I-L-Glutamic Acid
I-L-Glutamic Acid
| Imbonakalo | Umgubo omhlophe ukuya kumhlophe |
| Ujikelezo oluKhethekileyo[α]20/D | +31,5 ° ~ +32,5 ° |
| Ikloridi(CL) | ≤0.02% |
| Sulpbate (SO42-） | ≤0.02% |
| Intsimbi (Fe) | ≤10ppm |
| Intsalela ekutshisweni | ≤0.1% |
| Intsimbi enzima (Pb) | ≤10ppm |
| Isivavanyi | 98.5%~101.5% |
| Ilahleko ekomisweni | ≤0.1% |
| ukungcola komntu ngamnye | ≤0.5% |
| ukungcola ngokupheleleyo | ≤2.0% |
Imbonakalo: Imhlophe ukuya kumgubo omhlophe
Umgangatho weMveliso udibana: AJI92, EP8, imigangatho ye-USP38.
Ubume besitokhwe: Ngokuqhelekileyo gcina i-10,000KGs kwisitokhwe.
Isicelo: sisetyenziswa ngokubanzi kwizongezo zokutya, kumayeza aphakathi, kunye nentsimi yenkcubeko yeeseli.
Iphakheji: 25kg / umgqomo / Ingxowa
Inombolo ye-MDL: mfcd00002634
Inombolo ye-RTECS: lz9700000
Inombolo ye-BRN: 1723801
Inombolo yePubChem: 24901609
Umlingiswa we-1: I-L-glutamate, i-L-glutamic acid, i-crystal emhlophe okanye engenambala ye-squamous, ene-acidic kancane.Umzimba womdyarho, i-DL glutamate, yikristale engenambala.
2. ukuxinana (g/ml, 25/4 ℃): racemization: 1.4601;ukujikeleza ngasekunene kunye nokujikeleza ngasekhohlo: 1.538
3. ukuxinana komphunga (g/ml, umoya =1): akumiselwanga
4. indawo yokunyibilika (OC): 160
5. indawo yokubilisa (OC, uxinzelelo lwe-atmospheric): ayinqunywanga
6. indawo yokubilisa (OC, 5.2kpa): ayimiselwanga
7. isalathiso se-refractive: asimiselwanga
8. indawo edanyazayo (OC): ayimiselwanga
9. ukujikeleza okuthe ngqo kwefotometric (o): [α] d22.4 + 31.4 ° (C = 1.6mol / l i-hydrochloric acid)
10. indawo yokutshisa okanye ukushisa (OC): akumiselwanga
11. uxinzelelo lomphunga (kPa, 25 ° C): alunqunywanga
12. uxinzelelo lwe-steam saturated (kPa, 60 ° C): alunqunywanga
13. ubushushu bokutsha (kj/mol): akumiselwanga
14. ukushisa okubalulekileyo (OC): akunqunywanga
15. uxinzelelo olumandla (kPa): alumiselwanga
16. ixabiso le-coefficient yokuhanjiswa kweoli kunye namanzi (i-octanol / amanzi): ayigqitywanga
17. Umda wokudubula okuphezulu (%, v/v): awumiselwanga
18. umda osezantsi wokudubula (%, v/v): awumiselwanga
19. ukunyibilika: iracemic inyibilika kancinane emanzini abandayo, kulula ukuyinyibilika emanzini ashushu, phantse ayinyibiliki kwi-ether, i-ethanol kunye ne-acetone, ngelixa umzimba we-racemic unyibilika kancinane kwi-ethanol, i-ether kunye ne-petroleum ether.
1. Ityhefu ebukhali: i-tdlo yomlomo womntu: 71mg / kg;emthanjeni womntu tdlo: 117mg / kg;impuku ngomlomo LD50> 30000 mg / kg;umvundla ngomlomo LD50: > 2300mg / kg
2.Mutagenicity: udade chromatid inkqubo yovavanyo exchange: lymphocytes yabantu: 10mg / L
Inqanaba leengozi zamanzi 1 (Umgaqo waseJamani) (ukuzivavanya ngokoluhlu) le nto inobungozi kancinci emanzini.
Musa ukuvumela umthamo ongaxutywanga okanye omkhulu wemveliso ukuba udibane namanzi aphantsi komhlaba, iindlela zamanzi okanye iinkqubo zogutyulo.
Musa ukukhupha izinto kwindawo engqongileyo ngaphandle kwemvume karhulumente.
1. Isalathisi se-Molar refractive: 31.83
2. Umthamo we-Molar (cm3 / mol): 104.3
3. Umthamo othile we-Isotonic (90.2k): 301.0
4. Uxinzelelo lomphezulu (dyne / cm): 69.2
5. I-Polarizability (10-24cm3): 12.62
1. Le mveliso ayinayo ityhefu.
2. Ayinavumba, incasa ekhethekileyo kancinane kunye nencasa emuncu.
3.Ikho kwicuba kunye nomsi.
1. Le mveliso kufuneka ivalwe kwaye igcinwe kwindawo epholileyo nemnyama.
2. Zipakishwe kwiingxowa zeplastiki, ezigqunywe ngeengxowa zenayiloni okanye iiplastiki eziphothiweyo, ubunzima bomnatha obungama-25kg.Kwinkqubo yokugcina kunye nokuthutha, ingqalelo kufuneka ihlawulwe kubungqina bomswakama, ukukhuselwa kwelanga kunye nokugcinwa kweqondo lokushisa eliphantsi.
