China Supplier Pgr Plant Regulator 4 Chlorophenoxyacetic Acid Sodium 4CPA 98%Tc

Sebaka sa kopo

P-chlorophenoxyacetic acid ke taolo ea kholo ea limela tsa phenoxyl tse nang le ts'ebetso ea auxin.Haholo-holo e sebelisoa ho thibela lipalesa le litholoana tse oelang, ho thibela limela tsa linaoa ho mela, ho khothalletsa boemo ba litholoana, ho etsa hore litholoana tse se nang drupe, le ho khothalletsa ho butsoa.

Mokhoa oa tšebeliso

Ka nepo lekanya gram e le 1 ea sodium chloropenoxate, e kenye ka beaker (kapa khalase e nyane), eketsa metsi a chesang kapa 95% ea joala, e tsosolose ka molamu oa khalase ho fihlela e qhibiliha ka ho feletseng, ebe o eketsa metsi ho 500. ml, ke hore, ho fetoha 2000 ml / kg ea tharollo ea thepa e thibelang ho oa.Ha e sebelisoa, ho bohlokoa ho hlapolla palo e itseng ea tharollo ea setoko ka metsi ho ea khatellong e hlokahalang bakeng sa ho fafatsa, ho qoelisoa, joalo-joalo.
(1) Thibela lipalesa le litholoana tse oelang:
① Pele le ka morao ho 9 hoseng, qoelisa lipalesa tse tšehali tsa zucchini ka 30 ho isa ho 40 mg/kg ea moriana oa metsi.
② Kenya 30 ho isa ho 50 mg/kg ea moriana oa metsi ka sekotlolong se senyenyane, 'me u qopetse lipalesa hoseng ha letsatsi la lipalesa tsa eggplant (nola lipalesa ka har'a moriana o mokelikeli, ebe u ama mahlaku a lehlakoreng la sekotlolo ho tlohela marotholi a feteletseng a phalla ka sekotlolong).
③ Ka 1 ho isa ho 5 mg/kg ea moriana oa metsi, fafatsa palesa ea lipalesa tsa linaoa, fafatsa hang ka matsatsi a 10, fafatsa habeli.
④ Nakong ea hoetla ea lipalesa tsa cowpea, ka 4 ho isa ho 5 mg/kg ea moriana oa metsi, fafatsa lipalesa, fafatsa hang ka matsatsi a 4 ho isa ho a 5.
⑤Ha 2/3 ea lipalesa e bulehile holim'a inflorescence e 'ngoe le e' ngoe ea tamati, fafatsa lipalesa ka 20 ho 30 mg/kg ea moriana oa metsi.

⑥ Nakong ea lipalesa tsa morara, fafatsa ka 25 ho isa ho 30 mg/kg ea moriana o metsi.
⑦ Ha lipalesa tsa likomkomere tsa basali li buleha, fafatsa lipalesa ka 25 ~ 40 mg/kg ea moriana oa metsi.
⑧ Matsatsi a 3 ka mor'a lithunthung tsa pepere e monate (e chesang), fafatsa lipalesa ka 30 ho isa ho 50 mg / kg ea moriana oa metsi.
⑨ Nakong ea lipalesa tsa mokhabo o mosoeu, fafatsa lipalesa ka moriana oa metsi oa 60 ~ 80 mg/kg.
(2) Ntlafatsa ho tšoarella: matsatsi a 3 ho isa ho a 10 pele ho kotulo ea k'habeche ea China, khetha thapama e chabileng, ka 40 ho isa ho 100 mg / kg ea moriana oa metsi, fafatsa ho tloha tlase holimo ho tloha botlaaseng ba k'habeche ea China, 'me makhasi a kolobile. moriana oa mokelikeli ha o rothele, o ka fokotsa nako ea polokelo ea lekhasi la k'habeche ea Chaena.

Litaba tse hlokang tlhokomelo

(1) Khaotsa ho sebelisa meroho matsatsi a 3 pele ho kotuloa.Ho bolokehile ho sebelisa marotholi a 2, 4.Sebelisa sefafatsi se senyane (joaloka sefafatsi sa 'metso sa bongaka) ho fafatsa lipalesa le ho qoba ho fafatsa letlobo le mahlomela.Laola ka tieo litekanyetso, ho tsepamisa mohopolo le nako ea lithethefatsi ho thibela tšenyo ea lithethefatsi.
(2) Qoba ho sebelisa moriana matsatsing a chesang, a chesang le a lipula ho thibela tšenyo ea lithethefatsi.U se ke ua sebelisa moemeli ona ho meroho e bolokiloeng.

Boemo ba polokelo

Maemo a polokelo 0-6 ° C;Koala le lebenkele le omileng.Ho kenya moea sebakeng sa polokelo le ho omisa mocheso o tlase;Boloka le ho tsamaisa ka thoko ho lihlahisoa tsa lijo.

Mokhoa oa ho lokisetsa

E fumanoa ka condensation ea phenol le chloroacetic acid le chlorination.1. Condensation phenol e qhibilihisitsoeng e tsoakane le 15% ea sodium hydroxide solution, 'me chloroacetic acid e nang le metsi a metsi e fokotsehile ka sodium carbonate.Tse peli li tsoakoa ka pitseng ea karabelo ebe li futhumatsoa bakeng sa reflux bakeng sa 4h.Kamora karabelo, eketsa hydrochloric acid ho pH ea 2-3, hlohlelletsa le ho pholile, kristale, sefa, hlatsoa ka metsi a leqhoa, omile, phenoxyacetic acid e fumanoa.2. Chlorination Kopanya phenoxyacetic acid le glacial acetic acid ho qhibiliha, eketsa matlapa a iodine, 'me u tlose chlorine ho 26-34℃.Ka mor'a hore qetellong ea chlorine, beha bosiu bo le bong, letsatsing le hlahlamang ka metsi a batang crystallization, filthara, hlatsoa ka metsi ho fihlela ho se nke lehlakore, omileng se felile dihlahiswa.