DL-Cysteine CAS 3374-22-9 Su'ega 98.0~102.0%
Shanghai Ruifu Chemical Co., Ltd. o le taʻutaʻua taʻutaʻua ma tuʻuina atu le DL-Cysteine (H-DL-Cys-OH) (CAS: 3374-22-9) faʻatasi ai ma le maualuga, gaosiga gafatia 500 Tons i le tausaga.Ruifu Chemical o lo'o tu'uina atu se fa'asologa o amino acids ma mea e maua mai ai.E mafai ona matou tuʻuina atu COA, faʻasalalauga i le lalolagi atoa, laʻititi ma le tele o loʻo avanoa.Afai e te fiafia i le DL-Cysteine,Please contact: alvin@ruifuchem.com
| Igoa Vailaau | DL-Cysteine |
| Synonyms | 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 |
| Tulaga Fa'asoa | I Fa'atauga, Gaosi Gaosi 500 Tone i le Tausaga |
| Numera CAS | 3374-22-9 |
| Fuafua mole | C3H7NO2S |
| Molecular Weight | 121.16 |
| Lisi Lisi | 225℃(tes.) (malamalama) |
| Fa'apuna | 293.9±35.0℃ |
| Ma'ale'ale | Ma'ale'ale ma'ale'ale;Susū maaleale;Ea maaleale |
| Solubility | Solu i le Vai (Vaega), 1 N HCl (25 mg/ml), Ethanol, ma Acetic Acid.E le mafai ona solu i le Acetone |
| Maumau | Stable.E le ogatasi ma le malosi oxidizing agents |
| Temp. | Faamaufa'ailoga i le mago, teu i le vevela o le potu |
| COA & MSDS | Avanoa |
| Fa'avasegaga | Amino Acids & Derivatives |
| Fa'ailoga | Ruifu Chemical |
| Aitema | Tulaga Fa'atonu | I'uga |
| Fa'aaliga | Maila Pa'epa'e po'o le Pa'u tioata | Fa'atatau |
| Fa'ailoaga | Fusi Alaleo Fa'a'aalaula | Fa'atatau |
| Ta'amilosaga Fa'apitoa [α]20/D | -1.0° i le +1.0°(C=8, 1 N HCl) | 0° |
| Tulaga o Fofo (Transmittance) | manino ma le lanu ≥95.0% | 96.1% |
| Klorida (Cl) | ≤0.100% | <0.100% |
| Uamea (Fe) | ≤5ppm | <5ppm |
| Metala mamafa (Pb) | ≤10ppm | <10ppm |
| Arsenic (As2O3) | ≤1.0ppm | <1.0ppm |
| Isi Amino acids | ≤2.00% | Fa'atatau |
| Ma'imau ile Fa'amago | ≤0.20% | 0.12% |
| Toega ile mumu (Sulfated) | ≤0.10% | 0.05% |
| Su'ega | 98.0~102.0% | 99.9% |
| Fa'ai'uga | Lenei oloa e ala ile asiasiga e tusa ai ma le tulaga o le AJI97 | |
| Fa'aoga Autu | Amino acids;Mea'ai faaopoopo;Vailaau Fa'atekonolosi | |
DL-Cysteine (CAS: 3374-22-9) AJI 97 Metotia Su'ega
Fa'ailoaina: Fa'atusatusa le fusi o le fa'ata'ita'i fa'ata'ita'i fa'atasi ma le fa'ata'ita'iga e ala i le metotia tisiketi o le potassium bromide.
Setete o Fofo (Transmittance): 0.5g i le 50ml o le H2O, spectrophotometer, 430nm, 10mm mafiafia sela.
Chloride (Cl): 0.14g, A-5, ref: 0.40ml o le 0.01mol/L HCl
Uamea (Fe): 0.6g, ref: 0.3ml o Iron Std.(0.01mg/ml)
Metala mamafa (Pb): 2.0g, (1), ref: 2.0ml o Pb Std.(0.01mg/ml)
Arsenic (As2O3): 2.0g, (1), ref: 2.0ml o As2O3 Std.
Isi Amino Acids: Faʻataʻitaʻiga Suʻega: 10μg, A-2-a, pulea;L-Cystine 0.2μg
Ma'imau ile Fa'agogo: I totonu o le masini, ile vevela ole potu mo le 3 itula.
