L-Glutamic Acid
L-Glutamic Acid
| Chitarisiko | Hupfu hwakachena kusvika kuchena |
| Chaicho Kutenderera[α]20/D | +31.5°~ +32.5° |
| Chloride(CL) | ≤0.02% |
| Sulpbate (SO42-） | ≤0.02% |
| Simbi (Fe) | ≤10ppm |
| Residue pamoto | ≤0.1% |
| Heavy metal (Pb) | ≤10ppm |
| Assay | 98.5%~101.5% |
| Kurasikirwa pakuomeswa | ≤0.1% |
| kusachena kweumwe neumwe | ≤0.5% |
| kusachena zvachose | ≤2.0% |
Kuonekwa: Kuchena kusvika kune-white powder
Unhu hwechigadzirwa hunosangana: AJI92, EP8, USP38 zviyero.
Mamiriro emasheya: Kazhinji chengeta 10,000KGs mustock.
Chishandiso: inoshandiswa zvakanyanya mukuwedzera kwechikafu, mishonga yepakati, uye sero tsika ndima.
Package: 25kg / mbiya / Bhegi
MDL Nhamba: mfcd00002634
RTECS Nhamba: lz9700000
BRN Nhamba: 1723801
PubChem Nhamba: 24901609
1. hunhu: L-glutamate, iyo L-glutamic acid, ichena kana isina ruvara squamous crystal, iyo ine acidic zvishoma.The racemic body, DL glutamate, ine ruvara rwekristaro.
2. density (g/ml, 25/4 ℃): racemization: 1.4601;kutenderera kurudyi uye kuruboshwe kutenderera: 1.538
3. hukama hwehutsi hwehutsi (g/ml, mhepo =1): haina kutsanangurwa
4. kunyungudika (OC): 160
5. boiling point (OC, atmospheric pressure): haina kurongeka
6. nzvimbo yekubikira (OC, 5.2kpa): haina kurongeka
7. refractive index: kwete kurongeka
8. flash point (OC): haina kurongeka
9. kutenderera kwakananga photometric (o): [α] d22.4 + 31.4 ° (C = 1.6mol / l hydrochloric acid)
10. poindi yekupisa kana tembiricha yekubatidza (OC): haina kutsanangurwa
11. dzvinyiriro yemhepo (kPa, 25 ° C): haina kurongeka
12. saturated steam pressure (kPa, 60 ° C): haina kurongeka
13. kupisa kwemoto (kj/mol): kusagadziriswa
14. kupisa kwakanyanya (OC): kusagadziriswa
15. kudzvinyirira kwakaoma (kPa): kusagadziriswa
16. kukosha kweiyo coefficient yekugovera mafuta nemvura (octanol / mvura): haina kutsanangurwa
17. kuputika kwepamusoro muganhu (%, v/v): haina kutsanangurwa
18. yakaderera kuputika muganho (%, v/v): haina kutsanangurwa
19. solubility: the racemic inonyungudika zvishoma mumvura inotonhora, iri nyore kunyunguduka mumvura inopisa, inenge isina kunyungudika mu ether, ethanol uye acetone, nepo racemic body inonyungudika zvishoma mu ethanol, ether uye petroleum ether.
1. Acute toxicity: munhu oral tdlo: 71mg / kg;munhu intravenous tdlo: 117mg/kg;gonzo remuromo LD50> 30000 mg / kg;tsuro mukanwa LD50:> 2300mg/kg
2.Mutagenicity: hanzvadzi chromatid exchange test system: lymphocytes dzevanhu: 10mg / L
Njodzi yemvura level 1 (German regulation) (self assessment through list) chinhu ichi chine njodzi kumvura.
Usabvumira huwandu husina kunyungudutswa kana hukuru hwechigadzirwa kuti husangane nemvura yepasi, nzira dzemvura kana masisitimu etsvina.
Usaburitse zvinhu munzvimbo yakapoteredza pasina mvumo yehurumende.
1. Molar refractive index: 31.83
2. Molar volume (cm3 / mol): 104.3
3. Isotonic chaiyo vhoriyamu (90.2k): 301.0
4. Kushungurudzika kwepamusoro (dyne / cm): 69.2
5. Polarizability (10-24cm3): 12.62
1. Ichi chigadzirwa hachina chepfu.
2. Kusanhuhwirira, kuravira kwakakosha zvishoma uye kuravira kunovava.
3.Inowanikwa mufodya nekusvuta.
1. Ichi chigadzirwa chinofanira kuvharwa uye kuchengetwa munzvimbo inotonhorera uye ine rima.
2. Yakaiswa mumabhegi epurasitiki, akavharwa nemabhegi enaironi kana epurasitiki akarukwa, uremu hwemambure 25kg.Muchiito chekuchengetedza uye chekufambisa, kutarisisa kunofanirwa kubhadharwa kune hunyoro-uchapupu, kuchengetedzwa kwezuva uye yakaderera tembiricha kuchengetedza.
