L-(-)-Threonine CAS 72-19-5 (H-Thr-OH) Chiyero 99.0~101.0% Factory High Quality
Shanghai Ruifu Chemical Co., Ltd. ndiyo inotungamira mutengesi weL-(-)-Threonine (H-Thr-OH; Yakapfupikiswa Thr kana T) (CAS: 72-19-5) ine mhando yepamusoro.Semumwe wevatengesi vakuru veamino acids muChina, Ruifu Chemical inopa amino acids kusvika kune dzimwe nyika zviyero, seAJI, USP, EP, JP uye FCC zviyero.Isu tinogona kupa COA, kuendesa pasi rese, zvidiki uye huwandu hwakawanda huripo.Kana iwe uchifarira L-(-)-Threonine,Please contact: alvin@ruifuchem.com
| Chemical Name | L-(-)-Threonine |
| Mashoko anoreva zvakafanana | L-Threonine;H-Thr-OH;L-Thr;Yakapfupikiswa Thr kana T;Threonine;Laevo-Threonine;(S)-Threonine;(2S,3R) -2-Amino-3-Hydroxybutyric Acid;L-2-Amino-3-Hydroxybutyric Acid;(2S,3R)-(-)-Threonine |
| Stock Status | MuStock, Kukwanisa Kugadzira 20000 Matani pagore |
| Nhamba yeCAS | 72-19-5 |
| Molecular Formula | C4H9NO3 |
| Molecular Weight | 119.12 |
| Melting Point | 256 ℃(December) (lit.) |
| Solubility | Yemahara Soluble muFormic Acid.Soluble mumvura.Inoita Insoluble muEthanol uye muEther.Inonyungudika muDilute Hydrochloric Acid |
| Storage Temp. | Yakavharwa muKuoma, Chengetedza paChikamu Tembiricha |
| COA & MSDS | Available |
| Classification | Amino Acids & Derivatives |
| Brand | Ruifu Chemical |
| Hazard Codes | Xi - Irritant |
| Risk Statements | 36/37/38 - Kushungurudza maziso, kufema system uye ganda. |
| Safety Statements | S24/25 - Dzivisa kusangana neganda nemeso. S37/39 - Pfeka magirovhosi akakodzera uye dziviriro yeziso / kumeso S26 - Kana wasangana nemaziso, simbura nekukasira nemvura yakawanda uye tsvaga mazano ekurapwa. |
| WGK Germany | 3 |
| TSCA | Ehe |
| HS Code | 2922491990 |
| Items | Kuongorora Maitiro | Results |
| Chitarisiko | White Crystals kana Crystalline Powder;Kunonaka zvishoma | Conforms |
| Identification | Infrared Absorption Spectrum | Conforms |
| Kutenderera kwakananga [α]20/D | -27.6° kusvika -29.0°(C=6, H2O) | -28.4° |
| State of Solution (Transmittance) | Zvakajeka uye Zvisina Ruvara ≥98.0% | 99.7% |
| Chloride (Cl) | ≤0.020% | <0.020% |
| Sulfate (SO4) | ≤0.020% | <0.020% |
| Ammonium (NH4) | ≤0.020% | <0.020% |
| Simbi (Fe) | ≤10ppm | <10ppm |
| Masimbi anorema (Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤1.0ppm | <1.0ppm |
| Mamwe maAmino Acids | Chromatographically Haioneki | Conforms |
| Kurasika paKuomesa | ≤0.20% | 0.16% |
| Residue paIgnition (Sulfated) | ≤0.10% | 0.04% |
| Assay | 99.0 kusvika 101.0% (Titration: Dried Basis) | 99.7% |
| pH Test | 5.2 kusvika 6.2 (1.0g mu20ml yeH2O) | 5.6 |
| Origin | Kunobva Kusiri Mhuka | Conforms |
| Residual Solvents | Conforms | Conforms |
| Mhedziso | Inosangana neAJI97, USP 41-NF 36, EP 9.0, JP 17 uye BP 2016 | |
| Sherufu Hupenyu | 24 Mwedzi Kubva Kugadzirwa Zuva Kana Yakachengetwa Zvakanaka | |
| Main Use | Zvokudya / Zvokudya zvinowedzera;Pharmaceuticals;Nutritional Supplement;etc. | |
AJI97
L-(-)-Threonine (H-Thr-OH) (CAS: 72-19-5) AJI 97 Test Method
Kuzivikanwa: Enzanisa infrared absorption spectrum yemuenzaniso neiyo yechiyero ne potassium bromide disc nzira.
