkworm of the present invention, composite disinfectant for silkworm is made up of sym-closene and tertiary sodium phosphate, and the weight proportion of sym-closene and tertiary sodium phosphate is 50: 50; Every bag of specification is 100 grams, wherein: sym-closene 50 grams, tertiary sodium phosphate 50 grams.Add entry with composite disinfectant for silkworm of the present invention and be made into 250 times of aqueous solution, silkworm room rearing instrument and sericulture environment are carried out spray disinfectant, the sprinkling amount is about every square metre of 225ml, preserves moisture after the sterilization 30 minutes; Composite disinfectant for silkworm of the present invention is added entry be made into 1000 times of aqueous solution,, adopt and spray or dipping method, preserved moisture 5 minutes the sterilization of mulberry leaf blade face.The district enlarges the production pilot scale the rural area silkworm, use 1900 bags of composite disinfectant for silkworm of the present invention, be used to raise silkworm room rearing instrument, sericulture environment and the sterilization of mulberry leaf blade face of 1500 silkworm eggs, experimental scale has surpassed in China's veterinary drug management rules the requirement about the pilot scale of silkworm medicine.The flacherie incidence of disease drops to 4% by 9% after using, and the flacherie incidence of disease reduces by 5 percentage points, and year kind of a product cocoon on average increases production 5%, and every silkworm egg can increase income about 40 yuan of cocoon moneys, increases income 60,000 yuan of cocoon moneys altogether.The user reflect composite disinfectant for silkworm of the present invention have high-efficiency broad spectrum, sterilization thoroughly, efficacy stability, easy to use, advantage such as corrosivity is low, have promotional value.By the present silkworm medicine market price, composite disinfectant for silkworm of the present invention is lower with myristylpicolinum bromide, formalin price than silkworm, and it is smart more convenient than dissipation to use.Market prospects are wide.
Embodiment 2 composite disinfectant for silkworm
Adopt composite disinfectant for silkworm of the present invention, composite disinfectant for silkworm is made up of sym-closene and tertiary sodium phosphate, and the weight proportion of sym-closene and tertiary sodium phosphate is 40: 60; Every bag of specification is 100 grams, wherein: sym-closene 40 grams, tertiary sodium phosphate 60 grams.Sericulture family autumn silkworm rearing season is raised 2 silkworm eggs, adds water with composite disinfectant for silkworm of the present invention and is made into 200 times of aqueous solution, and silkworm room rearing instrument and sericulture environment are carried out spray disinfectant, and the sprinkling amount is about every square metre of 225ml, preserves moisture after the sterilization 30 minutes; Composite disinfectant for silkworm of the present invention is added entry be made into 1600 times of aqueous solution, the dipping sterilization is adopted on the mulberry leaf blade face, preserved moisture 5 minutes.Using the back flacherie incidence of disease is 3.5%, and last year, autumn silkworm rearing season was sterilized with bleaching powder, and the flacherie incidence of disease is 10%, and the same year, spring silkworm rearing season also was that the silkworm incidence of disease is 8% with the bleaching powder sterilization.After using composite disinfectant for silkworm of the present invention sterilization, the silkworm incidence of disease with last year autumn silkworm rearing season compare, the flacherie incidence of disease drops to 3.5% by 10%, promptly the flacherie incidence of disease reduces by 6.5 percentage points; With the same year spring silkworm rearing season compare the flacherie incidence of disease and drop to 3.5% by 8%, promptly the flacherie incidence of disease reduces by 4.5 percentage points, increases income 70 yuan of cocoon moneys altogether, peasant household is satisfied.
Embodiment 3 composite disinfectant for silkworm
Adopt composite disinfectant for silkworm of the present invention, composite disinfectant for silkworm is made up of sym-closene and tertiary sodium phosphate, and the weight proportion of sym-closene and tertiary sodium phosphate is 70: 30; Every bag of specification is 100 grams, wherein: sym-closene 70 grams, tertiary sodium phosphate 30 grams.Sericulture family autumn silkworm rearing season is raised 2 silkworm eggs, adds water with composite disinfectant for silkworm of the present invention and is made into 300 times of aqueous solution, and silkworm room rearing instrument and sericulture environment are carried out spray disinfectant, and the sprinkling amount is about every square metre of 225ml, preserves moisture after the sterilization 30 minutes.Using the back flacherie incidence of disease is 4%, and last year, autumn silkworm rearing season was sterilized with the formalin lime white, and the flacherie incidence of disease is 12%, and the same year, spring silkworm rearing season also was that the silkworm incidence of disease is 8.5% with the sterilization of formalin lime white.Use the composite disinfectant for silkworm silkworm incidence of disease of the present invention with last year autumn silkworm rearing season compare, the flacherie incidence of disease drops to 4% by 12%, promptly the flacherie incidence of disease reduces by 8 percentage points; With the same year spring silkworm rearing season compare the flacherie incidence of disease and drop to 4% by 8.5%, promptly the flacherie incidence of disease reduces by 4.5 percentage points.Increase income 60 yuan of cocoon moneys altogether, peasant household is satisfied.
The Disinfection Effect of embodiment 4 composite disinfectant for silkworm and folk prescription sym-closene, tertiary sodium phosphate relatively
The Disinfection Effect of composite disinfectant for silkworm of the present invention and folk prescription sym-closene, tertiary sodium phosphate confrontation type virus polyhedron CPB, caryogram virus polyhedron NPB is relatively represented it with inactivation ratio.
