Iindaba zeShishini
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Umgangatho weSizwe wePropionic Acid (Iinkcukacha zeGB)
I-Propionic Acid National Standard (GB Specifications) Umgangatho wesizwe we-propionic acid uchaza ngokucacileyo imbonakalo yayo: mayibe lulwelo olungenambala, olucacileyo olunevumba elimnandi, kwaye umbala wayo kufuneka uhlangabezane nemigangatho ethile yombala ebonakalayo (umz., enexabiso le-APHA elingadluli kwi-s...Funda ngokugqithisileyo -
Amanyathelo okugcina kunye nokuthuthwa kwePropionic Acid.
Amanyathelo okugcina kunye nokuthuthwa kwePropionic Acid Gcina kwindawo yokugcina izinto epholileyo, enomoya ococekileyo. Gcina iPropionic Acid kude nemithombo yokutsha kunye nobushushu. Ubushushu bendawo yokugcina izinto akufuneki budlule kwi-30°C. Gcina izikhongozeli zivaliwe ngokuqinileyo. Gcina ngokwahlukileyo kwiiarhente zokuxoxisa, iiarhente zokunciphisa, kunye...Funda ngokugqithisileyo -
Ukupakishwa kwePropionic Acid.
Ukupakishwa kwe-Propionic Acid I-Propionic acid enobumsulwa obuyi-99.5% okanye ngaphezulu kufuneka ipakishwe kwiikhonteyina ze-alloy okanye ze-aluminium. I-Dilute propionic acid ayinakugcinwa kwiikhonteyina ze-aluminium; sebenzisa i-alloy steel okanye i-carbon steel tanks eneplastiki endaweni yoko. I-Propionic Acid Toxicity and Safety Amanyathelo okhuseleko ...Funda ngokugqithisileyo -
Ukusetyenziswa kwePropionic Acid.
Usetyenziso lwe-Propionic Acid I-Propionic acid sisixhobo esiluhlaza esenziwe ngezinto eziphilayo, esisetyenziselwa ukuvelisa iipropionate kunye nee-esters. Iityuwa zayo ze-calcium kunye ne-sodium zisebenza njengezigcini ezilungileyo kwiimpahla ezibhakiweyo kunye neenkozo. Ii-esters zayo zisetyenziswa njengezinyibilikisi ezikhethekileyo kwiziqholo kunye neengubo. I-Phenyl...Funda ngokugqithisileyo -
Ifomula yoLwakhiwo lwePropionic Acid
I-Propionic Acid (i-Propanoic Acid) Igama lesiNgesi: i-propionic acid; i-propanoic acid I-Propionic Acid Ifomula yoLwakhiwo: CH₃CH₂COOH Ifomula yeMolekyuli: C₃H₆O₂ Iipropati zePhysical and Chemical I-Propionic acid lulwelo olungenambala olunevumba elibi. Uxinano oluhambelanayo: 0.992 I-Propionic Acid Iqondo lokunyibilika: -22...Funda ngokugqithisileyo -
Ukusetyenziswa kwe-Oxalic Acid.
Ukusetyenziswa kwe-Oxalic Acid I-Oxalic acid isetyenziswa kakhulu kumacandelo ahlukeneyo emizi-mveliso: Ishishini leMithi: Isetyenziswa ekwenzeni amayeza afana ne-chlortetracycline, i-oxytetracycline, i-tetracycline, i-streptomycin, i-vitamin B12, i-phenobarbital, i-calcium pantothenate, i-borneol, kunye ne-sodium iodoxam...Funda ngokugqithisileyo -
Indlela ye-Oxalic Acid yeGlyoxal Oxidation
Indlela ye-Glyoxal Oxidation ye-Oxalic Acid I-Glyoxal inokunciphisa kakhulu, ngoko ke inokunyibilikiswa ngokukhawuleza ibe yi-oxalic acid phantsi kwesenzo se-nitric acid enamandla oxidizing. Ngenxa yezinto ezifana nokubonelela ngezinto eziluhlaza, ixabiso, kunye netekhnoloji, le ndlela ayinakho ukukhuphisana kwimarike kwaye ayizange...Funda ngokugqithisileyo -
Indlela ye-Oxalic Acid yokuOxidation yePropylene
Indlela yokuOxidation yePropylene yeOxalic Acid Le nkqubo yokuOxidation yahlulwe ngamanyathelo amabini: ukuOxidating propylene nge-nitric acid ukuyiguqula ibe yi-α-nitro lactic acid, uze emva koko uOxidation weCatalytic ufumane i-oxalic acid. Indlela yokuOxidation yePropylene ivelisa i-oxalic acid yodidi lweshishini...Funda ngokugqithisileyo -
Indlela yokuOxidation ye-Oxalic Acid ye-Ethylene Glycol Nitric Acid
Indlela yokuOxidation ye-Oxalic Acid ye-Ethylene Glycol Le nkqubo yokuOxidation ifana kakhulu nendlela yokuOxidation yesitatshi. Isisombululo se-ethylene glycol esimanzi sitshiswa ukuya kuma-60 °C, kwaye i-acid exutyiweyo (30%–40% ye-sulfuric acid ngobunzima, 20%–25% ye-nitric acid ngobunzima) kunye ne-vanadium pentoxide zongezwa...Funda ngokugqithisileyo -
Indlela yeSodium Formate yeOxalic Acid
Indlela yeSodium Formate yeOxalic Acid Ukuveliswa kwe-oxalic acid ngendlela yesodium formate kwahlulwe phakathi kwendlela yelead kunye nendlela yecalcium. I-carbon monoxide ifunxwa sisisombululo sesodium hydroxide ukuze kufunyanwe i-sodium formate, ethi emva koko ikhutshwe ihydrogenated ukuze yenze i-sodium oxalate. I-lat...Funda ngokugqithisileyo -
Indlela yokuQhagamshela i-Oxalic Acid Carbon Monoxide
Indlela yokuQhagamshela i-Oxalic Acid Carbon Monoxide Le ndlela ekuqaleni yayisebenzisa i-palladium kunye ne-copper salts njengee-catalysts, yaza yenza i-liquid-phase coupling reaction ye-carbon monoxide, i-oxygen, i-alcohol, kunye ne-dilute nitric acid kwi-8–11 MPa kunye ne-90–100 °C. I-reaction iqala ivelise i-oxalate ester, ...Funda ngokugqithisileyo -
Indlela yokuOxidation yeCarbohydrate kwi-Oxalic Acid.
Indlela yokuOxidation yeCarbohydrate ye-Oxalic Acid Le ndlela isebenzisa istarch kunye neeswekile njengezinto eziluhlaza kwaye iyazixuba ne-nitric acid kwi-73–80 °C ukuvelisa i-oxalic acid. Umzekelo, le nkqubo imi ngolu hlobo: I-85% ye-mass fraction starch isasazwa kwisisombululo samanzi esine-10% ...Funda ngokugqithisileyo