Mai ba da China Pgr Mai Kula da Ci gaban Shuka 4 Chlorophenoxyacetic Acid Sodium 4CPA 98% Tc

Iyakar aikace-aikace

P-chlorophenoxyacetic acid shine mai sarrafa ci gaban tsire-tsire na phenoxyl tare da aikin auxin.Ana amfani da shi musamman don hana faɗuwar furanni da 'ya'yan itace, hana legumes daga rooting, inganta tsarin 'ya'yan itace, haifar da 'ya'yan itace marasa drupe, da haɓaka girma girma.

Hanyar amfani

A auna gram 1 na sodium chloropenoxate daidai, a saka shi a cikin baƙar fata (ko ƙaramin gilashi), ƙara ƙaramin adadin ruwan zafi ko barasa 95%, ci gaba da motsa shi da sandar gilashi har sai ya narke gaba ɗaya, sannan a ƙara ruwa zuwa 500. ml, wato ya zama 2000 ml/kg na maganin hana faduwa.Lokacin amfani da shi, yana da kyau a tsoma wani adadin adadin hannun jari tare da ruwa zuwa abubuwan da ake buƙata don fesawa, tsomawa, da sauransu.
(1) Hana fadowar furanni da 'ya'yan itace:
① Kafin da bayan karfe 9 na safe, tsoma furannin mata zucchini tare da 30 zuwa 40 mg/kg na maganin ruwa.
②Azuba maganin ruwa 30 zuwa 50 mg/kg/kg a cikin karamin kwano, sai a tsoma furannin da safe ranar flowering na eggplant (a tsoma furanni a cikin maganin ruwa, sannan a taɓa furannin da ke gefen kwano don barin. wuce gona da iri na kwarara cikin kwano).
③ Tare da 1 zuwa 5 mg/kg na maganin ruwa, a fesa inflorescence na furen wake, a fesa sau ɗaya kowane kwanaki 10, a fesa sau biyu.
④ A lokacin furen kaka, tare da 4 zuwa 5 mg/kg na maganin ruwa, fesa furanni, a fesa sau ɗaya kowane kwana 4 zuwa 5.
⑤Lokacin da 2/3 na furanni suka buɗe akan kowane inflorescence na tumatir, fesa furanni da 20 zuwa 30 mg/kg na maganin ruwa.

⑥ A cikin lokacin furanni na inabi, fesa tare da 25 zuwa 30 MG / kg na maganin ruwa.
⑦Idan furen mace kokwamba ya buɗe, a fesa furanni da 25 ~ 40 mg/kg na maganin ruwa.
⑧ Kwanaki 3 bayan barkono mai zaki (zafi) ya yi fure, fesa furanni tare da 30 zuwa 50 mg/kg na maganin ruwa.
⑨ A lokacin furen mace farar gora sai a fesa furen da 60 ~ 80 mg/kg na maganin ruwa.
(2) Inganta storability: 3 zuwa 10 kwanaki kafin girbi na Sin kabeji, zabi da rana da rana, tare da 40 zuwa 100 MG / kg na ruwa magani, fesa daga kasa sama daga tushe na kasar Sin kabeji, tare da ganye jika da kuma maganin ruwa ba ya digowa, zai iya rage lokacin ajiya na ganyen kabeji na kasar Sin.

Abubuwan da ke buƙatar kulawa

(1) A daina amfani da kayan lambu kwanaki 3 kafin girbi.Yana da aminci don amfani fiye da 2, 4-digo.Yi amfani da ƙaramin feshi (kamar mai fesa makogwaro na likita) don fesa furanni da kuma guje wa fesa kan harbe da harbe.Tsaya sarrafa sashi, maida hankali da tsawon lokacin maganin don hana lalacewar miyagun ƙwayoyi.
(2) A guji shafa magani a ranakun zafi, zafi da damina don hana lalacewar miyagun ƙwayoyi.Kada kayi amfani da wannan wakili akan kayan lambu da aka tanada.

Yanayin ajiya

Yanayin ajiya 0-6 ° C;Shagon hatimi da bushewa.Warehouse samun iska da ƙananan zafin jiki bushewa;Ajiye da jigilar kayayyaki daban da kayan abinci.

Hanyar shiri

Ana samun shi ta hanyar haɗakar phenol da chloroacetic acid da chlorination.1. Narke phenol mai narkewa yana haɗe da 15% sodium hydroxide bayani, kuma chloroacetic acid aqueous bayani an neutralized da sodium carbonate.Ana hada su biyu a cikin tukunyar amsawa kuma a yi zafi don reflux na 4h.Bayan amsawa, ƙara hydrochloric acid zuwa pH na 2-3, motsawa da sanyi, crystallize, tace, wanke a cikin ruwan kankara, bushe, an samu phenoxyacetic acid.2. Chlorination Mix phenoxyacetic acid da glacial acetic acid don narkewa, ƙara iodine allunan, da kuma cire chlorine a 26-34 ℃.Bayan ƙarshen chlorine, sanya na dare, washegari a cikin ruwan sanyi crystallization, tace, wanke da ruwa har sai tsaka tsaki, bushe ƙãre kayayyakin.