DL-Cysteine CAS 3374-22-9 Assay 98.0~102.0%
Shanghai Ruifu Chemical Co., Ltd. ke moetsi ea ka sehloohong le mofani oa thepa ea DL-Cysteine (H-DL-Cys-OH) (CAS: 3374-22-9) e nang le boleng bo phahameng, bokhoni ba tlhahiso ea Lithane tse 500 ka selemo.Ruifu Chemical e fana ka letoto la li-amino acid le li-derivatives.Re ka fana ka COA, phano ea lefats'e ka bophara, tse nyane le tse ngata tse fumanehang.Haeba u thahasella DL-Cysteine,Please contact: alvin@ruifuchem.com
| Lebitso la Lik'hemik'hale | DL-Cysteineine |
| Litlhaloso tse tšoanang | H-DL-Cys-OH;DL-Cys;Cysteine;(+/-)-Cysteine;(±) -2-Amino-3-Mercaptopropionic Acid;DL-2-Amino-3-Mercaptopropanoic Acid;DL-2-Amino-3-Mercaptopropionic Acid;(R,S) -2-Amino-3-Mercaptopropionic Acid |
| Boemo ba Setoko | Ka Setokong, Bokhoni ba Tlhahiso Lithane tse 500 ka Selemo |
| Nomoro ea CAS | 3374-22-9 |
| Foromo ea limolek'hule | C3H7NO2S |
| Boima ba Molek'hule | 121.16 |
| Melting Point | 225℃(Dec.) (lit.) |
| Ntlha e belang | 293.9±35.0℃ |
| E hloahloa | Khanya e Sensitive;E Mamela Mongobo;Ha A na Moeeng |
| Solubility | E qhibiliha ka Metsing (Harolo e 'ngoe), 1 N HCl (25 mg/ml), Ethanol, le Acetic Acid.Ha e qhibilihe ka har'a acetone |
| Botsitso | E tsitsitseng.Ha e tsamaellane le li-agent tse matla tsa oxidizing |
| Mocheso oa polokelo. | E tiisitsoe ka Dry, Store ka Mocheso oa Kamore |
| COA & MSDS | E fumaneha |
| Karolelano | Li-Amino Acids le Li-Derivatives |
| Brand | Ruifu Chemical |
| Lintho | Maemo a Tlhahlobo | Liphetho |
| Ponahalo | Likristale tse tšoeu kapa phofo ea Crystalline | E lumellana |
| Boitsebiso | Infrared Absorption Spectrum | E lumellana |
| Potoloho e Khethehileng [α]20/D | -1.0° ho ya ho +1.0°(C=8, 1 N HCl) | 0° |
| Boemo ba Tharollo (Transmittance) | E hlakile ebile ha e na 'Mala ≥95.0% | 96.1% |
| Chloride (Cl) | ≤0.100% | <0.100% |
| Tshipi (Fe) | ≤5ppm | <5ppm |
| Litšepe tse boima (Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤1.0ppm | <1.0ppm |
| Li-amino acid tse ling | ≤2.00% | E lumellana |
| Tahlehelo ka ho Omisa | ≤0.20% | 0.12% |
| Residue on Ignition (Sulfated) | ≤0.10% | 0.05% |
| Tlhahlobo | 98.0~102.0% | 99.9% |
| Qetello | Sehlahisoa sena ka Tlhahlobo se lumellana le Maemo a AJI97 | |
| Lisebelisoa tse ka Sehloohong | Li-amino Acids;Lisebelisoa tsa Lijo;Mekhatlo ea Meriana | |
DL-Cysteine (CAS: 3374-22-9) AJI 97 Mokhoa oa Teko
Identification: Bapisa spectrum ea infrared absorption ea sampole le ea standard by potassium bromide disc method.
Boemo ba Tharollo (Transmittance): 0.5g ho 50ml ea H2O, spectrophotometer, 430nm, 10mm lisele tse botenya.
Chloride (Cl): 0.14g, A-5, ref: 0.40ml ea 0.01mol/L HCl
Tšepe (Fe): 0.6g, ref: 0.3ml ea Iron Std.(0.01mg/ml)
Metals e boima (Pb): 2.0g, (1), ref: 2.0ml ea Pb Std.(0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), ref: 2.0ml ea As2O3 Std.
Li-Amino Acids tse ling: Mohlala oa Teko: 10μg, A-2-a, taolo;L-Cystine 0.2μg
Tahlehelo ha o Omisa: Ka vacuum, mocheso oa kamore bakeng sa lihora tse 3.
Residue on Ignition (Sulfated): AJI Test 13
Tekanyetso: Sampole e omisitsoeng, 250mg, 0.05mol/L I2 1ml=12.116mg C3H7NO2S
Li-amino acid tse ling:
Qhala 200mg ea sampole ka 2% N-ethyl-maleimide aqueous tharollo ho etsa 100ml ea teko tharollo.Qhala 40mg ea L-Cystine ka tekanyo e nyane ea 2mol/L HCl ebe u eketsa metsi ho etsa 100ml tharollo.
Hlakola 10ml ea tharollo ka nepo metsing ho etsa 100ml ea tharollo e tloaelehileng.Lumella ho ema metsotso e 30 ebe o tsoela pele joalo ka ha o laetsoe bakeng sa ts'ebetso tlasa AJI TEST 9.
