nūhou

huaʻōlelo koʻikoʻi

 

ʻElekolina; Nā mea hoʻohui; Aniline; Chromatography kinoea;

 

 

CAS:100-61-8
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  1. Hoʻolauna Ma muli o ke kaupalena ʻia ʻana o ka ikehu petroleum kūloko a me ka ʻenehana hoʻomaʻemaʻe, ua nele nā ​​​​huahana aila i hana ʻia e nā hale hoʻomaʻemaʻe maʻamau ma ka mākeke, kahi e hoʻonui ai i ka nui o nā huahana aila i hui ʻia i ka mākeke. Hoʻohui nui ʻia ka gasoline i hui ʻia me ka naphtha ʻala i hui ʻia (ʻaila māmā) ma ke ʻano he mea maka. Eia nō naʻe, ma ke kua o nā kumukūʻai maka kiʻekiʻe a me ka hoʻonui ʻana i ka loaʻa kālā, hoʻohana pinepine ʻia nā hui aniline ma ke ʻano he mau mea hoʻohui gasoline maʻamau. I mea e hoʻokō ai ka helu kuhikuhi maikaʻi o ka gasoline me ia mau mea hoʻohui i ke kūlana gasoline kaʻa aupuni, no ka laʻana, ʻo ka hoʻohui ʻana i ka 1% (hapa nui) N-methylaniline hiki ke hoʻonui i ka helu octane ma 2-4 mau ʻāpana [1]. Eia nō naʻe, he mau pōʻino ko nā mea hoʻohui aniline i ka neʻe ʻana a me ka palekana o nā kaʻa, a ʻo N-methylanilines nā mea hoʻohui nitrogen, kahi e alakaʻi ai i ka hoʻonui ʻana o ka nui o nā oxides nitrogen i loko o ka ʻōpala kaʻa, e hoʻoulu ai i nā hopena maikaʻi ʻole i ke kaiapuni lewa a me ke olakino kanaka. ʻO nā mea nui o nā mea hoʻohui aniline e komo pū me ka aniline, N-methylaniline, o-methylaniline, p-methylaniline, m-methylaniline a me N, n-dimethylaniline. I kēia manawa, ʻo nā ʻano hana i hōʻike pinepine ʻia no ka ʻike ʻana i nā hui methylaniline e komo pū ana me ka naphthalene diethylamine spectrophotometry, ka ʻike ʻana i ka gas chromatography-nitrogen chemiluminescence, ka chromatography wai hana kiʻekiʻe, a me nā mea ʻē aʻe [2-4]. Hoʻopilikia ka spectrophotometry naphthalene diethylamine kuʻuna i ka hopena hoʻoholo ma muli o ka hanana ʻana o ka hopena ʻaoʻao, a ua hoʻopilikia ʻia ke ʻano HPLC e ka hoʻopilikia ʻana o ka matrix gasoline.

 

ʻO ke ʻano ʻike chemiluminescence chromatograph-nitrogen gas e pono ai ka hoʻomākaukau ʻana o kahi mea ʻike chemiluminescence nitrogen pipiʻi e hiki ke koho i ka nitrogen. ʻO ke kūlana aupuni i kākau hou ʻia (ʻaʻole i paʻi ʻia) "Gas Chromatography for the Determination of Oxycompounds and aniline Compounds in Gasoline" e wehewehe pū ana i kahi ʻano hana loiloi e hoʻohana ana i ke kuapo Deans ma nā kolamu polarity ʻelua e kūʻē ana me ka hoʻohana ʻana i ka mea ʻike lapalapa hydrogen ion maʻamau a ʻoi aku ka liʻiliʻi. No kēia ʻano hana, ua paʻi ʻo ThermoFisher Scientific i kahi pepa noi (Application Notes C GC-50). Ma ke ʻano he maʻalahi, hoʻolauna kēia pepa i kahi ʻano kolamu hoʻokahi wikiwiki e pili ana i ke kūlana kūloko DB37/T-2650 i hoʻopuka ʻia e ka moku ʻo Shandong i ka makahiki 2015 [5]. Hōʻike nā hopena he maʻalahi kēia ʻano hana e hana, me ka hana hou maikaʻi a me ka pololei kiʻekiʻe. I ka manawa like, ua hoʻomaikaʻi ʻia ke ʻano hana e hoʻoponopono i ka pilikia o ka hoʻopilikia ʻana o ka aniline quantification e ka gasoline matrix composition.

