Taw qhia

"25% WP" sawv cev rau "25% Wettable Powder."Qhov no qhia tau hais tias cov khoom muaj 25% ntawm cov khoom xyaw nquag (chlorotoluron) los ntawm qhov hnyav hauv daim ntawv ntawm cov hmoov ntub dej.Cov hmoov ntub dej yog cov khoom tsim tawm uas tuaj yeem tov nrog dej los tsim kev ncua uas tuaj yeem txau rau cov qoob loo.Lub wettable hmoov formulation pab xyuas kom meej txawm faib ntawm cov active ingredient ntawm lub hom phiaj cov nroj tsuag.

Thaum siv chlorotoluron 25% WP los yog lwm yam tshuaj tua kab mob, nws yog ib qho tseem ceeb kom ua tib zoo ua raws li cov chaw tsim khoom cov lus qhia thiab cov lus qhia rau kev thov kom raug, tuav, thiab ceev faj txog kev nyab xeeb.Kev siv tshuaj tua kab tsis raug tuaj yeem ua rau muaj kev cuam tshuam tsis zoo rau ob qho tib si ib puag ncig thiab cov nroj tsuag tsis yog hom phiaj.Nco ntsoov sab laj nrog cov kws paub txog kev ua liaj ua teb lossis cov tub ceev xwm cuam tshuam ua ntej siv cov khoom zoo li no.

Siv Txoj Kev

Daim ntawv thov:

Chlorotoluron feem ntau yog siv los tswj cov nyom thiab cov nyom txhua xyoo hauv cov nplej.Nws tseem tuaj yeem siv los tswj cov nroj tsuag hauv pob kws, paj rwb, sorghum, nplej, txiv laum huab xeeb thiab lwm yam qoob loo.

Toxicity:

Mob qhov ncauj rau nas LD50 > 10000mg/kg, thiab mob qhov ncauj rau nas 1620-2056mg/kg.Rat acute percutaneous LD50> 2000mg / kg.Tom qab pub mis rau 90 hnub, koob tshuaj tsis muaj txiaj ntsig yog 53mg / kg rau nas thiab 23mg / kg rau dev.LC50 rau zaj sawv trout yog 30mg / L (48h).Tsawg toxicity rau noog.Muaj kev nyab xeeb rau cov muv.

Chlorotoluron yog ib hom tshuaj tua kab mob uas feem ntau siv los tswj cov nyom thiab cov nplooj dav dav hauv ntau cov qoob loo xws li nplej, barley, thiab oats.Nws belongs rau chav kawm ntawm cov tshuaj hu ua urea herbicides.Lub npe "25% WP" yog hais txog qhov concentration thiab kev tsim ntawm cov khoom.