Kutenderera kwakananga [α]20/D: Yakaomeswa Sample, C=6, H2O
State of Solution (Transmittance): 1.0g mu10ml yeH2O, spectrophotometer, 430nm, 10mm sero ukobvu.
Chloride (Cl): 0.7g, A-1, ref: 0.40ml ye0.01mol/L HCl
Ammonium (NH4): B-1
Sulfate (SO4): 1.2g, (1), ref: 0.50ml ye0.005mol/L H2SO4
Simbi (Fe): 1.5g, ref: 1.5ml yeIron Std.(0.01mg/ml)
Heavy Metals (Pb): 2.0g, (1), ref: 2.0ml yePb Std.(0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), ref: 2.0ml yeAs2O3 Std.
Mamwe maAmino Acids: Test Sample: 50μg, B-6-a, control: L-Thr 0.25μg
Kurasikirwa paKuomesa: pa105 ℃ kwemaawa matatu.
Residue paIgnition (Sulfated): AJI Muedzo 13
Chiyero: Sample yakaomeswa, 120mg, (1), 3ml yefomic acid, 50ml yeglacial acetic acid, 0.1mol/L HCLO4 1ml = 11.912mg C4H9NO3
pH Muedzo: 1.0g mu20ml yeH2O
USP35-NF30
DEFINITION
Threonine ine NLT 98.5% uye NMT 101.5% yeL-threonine (C4H9NO3), yakaverengerwa payakaomeswa.
KUZIVA
A. INFRARED AVORPTION <197K>
ASSAY
PROCEDURE
Muenzaniso: 110 mg yeThreonine
Chisina chinhu: Sanganisa 3 mL yeformic acid uye 50 mL yeglacial acetic acid.
Titrimetric system
(Ona Titrimetry <541>)
Mode: Direct titration
Titrant: 0.1 N perchloric acid VS
Endpoint kuona: Potentiometric
Ongororo: Dissolve Sample mu3 mL yeformic acid uye 50mL yeglacial acetic acid.Titrate pamwe neTitrant.Ita kusarudzika.
Verenga chikamu cheThreonine (C4H9NO3) muSample yakatorwa:
Mhedzisiro = {[(VS-VB) xNxF]/W} x100
VS= Titrant vhoriyamu inopedzwa neSample (mL)
VB = Titrant vhoriyamu inopedzwa neiyo Blank (mL)
N = hunhu chaihwo hweTitrant (mEq/mL)
F= yakaenzana chinhu, 105.1mg/mEq
W = uremu hwemuenzaniso (mg)
Maitiro ekugamuchira: 98.5% ~ 101.5% pane yakaomeswa hwaro
KUSIRIRA
RESIDUEON IGNITION <281>: NMT 0.1%
CHLORIDE NESULFATE, Chloride <221>
Mushonga wakakwana: 0.50mL ye0.020 N hydrochloric acid
Muenzaniso: 0.73g yeThreonine
Maitiro ekugamuchira: NMT 0.05%
CHLORIDE UYE SULFATE, Sulfate <221>
Mushonga wakakwana: 0.10mL ye0.020 N sulfuric acid
Muenzaniso: 0.33g yeThreonine
Maitiro ekugamuchira: NMT 0.03%
IRON <241>: NMT 30ppm
Delete zvinotevera:
METALS ZVIKURU, Nzira I <231>: NMT 15ppm
RELATED COMPOUNDS
Diluent: Hydrochloric acid nemvura (1:99)
Sistimu yakakodzera mhinduro: 0.4mg/mL imwe neimwe yeUSP L-Threonine RS uye USP L-Proline RS muDiluent
Mhinduro yakajairwa: 0.05mg/mL yeUSP L-Threonine RS muDiluent.[Cherechedza-Iyi mhinduro ine kusungwa kwakaenzana ne0.5% yeiyo yeSample solution.]