2. ʻIke holoʻokoʻa o ke kumumanaʻo o ke ʻano hana Ma kahi kolamu polar polyethylene glycol (PEG), ua hoʻokaʻawale ʻia nā hui aniline i loko o ke kinoea kaʻa mai ka matrix kinoea, a ua hoʻohana ʻia ka acetophenone ma ke ʻano he kūlana kūloko. Ua hoʻoholo ʻia nā ʻike o ka aniline, N-methylaniline, o-methylaniline, p-methylaniline, m-toluidine a me N, n-dimethylaniline i loko o ke kinoea kaʻa e ka chromatograph gas i lako me ka mea ʻike ionization lapalapa (FID), a ua helu ʻia ka nui o kēlā me kēia ʻāpana ma ka ʻōlelo ʻana i ke kūlana kūloko.

 

Kekahi oʻo kāu huahana nuiN-MethylAniline, maʻemaʻe haʻahaʻa loa 99%, helu CAS 100-61-8, ʻano kemika C7H9N.
2: Loaʻa iā mākou he 6 mau laina hana, a ke hoʻomaka nei mākou i 2 mau lako. ʻO ka hana mahina o NMA he 1000 tons.
3) Inā pau ka waihona, e hoʻāla koke mākou i nā lako ʻē aʻe e hoʻokō ai i ke kauoha.
4: I kēia manawa, ua nui loa ke koi o ka mākeke, ke hele nei mākou i waho e hana, ʻo ka hoʻohana ʻana i ka ʻenehana ke ʻano hana hoʻomau, ʻo ia hoʻi, ke chromatography kinoea

5: Loaʻa iā mākou i loko o ka waihona no 500tons, hiki ke hāʻawi i nā waiwai i kēlā me kēia manawa. (Akā he mau mea kūʻai aku kaʻu e kamaʻilio nei. Pono lākou e hoʻopaʻa koke ʻia.)
6: Hiki iā ʻoe ke hele mai e nānā i kā mākou hale hana?

Hoʻomaopopo mākou e noʻonoʻo wale ʻoe iā mākou ke hāʻawi aku nei mākou iā ʻoe i ke kumukūʻai kūpono loa a me ka maikaʻi loa. E ʻoluʻolu e nānā i kā mākou papa inoa.

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产品 Huahana CAS
苯胺 ʻAniline 62-53-3
N-甲基苯胺 ʻAniline N-methyl 100-61-8
间甲苯胺 M-Toluidine MT 108-44-1
对甲苯胺 P-Toluidine PT 106-49-0
邻甲苯胺 ʻO-Toluidine OT 95-53-4
2-甲基环戊二烯三羰基锰 ʻO Methylcyclopentadienyl manganese tricarbonyl (MMT) 12108-13-3
二甲苯 ʻO Xylene 1330-20-7
环己胺 ʻO Cyclohexylamine 108-91-8
N,N-二甲基对甲苯胺 N,N-DIMETHYL -P-TOLUIDINE 99-97-8
N,N-二羟乙基对甲苯胺 N,N-dihydroxyethyl-p-toluidine 3077-12-1.
N,N-二甲基苯胺 N,N-dimethyl aniline DMA 121-69-7
N-甲基-N-苄基苯胺 N-METHYL-N-BENZYLANILINE 614-30-2
N,N-二氰乙基苯胺 N,N-Dicyanoethylaniline 1555-66-4
N-乙基苯胺 N-ethylaniline 103-69-5
N-乙基-N-氰乙基苯胺 3-Ethylanilinopropiononitrile 148-87-8
N-乙基-N-苄基苯胺 N-Benzyl-N-ethylaniline 92-59-1
N-乙基-N-(3′-磺酸苄基)苯胺 ʻO ka waikawa N-Ethyl-N-benzylaniline-3′-sulfonica EBASA 101-11-1
对羟基苯甲酸甲酯 Methyl Hydroxybenzoate 99-76-3
对羟基苯甲酸乙酯 ʻEtila Hydroxybenzoate 120-47-8
对羟基苯甲酸丙酯 Propyl paraben 94-13-3
对羟基苯甲酸丁酯 Butyl 4-Hydroxybenzoate 94-26-8
邻苯甲酰苯甲酸甲酯 Methyl2-benzoylbenzoate 606-28-0
十四酸异丙酯
中文别名:豆蔻酸异丙酯;肉豆蔻酸异丙酯;IPM;异丙基酯;十四烷酸异丙酯
ʻIsopropylmyristate 110-27-0
棕榈酸异丙酯
中文别名:十六酸异丙酯;十六酸-1-甲基乙基酯;十六烷酸异丙酯;IPP
ʻIsopropylpalmitate 142-91-6
硬脂酸单甘油酯 DMG Monostearin
Monoacylglyceride, MAC
123-94-4
三乙酸甘油酯 ʻO Triacetin 102-76-1
尿囊素 ʻAlantoin 97-59-6
三氟甲磺酸 ʻAkika Trifluoromethanesulfonic TFSA 1493-13-6
结晶紫内酯 ʻO ka lactone poni kristal cvl 1552-42-7
水性工业漆 Nā Uhi Wai
邻硝基甲苯 2-Nitrotoluene/ONT 88-72-2
对硝基甲苯 4-nitrotoluene PNT 99-99-0
间硝基甲苯 3-Nitrotoluene/MNT