Annotate: disinfectant I of the present invention, the weight proportion of sym-closene and tertiary sodium phosphate are 40: 60
Disinfectant III of the present invention, the weight proportion of sym-closene and tertiary sodium phosphate are 50: 50
Disinfectant III of the present invention, the weight proportion of sym-closene and tertiary sodium phosphate are 70: 30
In common silkworm pathogene, in general the strongest to the resistance of chemosterilant with matter type virus polyhedron (CPB) and caryogram virus polyhedron (NPB), be the silkworm pathogene of more difficult deactivation in the production of breeding silkworms, thus with CPB and NPB as sterilization objects.Chemosterilant just has Practical significance to the Disinfection Effect of pathogene and about sterilization regulation and stipulation inactivation ratio reaches more than 98% routinely.From result of the test, sym-closene and tertiary sodium phosphate folk prescription use, and the inactivation ratio of CPB and NPB are not all reached more than 98%, so no practical value; And composite disinfectant for silkworm of the present invention all reaches more than 98% the inactivation ratio of CPB and NPB, and Practical significance is arranged.Thereby the prescription that proves composite disinfectant for silkworm of the present invention is science, and the proportioning in the prescription is that reasonably both play good synergistic effects by compatibility, have advance.Sym-closene plays the disinfectant effect in prescription, tertiary sodium phosphate plays disinfection preservative, hydrotropy function of stabilizer in prescription.
Claims (7)
1, a kind of composite disinfectant for silkworm is characterized in that being made up of sym-closene and tertiary sodium phosphate, and the weight proportion of sym-closene and tertiary sodium phosphate is 40～70: 60～30, and thin up is made into the 200-1600 times of aqueous solution during use.
2, composite disinfectant for silkworm according to claim 1, the weight proportion that it is characterized in that sym-closene and tertiary sodium phosphate is 50: 50.
3, composite disinfectant for silkworm according to claim 1 and 2, the solvability when it is characterized in that sym-closene available chlorine content 〉=88.0%, 25 ℃ in water is 1.2%, aqueous solution acidity: 1% pH value of aqueous solution is 2.6-3.2; Tertiary sodium phosphate content 〉=95.0%, aqueous solution alkalescence: the 1%-15% pH value of aqueous solution is 11.8-12.6.
4, composite disinfectant for silkworm according to claim 1 and 2 adds water and is made into the 200-300 times of aqueous solution when it is characterized in that being used for the silkworm room disinfection of tools for silkworm rearing, sterilization sprinkling amount is every square metre of 225ml, preserves moisture 30 minutes after sprinkling or the dipping sterilization.
5, composite disinfectant for silkworm according to claim 4 adds water and is made into 250 times of aqueous solution when it is characterized in that being used for the silkworm room disinfection of tools for silkworm rearing.
6, composite disinfectant for silkworm according to claim 1 and 2 adds water when it is characterized in that being used for the sterilization of mulberry leaf blade face and is made into the 1000-1600 times of aqueous solution, preserves moisture 5 minutes after sprinkling or the dipping sterilization.
7, composite disinfectant for silkworm according to claim 6 adds water when it is characterized in that being used for the sterilization of mulberry leaf blade face and is made into 1000 times of aqueous solution.
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| CNB2007100196799A CN100448355C (en) | 2007-01-30 | 2007-01-30 | Composite disinfectant for silkworm |
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| CNB2007100196799A CN100448355C (en) | 2007-01-30 | 2007-01-30 | Composite disinfectant for silkworm |
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| CN100448355C true CN100448355C (en) | 2009-01-07 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100536658C (en) * | 2007-08-22 | 2009-09-09 | 浙江省农业科学院 | Fume smoking sanitizer for sericultural production and preparing method thereof |
| CN102742601B (en) * | 2012-07-23 | 2014-05-07 | 山东省蚕业研究所 | Disinfectant for rearing instrument of rearing house and application thereof |
| CN103636677A (en) * | 2013-12-23 | 2014-03-19 | 莫海仪 | Disinfectant for killing silkworm viruses |
| CN104509692A (en) * | 2014-11-28 | 2015-04-15 | 太和县金秋农民养殖专业合作社 | Silkworm breeding feeding mulberry leaf pretreatment method |
| CN112741094A (en) * | 2020-12-30 | 2021-05-04 | 上海洗霸科技股份有限公司 | Solid chlorine disinfectant and preparation method and application thereof |
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|---|---|---|---|---|
| CN87103532A (en) * | 1987-05-13 | 1988-02-10 | 湖北省农业科学院蚕业研究所 | Disinfactant for silkworm |
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| CN1489905A (en) * | 2002-10-15 | 2004-04-21 | 烟台神龙蚕用药业科技开发有限公司 | Powdery disinfectant for sterilizing silk-worm body |
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2007
- 2007-01-30 CN CNB2007100196799A patent/CN100448355C/en not_active Expired - Fee Related
Patent Citations (5)
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| CN87103532A (en) * | 1987-05-13 | 1988-02-10 | 湖北省农业科学院蚕业研究所 | Disinfactant for silkworm |
| CN1023588C (en) * | 1989-10-09 | 1994-01-26 | 四川省农业科学院蚕桑研究所 | Silkworm medicine |
| CN1120391A (en) * | 1995-04-14 | 1996-04-17 | 中国农业科学院蚕业研究所 | Disinfectant for silkworm room and ware |
| CN1489905A (en) * | 2002-10-15 | 2004-04-21 | 烟台神龙蚕用药业科技开发有限公司 | Powdery disinfectant for sterilizing silk-worm body |
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