Sample solution: 10mg/mL yeThreonine mu2 N hydrochloric acid
Chromatographic system (Ona Chromatography <621>, Thin-Layer Chromatography.)
Modhi: TLC
Adsorbent: 0.25-mm layer yechromatographic silica gel musanganiswa
Kushandiswa kwevhoriyamu: 5μL
Kugadzira solvent system: Butyl doro, glacial acetic acid, uye mvura (3: 1: 1)
Spray reagent: 2 mg/mL yeninhydrin mumusanganiswa webutyl doro uye 2N acetic acid (95:5)
Kukodzera kwehurongwa
Zvinodiwa zvekukodzera: Iyo chromatogram yeSystem yekukodzera mhinduro inoratidza maviri akapatsanurwa mavara.
Analysis
Samples: Kukodzera kweSistimu mhinduro, Yakajairwa mhinduro, uye Sample mhinduro.
Wapedza kuomesa ndiro, pfapfaidza neSpray reagent, wopisa pakati pe100° ne105° kwemaminetsi gumi nemashanu.Ongorora ndiro pasi pechiedza chichena.
Maitiro ekugamuchira: Chero nzvimbo yechipiri yeSample solution haina kukura kana kusimba kupfuura nzvimbo huru yeStandard solution.
Kusachena kwemunhu: NMT 0.5%
Yese tsvina: NMT 2.0%
ZVIYEDZO ZVAKANAKA
OPTICAL kutenderera, Chaiyo Rotation <781S>
Sample solution: 60 mg/mL mumvura
Maitiro ekugamuchira: -26.7 ° kusvika -29.1 °
PH <791>
Sample solution: 50 mg/mL mhinduro
Maitiro ekugamuchira: 5.0 ~ 6.5
LOSSON DRYING <731>: Pukuta sampuli pa105℃ kwe3 h: inorasikirwa neNMT 0.2% yehuremu hwayo.
ZVIMWE ZVINODIWA
PACKAGE AND STORAGE: Chengetedza mumidziyo yakavharwa zvakanaka.
USP REFERENCE MITIRO <11>
USP L-Proline RS
USP L-Threonine RS
Package: Fluorinated Bhodhoro, 25kg/bhegi, 25kg/Cardboard Drum, kana zvinoenderana nezvinodiwa nemutengi.
Storage Condition:Chengetedza mumidziyo yakavharwa panzvimbo inotonhorera, yakaoma uye inofefetera kure nezvinhu zvisingaenderane.Dzivirira kubva kuchiedza uye unyoro.
Kutenga sei?Please contactDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Makore 15 Oupenyu?Tine makore anopfuura 15 ane ruzivo mukugadzira uye kutumira kunze kwemhando dzakasiyana-siyana dzepamusoro dzemishonga yepakati kana makemikari akanaka.
Main Markets?Tengesa kumusika wepamba, North America, Europe, India, Korea, Japan, Australia, nezvimwe.
Zvakanakira?Hunhu hwepamusoro, mutengo unokwanisika, masevhisi ehunyanzvi uye rutsigiro rwehunyanzvi, kuendesa nekukurumidza.
HunhuSimbiso?Strict quality control system.Midziyo yehunyanzvi yekuongorora inosanganisira NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, nezvimwe.
Samples?Zvigadzirwa zvakawanda zvinopa mahara emahara ekuongorora kwemhando, mutengo wekutumira unofanirwa kubhadharwa nevatengi.
Factory Audit?Factory audit inogamuchirwa.Ndapota itai nguva isati yasvika.
MOQ?Hapana MOQ.Kurongeka kudiki kunogamuchirwa.
Delivery Nguva? Kana mukati me stock, mazuva matatu kutumirwa anovimbiswa.
Transportation?Ne Express (FedEx, DHL), neMhepo, neGungwa.
Zvinyorwa?Mushure mekutengesa sevhisi: COA, MOA, ROS, MSDS, nezvimwe zvinogona kupihwa.