** Hoʻolaha **

He mea hana kemika maikaʻi kaulana ʻo Mit-Ivy, nā kemika kūikawā a me nā waena organik me ke kākoʻo R&D ikaika ma Kina.

ʻO ka mea nui i pili i nā huahana moʻo N-aniline a me nā huahana resin curing agent.

Uku: ʻae i nā uku āpau

Ka manawa hoʻouna: ma hope o ka loaʻa ʻana o ka PO, 7 mau lā

 

 

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3. Nā mea kani

3.1 Trace 1300E Gas Chromatograph me ka puka komo shunt/non-shunt,

Mea hoʻāʻo hana AS1310, mea ʻike lapalapa ionization (FID);

3.2 Polokalamu Chameleon

3.3 Microsyringe: ʻo ka mana he 10uL.

4. Nā mea hoʻohuihui a me nā mea hana

4.1 Kolamu: Kolamu polar, TG-Wax, lōʻihi kolamu 60m,

ʻO ke anawaena o loko he 0.25mm, ka mānoanoa o ka ʻili wai he 0.25μm

4.2 Inā ʻaʻole i kuhikuhi ʻia, ʻo nā reagents i hoʻohana ʻia ma kēia ʻano hana he maʻemaʻe analytical a ʻae ʻia

E hoʻohana i nā reagents ʻē aʻe o ka maʻemaʻe kiʻekiʻe.

Nā mea hoʻohui i hoʻohana ʻia no nā kumu qualitative a me quantitative, me ka aniline (Ca #62-53-3), N-

ʻO Methylaniline (CAS#100-61-8), o-methylaniline (CAS#95-53-4),

P-methylaniline (CAS#106-49-0), m-methylaniline (CAS#188-44-)

1) a me N, n-dimethylaniline (CAS#121-69-7), ʻo ke kūlana kūloko ʻo phenylene

Ketone (CASA #96-86-2).

5. Nā ʻano hana hoʻokolohua

5.1 Hoʻokumu ʻana i ke kūlou maʻamau

5.1.1 Hoʻomākaukau ʻana i ka hopena maʻamau: ʻO nā mea maʻamau a pau he isooctane (maʻemaʻe chromatographically)

Hoʻoheheʻe ʻia, i hoʻonohonoho ʻia me ʻeono mau mea aniline i loko o 0.1%, 0.2%, 0.5%, 1%,

No nā hāpana maʻamau ma nā pae 1.5% a me 2%, e ʻike i ka Papa 1 no ka ʻike kikoʻī o ka hoʻohuihui ʻana.

 

Papa 1. Papa kuhikuhi no ka hoʻohuihui laʻana maʻamau

Pae 1 Pae 2 Pae 3 Pae 4 Pae 5 Pae 6
N, N, a me N, dimethylaniline 2.0103 0.2009 0.5044 1.013 1.4939 0.108
N-methylaniline 0.2114 0.4952 0.9862 1.5518 2.0792 0.107
ʻanilina 2.0113 1.5514 1.0543 0.503 0.2004 0.1067
ʻO-Toluidine 0.5197 1.0019 1.4901 1.9971 0.2149 0.1053
p-Toluidine 1.5042 2.1426 0.2214 0.4756 1.0061 0.1057
m-Toluidine 0.9986 1.522 2.0355 0.2378 0.5128 0.1069
ʻAketofenona 0.5197 0.5256 0.5329 0.5473 0.5448 0.519

 

 

 

5.1.2Ua kālailai ʻia nā laʻana maʻamau e like me ke ʻano GC ma ka Papa 2

Papa 2. Ke ʻano hana GC

 

Mea hoʻāʻo ʻakomi Ka nui o ka laʻana:1μL
Puka hoʻokomo ʻano: shunt, lakio shunt 100 Mahana o ke keʻena vaporization: 250 ℃ Kinoea lawe: Naikokene, au mau, 1.0mL // min
Umu kolamu 80 ℃ (2min)-5 ℃ /min-240 ℃ (6min)
mea ʻike Ka lapalapa ʻiona hydrogenFIDmahana 250℃Kahe ʻana o ka hydrogen35mL/min Kahe ʻana o ka ea 350mL/min

Kahe ʻana ma hope o ka puhi ʻana he 40mL/min

 

5.1.3 Kūlana Kiʻekiʻe: He kūlana kiʻekiʻe nā ʻāpana e like me ka manawa paʻa o kēlā me kēia ʻāpana, a ua hōʻike ʻia ka chromatogram o ka hāpana maʻamau o ke ʻano maʻamau (0.1% pae kukū) ma ke Kiʻi 1.

