Ngwa nke sodium thiosulfate na aquaculture

Ngwa nke sodium thiosulfate na aquaculture

Na kemịkalụ maka mbufe mmiri na imeziwanye ala, ọtụtụ ngwaahịa nwere sodium thiosulfate . Ọ bụ ezigbo ọgwụ maka ịhazi mma mmiri, detoxifying na igbu cyanobacteria na green algae. Ọzọ, ka m gosi gị ihe ndị ọzọ gbasara sodium thiosulfate

sodium thiosulfate

1. Detoxification

 Ọ nwere mmetụta detoxification ụfọdụ na nnapụta nke nsị cyanide na ọdọ mmiri azụ, yana ezigbo ọrụ mgbanwe ion ya nwere mmetụta ụfọdụ n'ibelata nsị nke ọla dị arọ na mmiri.

 Ọ nwere mmetụta detoxification na ọgwụ ọla dị arọ dị ka ọla kọpa sulfate na ferrous sulfate eji egbu ụmụ ahụhụ. Ion sọlfọ nke sodium thiosulfate nwere ike iji ion ọla dị arọ meghachi omume iji mepụta oke mmiri na-adịghị egbu egbu, ka o wee belata nsị nke ion metal dị arọ.

 Enwere ike iji ya mebie nsị pesticide. Enwere ike iji mweghachi ya dị mma mee ka nsị nke organophosphorus pesticides belata. Omume egosila na ọ dabara maka ihe mgbaàmà nke nsị azụ nke oke ọgwụ pesticides organophosphorus kpatara na nsị mmadụ na ọdọ mmiri azụ. Organophosphorus ụmụ ahụhụ ndị a na-ejikarị na ngwaahịa mmiri bụ Phoxim na trichlorfon, bụ ndị a na-ejikarị egbu nje. Mgbe ejiri ya, sodium thiosulfate nwere ike iji wepụ nsị fọdụrụnụ.

 

2. Mmebi nke nitrite

 N'ihe banyere nitrite dị elu na mmiri, sodium thiosulfate nwere ike meghachi omume na nitrite ngwa ngwa ma belata ihe ize ndụ nke nsị n'ihi nnukwu nitrite na mmiri.

 3. Wepu chlorine fọdụrụ na mmiri

 Mgbe emechara ọdọ mmiri ahụ, a ga-eji nkwadebe chlorine dị ka ntụ ntụ ịcha ọcha n'ebe ụfọdụ. Mgbe ụbọchị atọ ma ọ bụ anọ nke iji nkwadebe chlorine gasịrị, sodium thiosulfate nwere ike imeghachi omume na calcium hypochlorite na oxidation siri ike iji mepụta ion chloride na-adịghị emerụ ahụ, nke enwere ike itinye n'ime ọdọ mmiri ahụ tupu oge eruo.

 

4. Ntu oyi na ikpo ọkụ ala

 N'oge okpomọkụ dị elu, n'ihi okpomọkụ dị elu na-aga n'ihu, a na-ekpo ọkụ n'okpuru mmiri nke ọdọ mmiri na mbụ na n'etiti abalị, nke bụkwa otu n'ime ihe ndị na-akpata hypoxia n'abalị na n'isi ụtụtụ. Mgbe mmiri ala nke ọdọ mmiri ahụ na-ekpo ọkụ, enwere ike idozi ya site na iji sodium thiosulfate. N'ozuzu, enwere ike fesa ya ozugbo na mgbede, ma n'ihi na ikuku oxygen gbazere nwere ike ibelata mgbe ejiri sodium thiosulfate mee ihe, a ga-eji ya na oxygenant mee ihe dị ka o kwere mee.

 sodium thiosulfate aquaculture

5. Ọgwụgwọ mmiri ojii na mmiri uhie nke algae na-atụgharị na-akpata

 

N'ihi mgbasa ozi na mgbagwoju anya nke sodium thiosulfate, ọ nwere mmetụta dị ọcha nke mmiri. Mgbe ịwụsa algae, algae nwụrụ anwụ na-ebiri n'ime macromolecules dị iche iche na obere ụmụ irighiri ihe ndị dị ndụ, na-eme ka mmiri ahụ yie oji ma ọ bụ ọbara ọbara. Sodium thiosulfate nwere mmetụta mgbagwoju anya, nke nwere ike ime ka ndị a macromolecules na obere ụmụ irighiri ihe ndị dị ndụ, ka ha wee nweta mmetụta nke ịgwọ mmiri ojii na mmiri uhie.