Custom Synthesis?Inogona kupa echinyakare synthesis masevhisi kuti aenderane nezvinodiwa zvako zvekutsvagisa.
Payment Terms?Proforma invoice inozotumirwa kutanga mushure mekusimbisa kurongeka, yakavharirwa ruzivo rwedu rwebhangi.Kubhadhara neT/T (Telex Transfer), PayPal, Western Union, nezvimwe.
L-(-)-Threonine (H-Thr-OH; Yakapfupikiswa Thr kana T) (CAS: 72-19-5) inoshandiswa pakutsvakurudza kwebiochemical, seamino acid inovaka muviri mushonga pamishonga, inonyanya kushandiswa mukurapa kwekushaya ropa.Amino acid mishonga.Nutritional Supplement.
L-Threonine inogona kushandiswa muindasitiri yezvikafu mune zvinovaka muviri, yakawedzerwa kune chikafu, L-Threonine inogona kuvandudza kukosha kwekudya kweprotein, kuitira kuti chikafu chakakwana chekudya chiwedzere kunzwisisika.L-Threonine uye glucose yaipisa, inonhuhwirira uye iri nyore kugadzira coke chokoreti flavour mune yekunakisa yekunakisa mubasa rekugadzira chikafu.
L-Threonine muindasitiri yezvekudya, L-Threonine amino acids inogona kushandiswa sekuwedzera kwekudya kwekudya kweprotein yakavhura nzira nyowani, L-Threonine haisi kungovandudza kukosha kwekudya kwekudya, kuderedza mari yekudya.Asi zvakare kuwana kusimudzira kukura kwemhuka nekusimudzira, kuwedzera kudzivirira kwechirwere uye zvimwe zvakawanda zvinobatsira.
L-Threonine inodiwa kuti mhuka dzichengetedze kukura, mhuka hadzigone kugadzirwa.Inofanira kubva pakudya.Kushaikwa kweL-Threonine kunogona kukonzera kuderedzwa kwekudya kwemhuka.Kukatyamadzwa, kugona kwekudya kwakaderedza immune function kudzvinyirira zviratidzo.L-Threonine ndiyo yechipiri methionine, lysine, tryptophan, yakakosha amino acids mushure meyechina yezvipfuyo feed additive, L-Threonine yekukura kwezvipfuwo uye kukura, kusimbisa kukora, lactation, kugadzirwa kwezai kwainyanya kufambisa basa.
Threonine imhando yakakosha yeanaleptic iyo inosimbisa zviyo, zvingwa uye zvigadzirwa zvemukaka.Se tryptophan, inovandudza miviri yevanhu uye inosimudzira kukura kwevana vacheche.Ikaiswa munzvimbo yemishonga,threonine inogona kunyorovesa matehwe evanhu nekuda kwehydroxy muchimiro chayo. ine oligose, inodzivirira masero emunhu, uye inomhanyisa kuumbwa kwephosphatide uye oxidation yemafuta acid. Nemushonga wekudzivirira chiropa chemafuta, kugadzirira kwethreonine kunoshanda sechikamu chemukomboni amino acid jekiseni, Zvichakadaro, threonine inogona kushandiswa kugadzirwa kwe monobactam, imwe yemhando yepamusoro uye yakaderera-allergies mishonga inorwisa mabhakitiriya.
Seamino acid yeforge, threonine inowedzerwa zvakanyanya mufosho yenguruve ichangozvarwa, inovhara nguruve, huku, shrimp, eel uye so.Inogona:
-Chengeta kuenzana kweamino acids mufosho uye kukurudzira kukura kwemhuka;
-Kuvandudza kunaka kwenyama;
-Kuwedzera kukosha kwekudya kweforoji mbishi zvinhu zvine yakaderera amino acid digestibility;
-Shandisa kune kugadzirwa kwakaderera-protein forage;
-Dhonza mutengo wezvigadzirwa zvefosho;
-Kuderedza huwandu hwenitrogen mutsvina uye weti yemhuka kuitira kuti kuburitswa kweammonia kunonoke uye kuwanda kweammonia kunochengetwa kwakaderera mudura remhuka.
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