 

Kiʻi 1. Chromatogram o ka hāpana maʻamau maʻamau

 

5.1.4 E hoʻokumu i kahi piʻo maʻamau. E hoʻoponopono i ke ʻano hoʻoponopono i ke ʻano hana ʻikepili ma ka polokalamu Chameleon, ʻo ke ʻano hoʻoponopono he linear (ʻaʻole i hoʻokau ʻia ma luna o ke kumu), ʻo ke ʻano loiloi he wahi piko, a he loli ke kūlana kūloko. Hōʻike ʻia ka hoʻohālikelike piʻo maʻamau a me ke koina pilina linear o kēlā me kēia ʻāpana ma ka Papa 3, a hōʻike ʻia ka piʻo maʻamau o kēlā me kēia ʻāpana ma ke Kiʻi 2-7.

papa 3. ʻIkepili piʻo hoʻoponopono

 

hui pū ʻia Ka manawa paʻa(minuke Hoʻohālikelike laina Ka pilina laina(R2)
N,N-Dimethylaniline 17.301 Y=1.0739X+0.029 0.9991
N-Methylaniline 21.263 Y=1.0836X+0.0048 0.9997
ʻAniline 21.944 Y=0.9947X-0.0289 0.9997
ʻO-Toluidine 23.055 Y=0.9995X-0.012 0.9995
p-Toluidine 23.406 Y=0.9168X-0.046 0.9996
m-methylaniline 23.957 Y=0.9747X-0.0452 0.9994

 

5.1.5 Ka helu ʻana o ka hopena: Ua helu ʻia ka lakio o ka ʻāpana piko o kēlā me kēia ʻāpana i ka ʻāpana piko o ka acetophenone. Ua heluhelu ʻia ka hapa nui o ka nuipa o kēlā me kēia ʻāpana e pili ana i ka lakio mai ke kaʻina hoʻoponopono kūpono, a ua pololei ka hopena i 0.01%.

6. Nā hopena a me ke kūkākūkā ʻana

6.1 Piʻo maʻamau: Ua hoʻokumu ʻia ke piʻo maʻamau e 6 mau huahana maʻamau, ʻo ka pae o ka nui o ka nui mai 0.01% a i 2.0%, a ʻoi aku ka nui o ke koina pilina linear R2 ma mua o 0.999, kēlā me kēia (e ʻike i ka Papa 3 no nā kikoʻī).

6.2 Ka hōʻoia ʻana o ke ʻano hana a me ka hoʻonui ʻana: Ke hoʻohālikelike ʻia me ke ʻano hoʻololi Deans, ʻo ke ʻano kolamu hoʻokahi i hoʻolauna ʻia ma kēia pepa he mau pono o ke kumukūʻai haʻahaʻa, ka hana maʻalahi a me ke kiʻekiʻe o ka hana hou ʻana. Eia nō naʻe, hiki i kekahi mau ʻāpana i loko o ka matrix gasoline ke hoʻopilikia i nā hui aniline.

 

No ka laʻana, e like me ke ʻano i wehewehe ʻia ma kēia pepa, i ka hoʻāʻo ʻana i kahi hāpana matrix gasoline blank, ua ʻike ʻia ma hope o ka hoʻohālikelike ʻana me ka chromatogram o ka hāpana maʻamau, aia kahi piko ma kahi o 0.04min (ʻo ka laulā piko o ka piko he 0.07min) mai ka ʻāpana aniline o ka huahana maʻamau, kahi e hoʻopilikia ai i ka nānā ʻana o ka aniline. (e nānā i ke Kiʻi 2)

 

3

 

 

Kiʻi 2. Hoʻohālikelike ma waena o nā spectra hopena maʻamau aniline a me nā spectra matrix gasoline blank

 

I mea e hōʻoia ai ʻaʻole kēia mea he aniline, a hoʻopau i ke keakea ʻana i ka helu ʻana o ka aniline. Ua hoʻomaikaʻi ʻia ke ʻano hana ma kēia pepa, a ua hoʻonohonoho ʻia ke kaʻina hana piʻi mahana o ka papahana