Sephutheloana: Botlolo ea Fluorinated, 25kg/bag, 25kg/Cardboard Drum, kapa ho latela tlhoko ea moreki.
Boemo ba polokelo:Boloka ka lijaneng tse tiisitsoeng sebakeng sa polokelo se pholileng, se omeletseng le se nang le moea o pholileng hole le lintho tse sa lumellaneng.Sireletsa leseli le mongobo.
Mokhoa oa ho Reka?Ka kopo ikopanyeDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
Phihlelo ea Lilemo Tse 15?Re na le boiphihlelo ba lilemo tse fetang 15 ho etsa le ho romella kantle ho naha mefuta e mengata e fapaneng ea li-intermediate tsa boleng bo holimo tsa meriana kapa lik'hemik'hale tse ntle.
Limmaraka tse ka Sehloohong?Rekisetsa 'maraka oa lapeng, Amerika Leboea, Europe, India, Korea, Japane, Australia, joalo-joalo.
Melemo?Boleng bo phahameng, theko e theko e tlaase, lits'ebeletso tsa litsebi le ts'ehetso ea tekheniki, phano e potlakileng.
BolengTiisetso?Tsamaiso e thata ea taolo ea boleng.Lisebelisoa tsa profeshenale bakeng sa tlhahlobo li kenyelletsa NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, joalo-joalo.
Mehlala?Lihlahisoa tse ngata li fana ka mehlala ea mahala bakeng sa tlhahlobo ea boleng, litšenyehelo tsa ho tsamaisa thepa li lokela ho lefshoa ke bareki.
Feme Audit?Ho amoheloa ha fektheri.Ke kopa o etse kopano esale pele.
MOQ?Ha ho MOQ.Taelo e nyenyane e amoheleha.
Nako ea thomello? Haeba ka har'a setoko, ho netefalitsoe hore ho tsamaisoa ka matsatsi a mararo.
Lipalangoang?Ka Express (FedEx, DHL), ka Moea, ka Leoatle.
Litokomane?Ka mor'a tšebeletso ea thekiso: COA, MOA, ROS, MSDS, joalo-joalo e ka fanoa.
Custom Synthesis?E ka fana ka lits'ebeletso tsa tloaelo tsa ho kopanya ho lekana hantle litlhoko tsa hau tsa lipatlisiso.
Litefiso Melao?Invoice ea Proforma e tla romelloa pele kamora netefatso ea odara, e kenyellelitseng tlhahisoleseling ea rona ea banka.Tefo ka T/T (Telex Transfer), PayPal, Western Union, joalo-joalo.
3374-22-9 - Kotsi le Tšireletseho
Likhoutu tsa Kotsi Xn,Xi,C
Likhoutu tsa Kotsi
R20/21/22 - E kotsi ka ho hema, ho kopana le letlalo le haeba e koetsoe.
R36/37/38 - Ho hlohlona mahlong, tsamaiso ya moya le letlalo.
R22 - E kotsi ha e koetsoe
R35 - E baka ho cha ho matla
Tlhaloso ea Tšireletseho
S26 - Ha u kopana le mahlo, hlatsoa hang-hang ka metsi a mangata 'me u batle keletso ea bongaka.
S36 - Apara liaparo tse loketseng tsa tšireletso.
S37/39 - Apara liatlana tse loketseng le tšireletso ea mahlo / sefahleho
S45 - Ha ho ka etsahala kotsi kapa ha o ikutlwa o sa phele hantle, batla keletso ho ngaka hanghang (bontsha leibole neng kapa neng ha ho kgoneha.)
S36/37/39 - Apara liaparo tse loketseng tse sireletsang, liatlana le tšireletso ea mahlo / sefahleho.
Li-ID tsa UN UN 2923 6.1(8) / PGIII
WGK Jeremane 3
RTECS HA1595000
FLUKA BRAND F CODES 8-10-23
HS Code 29309013
DL-Cysteine (H-DL-Cys-OH) (CAS: 3374-22-9), amino acid e nang le sebabole e nang le propanoic acid e nang le sehlopha sa amino sebakeng sa 2 le sehlopha sa sulfanyl sebakeng sa 3. DL-Cysteine ke amino acid e hokahaneng ka kopanelo e sa hlokahaleng e entsoeng ke oxidation ea CYSTEINE.Limolek'hule tse peli tsa cysteine li kopantsoe hammoho ke borokho ba disulfide ho etsa cystine.Cystine ke amino acid e sa hlokahaleng e sebetsang e le tlatsetso ea limatlafatsi le lijo.E qhibiliha hanyenyane haholo metsing le joala.e ntlafatsa boleng ba bioloji ea kakaretso ea protheine lijong tse nang le protheine e sa sebetseng ea tlhaho.
DL-Cysteine ke amino acid e seng ea bohlokoa e ka etsoang ke 'mele oa motho tlas'a maemo a tloaelehileng a fisioloji haeba ho na le methionine e lekaneng.Cysteine e sebelisoa hangata e le selelekela sa indasteri ea lijo le ea meriana.Cysteine e sebelisoa e le sesebelisoa sa ho baka, joalo ka setlatsetso sa lisakerete, hammoho le ho lokisa tatso ea nama.
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