1. I-L-glutamic acid isetyenziswa kakhulu kwimveliso ye-monosodium glutamate, i-perfume, indawo yetyuwa, isongezelelo sesondlo kunye ne-biochemical reagent.I-L-glutamic acid ngokwayo ingasetyenziselwa njengeyeza lokuthatha inxaxheba kwi-metabolism yeprotheni kunye noshukela kwingqondo kunye nokukhuthaza inkqubo ye-oxidation.Imveliso idibanisa ne-ammonia ukudibanisa i-glutamine engeyona inetyhefu emzimbeni ukunciphisa i-ammonia yegazi kunye nokunciphisa iimpawu ze-hepatic coma.Isetyenziselwa ikakhulu kunyango lwe-coma ye-hepatic kunye nokungasebenzi kakuhle kwe-hepatic, kodwa umphumo wonyango awunelisi kakhulu;Idityaniswe namachiza alwa nokuxhuzula, inokunyanga ukuxhuzula okuncinci kunye nokuxhuzula kwengqondo.I-Racemic glutamic acid isetyenziselwa ukuveliswa kwamachiza kunye ne-biochemical reagents.
2. Ngokuqhelekileyo ayisetyenziswanga yodwa, kodwa idibene ne-phenolic kunye ne-quinone antioxidants ukufumana umphumo omuhle we-synergistic.
3. I-asidi ye-Glutamic isetyenziswa njenge-agent eyinkimbinkimbi ye-electroless plating.
4. Isetyenziswa kwikhemesti, ukongezwa kokutya kunye nesondlo esiqinisayo;
5. Isetyenziswe kuphando lwe-biochemical, unyango olusetyenziswa kwi-coma yesibindi, ukukhusela isifo sokuwa, ukunciphisa i-ketonuria kunye ne-ketinemia;
6. Indawo yetyuwa, isongezelelo sesondlo kunye ne-agent yencasa (ikakhulu isetyenziselwa inyama, isuphu kunye neenkukhu).Isenokusetyenziswa ukuthintela icrystallization ye-magnesium ammonium phosphate kwi-shrimps enkonkxiweyo, oononkala kunye nezinye iimveliso zasemanzini ngomthamo we-0.3% ～ 1.6%.Ingasetyenziswa njenge perfume ngokwe GB 2760-96;
Isodium glutamate, enye yeetyuwa zayo zesodium, isetyenziswa njengonongo, kwaye iimveliso zayo ziquka imonosodium glutamate kunye nemonosodium glutamate.
Thatha isampula ye-150mg, yongeza i-4ml yamanzi kunye ne-LML isisombululo sovavanyo lwe-sodium hydroxide (ts-224), chitha, yongeza isisombululo sokuvavanya i-LML ninhydrin (TS-250) kunye ne-100mg ye-acetate ye-sodium, kunye nokushisa kwindawo yokuhlamba amanzi abilayo kwi-10min ukuvelisa umbala we-violet.
Thatha isampulu ye-1g, yongeza i-9ml yamanzi ukulungiselela ukunqunyanyiswa, uyifudumeze kancinci kwibhafu yomphunga kwaye uyishukumise de inyibilike ngokupheleleyo, yongeza i-6.8ml lmol / l isisombululo se-hydrochloric acid ukumisa kwakhona, kwaye wongeze i-6.8ml lmol / l isisombululo se-sodium hydroxide ukuze unyibilike. glutamate ngokupheleleyo emva kokuvuselela.
Indlela yoku-1: ulinganisa isampula ye-0.2g ngokuchanekileyo, udibanise kwi-3ml ye-asidi ye-formic, yongeza i-50ml i-acetic acid ye-glacial kunye ne-2 yehla ye-crystal violet test solution (ts-74), i-titrate kunye ne-0.1mol / l isisombululo se-perchloric acid de umbala ohlaza okanye ohlaza okwesibhakabhaka uphele. .Indlela efanayo isetyenziswe kuvavanyo olungenanto.I-ml nganye ye-0.1mol / l isisombululo se-perchloric acid ilingana ne-14.71mg ye-L-glutamic acid (C5H9NO4).
Indlela yesi-2: linganisa isampula ye-500mg ngokuchanekileyo, yichithe emanzini angama-250mi, yongeza amaconsi amaninzi e-bromothymol isisombululo sokuvavanya i-blue (ts-56), kunye ne-titrate kunye ne-0.1mol / l isisombululo se-sodium hydroxide kwi-blue end point.I-ml nganye ye-0.lmol / l isisombululo se-NaOH ilingana ne-14.7mg ye-L-glutamic acid (c5h9n04).
FAO / ngubani (1984): umhluzi kunye neesuphu ukutya lula, 10g / kg.
I-FEMA (mg / kg): isiselo, izinto ezibhakiweyo, inyama, i-sausage, umhluzi, ubisi kunye neemveliso zobisi, i-seasoning, iimveliso ze-cereal, yonke i-400mg / kg.
I-FDA, i-172.320 (2000): njengesongezelelo sesondlo, umda ngu-12.4% (ngokusekelwe kubunzima beprotheyini epheleleyo ekudleni).
Uphawu lwempahla eyingozi: F inokutsha
Uphawu lokhuseleko: s24/25
Ukuchongwa kwengozi: r36/37/38 [1]
Uphawu lwezinto ezinobungozi Xi
Ikhowudi yodidi lwengozi 36/37/38
Imiyalelo yokhuseleko 24/25-36-26
Wgk Germany 2rtec lz9700000
F 10
Ikhowudi yeCustoms 29224200
Ubunyulu: >99.0% (T)
Ibakala: gr
Inombolo ye-MDL: mfcd00002634