6. Mma mma mmiri

 

A na-eji ya eme ka mmiri dị mma nke ọdọ mmiri ahụ. A na-eji 1.5g sodium thiosulfate mee ihe maka mita cubic ọ bụla nke mmiri ahụ gbasasịrị na ọdọ mmiri dum, ya bụ, 1000g (2 n'arọ / mu) na-eji maka mita ọ bụla nke omimi mmiri.

 N'ozuzu, iji sodium thiosulfate tupu mgbanwe nke ala nwere mmetụta inyeaka, otu bụ iji detoxify, nke ọzọ bụ adsorb na ịbawanye nghọta nke mmiri.

 Iji sodium thiosulfate eme ihe mgbe niile na ahụ mmiri aquaculture nwere ike melite ngụkọta alkalinity nke ahụ mmiri ma mee ka ahụ kwụsie ike nke ahụ mmiri, ọkachasị tupu na n'oge mmiri ozuzo, nke nwere ike igbochi ọgbaghara mmiri mgbe mmiri ozuzo gasịrị.

 

7. Amachi ọgbọ nke hydrogen sulfide na ọdọ mmiri

 Anyị maara na ọdịnaya hydrogen sulfide dị elu dị elu na mmiri acidic (obere pH). Uru pH nke ọdọ mmiri aquaculture nkịtị bụ alkaline n'ozuzu (7.5-8.5). Sodium thiosulfate bụ nke alkali siri ike na nnu acid na-adịghị ike. Mgbe hydrolysis gasịrị, ọ bụ alkaline, nke ga-eme ka uru pH dị na mmiri dị elu, mee ka nkwụsi ike nke ahụ mmiri dịkwuo elu, ma gbochie mmepụta nke hydrogen sulfide ruo n'ókè ụfọdụ.

Ọnọdụ ndị ọzọ metụtara sodium thiosulfate

 

1. Ọgwụgwọ nke apịtị na mmiri ọcha.

 2. A na-eji ya tupu mmiri ozuzo na n'oge mmiri ozuzo, ọ nwere ike ịrụ ọrụ dị ịrịba ama n'ịkwụsị mmiri ma gbochie ịwụsa algae na mmiri mmiri mgbe mmiri ozuzo gasịrị.

 3. Wepụ ihe fọdụrụ halogen dị ka chlorine dioxide na ntụ ntụ. N'otu oge ahụ, a pụkwara iji ya mee ihe maka nsị nke organophosphorus pesticides, cyanide na arọ ọla.

 4. A na-eji maka igwu mmiri na ọdịda nke oporo na nshịkọ kpatara okpomọkụ nke ala n'etiti abalị; Otú ọ dị, ọ bụrụ na hypoxia dị na ọkara nke abụọ nke abalị, ọ dị mkpa ijikọ na iji oxygenation ala mgbanwe na granular oxygen, na apụghị ịdabere na sodium thiosulfate naanị maka hypoxia mbụ enyemaka.

 5. Enwere ike iji sodium thiosulfate mee ihe maka nhicha enyemaka nke edo edo na oji ala nke nshịkọ osimiri.

Akpachara anya maka iji sodium thiosulfate

 

1. Ejila isi na-ese n'elu mmiri na-akpata site na mmiri na-agbapụta algae, isi na-ese n'elu mmiri, ụbọchị ígwé ojii na mmiri ozuzo na nnukwu amonia nitrogen dị ka o kwere mee iji gbochie nkwụsịtụ mberede. Enwere ike iji ya ọbụna na ihu igwe ọjọọ, ma ọ ka mma iji ya na-ejikọta ya na oxygenant ma ọ bụ meghee oxygenator dị ka o kwere mee.

 2. Mgbe a na-eji sodium thiosulfate eme ihe n'ime mmiri mmiri, mmiri ahụ nwere ike ịghọ ihe mgbagwoju anya ma ọ bụ agba oji, nke bụ ihe nkịtị.

 3. A gaghị echekwa sodium thiosulfate ma ọ bụ gwakọta ya na ihe acidic siri ike.


Oge nzipu: Mee-20-2022
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