 

Ua hoʻololi ʻia ka wehewehe ʻana o DB37/T-2650 o 5 ℃ /min i 4 ℃ /min. Ua kālailai ʻia nā laʻana matrix gasoline me nā laʻana maʻamau i hoʻohui ʻia e kēia ʻano hana. E like me ka mea i ʻike ʻia mai ke Kiʻi 3,

 

Hiki i ke ʻano hana i hoʻonohonoho pono ʻia ke hoʻokaʻawale i kēia ʻāpana mai ka aniline i loko o ka matrix gasoline, a hōʻoia hou e hiki ke loaʻa ka hāpana aila ma o ke ʻano DB37/T-2650.

 

ʻAʻole aniline ka piko ma 21.905min. Ua hoʻoholo ʻia ka hui hoʻopilikia he naphthalene e ka spectrometry mass qualitative a me ka hoʻohālikelike maʻamau.

 

 

 

Kiʻi 3. Hoʻohālikelike ʻia o nā spectra o nā laʻana aila, nā laʻana aniline a me ka matrix gasoline (ʻano hana i hoʻomaikaʻi ʻia)

 

 

 

 

6.2 Ka helu hoʻōla a me ka hoʻokolohua pololei: Ua hoʻokō ʻia ka hoʻokolohua helu hoʻōla maʻamau me ka matrix gasoline blank, a ua hoʻokō ʻia ka helu hoʻōla maʻamau me ka pae hoʻohui o 100ppm (n=5). Ua hōʻike ʻia nā hopena ma ka Papa 4.

papa 4. Nā hopena hoʻāʻo no ka wikiwiki o ka hoʻōla ʻana a me ka hana hou ʻana

 

 

 

ʻāpana ho'ōla hou ʻana% RSD
N,N-Dimethylaniline 99.21 0.55%
N-Methylaniline 94.97 0.83%
ʻAniline 96.83 1.05%
ʻO-Toluidine 95.11 0.75%
p-Toluidine 106.66 1.55%
M-methylaniline 100.12 1.35%

 

 

 

 

 

7.hopena

Pili kēia hoʻokolohua i ke kūlana kūloko DB37/T-2650 o ka Panalāʻau ʻo Shandong, a hoʻohana i ka mea ʻike FID e ʻike i nā hui aniline i loko o ka ʻaila. He maʻalahi ke ʻano hana a hilinaʻi ka hopena. ʻOiai hiki ke hoʻohana ʻia ka hoʻopilikia ʻana i ka loiloi maoli, hiki ke pale ʻia ka hoʻopilikia ʻana o ka naphthalene i loko o kekahi mau substrates ʻaila i ka loiloi aniline ma ka hoʻomaikaʻi ʻana i nā kūlana.

Nā Kuhikuhi:

ʻŌlelo1ʻO Zhong Shaofang, WEN Huan et al. Ka hoʻoholo ʻana o nā mea hoʻohui Methylaniline i loko o ka mīkini gasoline e Gas Chromatography [J]. Spectrum Laboratory, 2012, Volume 29, Issue 6, 3564-3567.

[2] Zhang Maolin, LI Baoding, ZHANG Yufa. Haʻawina e pili ana i ka hoʻoholo ʻana o N-methylaniline e Spectrophotometry [J]. Journal of Zhengzhou Grain University, 2000, 21(2): 86-88.

ʻŌlelo3ʻO Liu Baomin, LIU Minghong, XU Hong et al. Haʻawina ma ka hoʻoholo like ʻana o ka aniline, N-methylaniline a me N, N-dimethylaniline i ka ea ma o ka chromatography wai hana kiʻekiʻe [J]. Chinese Journal of Health Inspection, 2009, 19(8): 1804-1807.

[4] Yang Yongtan, Wu Ming-qing, WANG Zheng. Ka hoʻolaha ʻana o nā hui i loaʻa ka naikokene i loko o ka gasoline catalytic e ka chromatography gas-Nitrogen chemiluminescence detection [J]. Chromatography,2010, 28(4): 336 — 340

DB37/T-2650, Hoʻoholo ʻana i nā hui aniline i loko o ka gasoline kaʻa ma o ke kinoea chromatography

CAS:100-61-8 N-MethylAniline

 

 

CAS:100-61-8 N-MethylAniline – HALE HANA MA KINA 【MSDS】100-61-8-N-methylaniline-MIT-IVY(2) 【TDS】100-61-8-N-methyl aniline-MIT-IVY


Ka manawa hoʻouna: Pepeluali-27-2024