Pakati

  • 2-Amino-p-cresol

    2-Amino-p-cresol

    Inoshandiswa sedhayi yepakati, uye zvakare inoshandiswa mukugadzirira fluorescent whitening agent dhayi yepakati, uye inoshandiswa mukugadzira fluorescent whitening agent DT.

  • O-Amino-p-Chlorophenol

    O-Amino-p-Chlorophenol

    Kugadzirwa kwe2-nitro-p-chlorophenol: Kushandisa p-chlorophenol seyakabikwa, nitrification ine nitric acid.Wedzera iyo distilled p-chlorophenol zvishoma nezvishoma mutangi yakamutswa ine 30% nitric acid, chengetedza tembiricha iri pa25-30., simbisa kwemaawa maviri, wedzera ice kuti itonhorere kusvika pasi pe20, precipitate, sefa, uye geza keke yekusefa kuCongo Red, chigadzirwa 2-nitrop-chlorophenol chinowanikwa.

  • O-Amino-P- Butyl Phenol

    O-Amino-P- Butyl Phenol

    Kugadzira fluorescent whitening agents OB, MN, EFT, ER, ERM uye zvimwe zvigadzirwa.

  • Phthalaldehyde

    Phthalaldehyde

    Analytical reagents mumunda wemakemikari: seamine alkaloid reagent, inoshandiswa kuona yekutanga amine uye peptide bond decomposition zvigadzirwa nefluorescence nzira.2. Organic synthesis: uyewo mishonga yepakati.3. Fluorescent reagent, inoshandiswa kune pre-column HPLC kupatsanurwa kweamino acid derivatives uye inoyerera cytometry kuyera thiol boka reprotein.

  • Sodium o-sulfonate benzaldehyde

    Sodium o-sulfonate benzaldehyde

    Yekuumbwa kwefluorescent whitening agent CBS, triphenylmethane dhayi uye mothproofing agent N.

  • O-toluenenitrile

    O-toluenenitrile

    Inoshandiswa sechinhu chikuru chekugadzirwa kwefluorescent whitening agents, uye inogona kushandiswawo mudhayi, mishonga, rabha uye maindasitiri emishonga yekuuraya zvipembenene.

  • Ophthalic Acid

    Ophthalic Acid

    Nzira yekugadzirira ndeyokuti o-xylene inoramba iine oxidized nemhepo muhupo hwecobalt naphthenate catalyst pamhepo inotonhora ye 120-125 ° C uye kumanikidzwa kwe196-392 kPa mushongwe ye oxidation kuti uwane chigadzirwa chakapedzwa.

  • O-methoxybenzaldehyde

    O-methoxybenzaldehyde

    Kubva ku salicylaldehyde ne methylation reaction ne dimethyl sulfate.Sanganisa 3kg ye sodium hydroxide muine 30% aqueous solution, wedzera 12.2kg ye salicylaldehyde uye 80L emvura uchikurunga, uye kupisa kusvika kufashaira.Zvishoma nezvishoma wedzera 12.9kg ye dimethyl sulfate, chengetedza mhinduro yakagadziriswa kweinenge 3h mushure mekuwedzera, ramba uchiita reflux ye2-3h inotevera Chemicalbook…

  • O-Nitro-p-cresol

    O-Nitro-p-cresol

    Ichi chigadzirwa ndeye organic yepakati.Inoshandiswa mukugadzira dhayi, fluorescent whitening agent DT, herbicides, nezvimwe.

  • O-Nitro-p-tert-butylphenol

    O-Nitro-p-tert-butylphenol

    Mushure mekudzikisa, inogona kushandiswa kugadzira mutsara wepamusoro-giredhi optical brightener agent, senge optical brightener agent OB.

  • O-nitrophenol

    O-nitrophenol

    o-nitrochlorobenzene is hydrolyzed uye acidified ne sodium hydroxide solution.Wedzera 1850-1950 l ye76-80 g / L sodium hydroxide solution muhari yehydrolysis, wobva wawedzera 250 kg ye fused o-nitrochlorobenzene.Kana ichidziya kusvika ku140-150 ℃ uye kudzvanywa kunenge 0.45MPa, chengeta iyo 2.5h, wozoisimudza ku153-155 ℃ uye kudzvanywa kunenge 0.53mpa, uye kuichengeta kwe3h.

  • Ortho Amino Phenol

    Ortho Amino Phenol

    1. Dhayi dzepakati, dzinoshandiswa mukugadzira dhayi dzesarufa, azo dyes, fur dyes uye fluorescent whitening agent EB, nezvimwewo. Muindasitiri yemishonga yezvipembenene, inoshandiswa seyakasvibirira yezvipembenene phoxim.

    2. Inonyanya kushandiswa kugadzira acid mordant Blue R, sulfurized yellow brown, etc. inogona kushandiswawo se fur dye.Muindasitiri yezvizoro, inoshandiswa kugadzira dhayi dzebvudzi (sekubatanidza dhayi).

    3. Kutsunga kwesirivheri netini uye kusimbiswa kwegoridhe.Ndiyo yepakati yediazo dhayi uye sulfur dhayi.