1. L-glutamic acid inonyanya kushandiswa mukugadzirwa kwemonosodium glutamate, zvinonhuwira, munyu chinotsiva, chikafu chinovaka muviri uye biochemical reagent.L-glutamic acid pachayo inogona kushandiswa semushonga kutora chikamu mumetabolism yeprotein uye shuga muuropi uye kukurudzira maitiro eiyo oxidation.Chigadzirwa chinosanganiswa neammonia kugadzira isiri-chepfu glutamine mumuviri kuderedza ropa ammonia uye kuderedza zviratidzo zvehepatic coma.Inonyanya kushandiswa mukurapa hepatic coma uye yakaoma hepatic insufficiency, asi maitiro ekurapa haana kunyatsogutsikana;yakasanganiswa nemishonga inorwisa-epileptic, inogona zvakare kurapa diki pfari uye psychomotor pfari.Racemic glutamic acid inoshandiswa mukugadzira zvinodhaka uye biochemical reagents.
2. Kazhinji haisati yashandiswa yoga, asi inosanganiswa ne phenolic uye quinone antioxidants kuti iwane yakanaka synergistic effect.
3. Glutamic acid inoshandiswa seyakaomesesa agent ye electroless plating.
4. Inoshandiswa mu pharmacy, chikafu chekuwedzera uye chikafu chinosimbisa;
5. Inoshandiswa mukutsvakurudza kwebiochemical, mishonga inoshandiswa muchiropa coma, kudzivirira pfari, kuderedza ketonuria uye ketinemia;
6. Munyu chinotsiva, chikafu chinovaka muviri uye zvinonhuwira (zvinonyanya kushandiswa nyama, muto uye huku).Inogona zvakare kushandiswa kudzivirira crystallization ye magnesium ammonium phosphate mumakanje shrimps, magakanje uye zvimwe zvigadzirwa zvemumvura ine dosage ye0.3% ～ 1.6%.Inogona kushandiswa sezvinonhuwira maererano neGB 2760-96;
Sodium glutamate, imwe yemunyu wayo wesodium, inoshandiswa sekurunga, uye zvinhu zvayo zvinosanganisira monosodium glutamate uye monosodium glutamate.
Tora 150mg sampuli, wedzera 4ml mvura uye LML sodium hydroxide test solution (ts-224), nyungudusa, wedzera LML ninhydrin test solution (TS-250) uye 100mg sodium acetate, uye kupisa mumvura inopisa yemvura ye10min kuti ibudise ruvara rweviolet.
Tora 1g sample, woisa 9ml yemvura kugadzirira kuturika, woidziya zvishoma nezvishoma mumhepo yekugezera uye kurunga kusvika yanyunguduka, wedzera 6.8ml lmol/l hydrochloric acid solution kuti umise zvakare, wowedzera 6.8ml lmol/l sodium hydroxide solution kuti inyoswe. glutamate zvachose mushure mekusimudzira.
Method 1: kuyera 0.2g sample nemazvo, nyungudika mu 3ml formic acid, wedzera 50ml glacial acetic acid uye 2 madonhwe ecrystal violet test solution (ts-74), titrate ne 0.1mol/l perchloric acid solution kusvika ruvara rwegirinhi kana bhuruu rwanyangarika. .Nzira imwechete yakashandiswa pakuedza kusina chinhu.Imwe neimwe ml ye0.1mol/l perchloric acid solution yakaenzana ne14.71mg yeL-glutamic acid (C5H9NO4).
Method 2: kuyera 500mg sampuli zvakarurama, kuinyungudutsa mumvura 250mi, wedzera madonhwe akawanda ebromothymol blue test solution (ts-56), uye titrate ne 0.1mol / l sodium hydroxide solution kusvika kumagumo ebhuruu.Imwe ml ye 0.lmol / l NaOH mhinduro yakaenzana ne14.7mg yeL-glutamic acid (c5h9n04).
FAO / uyo (1984): muto uye soups kuti zvive nyore kudya, 10g / kg.
FEMA (mg / kg): chinwiwa, zvakabikwa, nyama, soseji, muto, mukaka uye zvigadzirwa zvemukaka, zvinonhuwira, zviyo zvigadzirwa, zvese 400mg / kg.
FDA, 172.320 (2000): sekuwedzera kwekudya, muganho ndeye 12.4% (zvichienderana nehuremu hweprotein yakazara muchikafu).
Mucherechedzo wezvinhu zvine ngozi: F zvinobvira moto
Chiratidzo chekuchengetedza: s24/25
Kuzivikanwa kwengozi: r36/37/38 [1]
Hazardous material sign Xi
Chikamu chenjodzi kodhi 36/37/38
Mirayiridzo yekuchengetedza 24/25-36-26
Wgk Germany 2rtec lz9700000
F 10
Tsika kodhi 29224200
Kuchena: >99.0% (T)
Giredhi: gr
MDL Nhamba: mfcd00002634