Toega i luga o le mumu (Sulfated): Su'ega AJI 13
Su'ega: Fa'ata'ita'iga mago, 250mg, 0.05mol/L I2 1ml=12.116mg C3H7NO2S
Isi Amino acids:
Fa'amuta le 200mg o le fa'ata'ita'iga ile 2% N-ethyl-maleimide solution vai e fai ai le 100ml ole su'ega fofo.Fa'amuta le 40mg o le L-Cystine i se vaega la'ititi o le 2mol/L HCl ma fa'aopopo vai e fai ai le vaifofo 100ml.
Fa'apa sa'o le 10ml ole vaifofo ile vai e fai ai le 100ml ole fofo masani.Fa'ataga e tu mo le 30 minute ona fa'aauau lea e pei ona fa'atonuina mo le fa'atinoga i lalo ole AJI TEST 9.
afifi: Fluorinated Bottle, 25kg / taga, 25kg / Cardboard Drum, pe tusa ai ma manaoga o tagata faatau.
Tulaga teuina:Teu i totonu o koneteina fa'amaufa'ailoga i fale teuoloa malulu, mago ma fa'a'avevela mai mea e le fetaui.Puipui mai le malamalama ma le susu.
Fa'afefea ona Fa'atau?Fa'amolemole fa'afeso'ota'iDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Tausaga Aafiaga?E sili atu nai lo le 15 tausaga o le poto masani i le gaosiga ma le auina atu i fafo o le tele o tulaga maualuga o vailaʻau faʻapitoa poʻo vailaʻau lelei.
Maketi Autu?Faʻatau atu i maketi i totonu o le atunuʻu, Amerika i Matu, Europa, Initia, Korea, Iapani, Ausetalia, ma isi.
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Tulaga leleiFaamautinoaga?Fa'atonuga lelei faiga.O meafaigaluega faʻapitoa mo suʻesuʻega e aofia ai le NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
Fa'ata'ita'iga?O le tele o oloa e maua ai faʻataʻitaʻiga e leai se totogi mo le iloiloga lelei, o tau o felauaiga e tatau ona totogi e tagata faʻatau.
Fale Su'etusi?Fa'afeiloa'i su'etusi falegaosimea.Fa'amolemole fai se taimi vave.
MOQ?Leai MOQ.Laititi oka e talia.
Taimi Tiliva? Afai o loʻo i totonu o faʻatauga, e tolu aso e faʻamaonia le tuʻuina atu.
Felauaiga?E ala ile Express (FedEx, DHL), ile Air, ile Sea.
Pepa?A maeʻa le faʻatau atu auaunaga: COA, MOA, ROS, MSDS, ma isi mea e mafai ona tuʻuina atu.
Tulaga Fa'apitoa?E mafai ona tu'uina atu au'aunaga tu'ufa'atasiga fa'apitoa e fetaui lelei ma au su'esu'ega mana'oga.
Tulaga Totogi?Proforma invoice o le a lafo muamua pe a maeʻa le faʻamaoniga o le poloaiga, faʻapipiʻi a matou faʻamatalaga faletupe.Totogi e le T / T (Telex Transfer), PayPal, Western Union, ma isi.
3374-22-9 - Tulaga lamatia ma le Saogalemu
Laiti o lamatiaga Xn,Xi,C
Tulaga lamatia
R20/21/22 - E afaina pe a manava, pe a pa'u ma pe a folo.
R36/37/38 - Fa'aitaita'i i mata, faiga manava ma le pa'u.
R22 - E afaina pe a foloina
R35 - Mafua ai mu tuga
Fa'amatalaga Saogalemu
S26 - Pe a pa'i i mata, fufulu vave i le tele o vai ma saili fautuaga faafoma'i.
S36 - Fa'aofu ofu puipui talafeagai.
S37/39 - Fai totigilima talafeagai ma mata/mata puipui
S45 - I se fa'alavelave fa'afuase'i pe ua e lagona le le lelei, saili vave fautuaga fa'afoma'i (fa'aali le igoa pe a mafai.)
S36/37/39 - Fai ofu puipui talafeagai, totigilima ma mata/mata.
UN ID UN 2923 6.1(8) / PGIII
WGK Siamani 3
RTECS HA1595000
FLUKA BRAND F CODES 8-10-23
HS Code 29309013
DL-Cysteine (H-DL-Cys-OH) (CAS: 3374-22-9), o le sulfur-containing amino acid o le propanoic acid ma se vaega amino i le tulaga 2 ma le sulfanyl group i le tulaga 3. DL-Cysteine ose amino acid dimeric e feso'ota'i fa'atasi e fa'atupuina i le fa'ama'iina o le CYSTEINE.E lua molelaʻau o le cysteine e tuʻufaʻatasia e se alalaupapa disulfide e fausia ai le cystine.Cystine o se amino acid e le taua e galue o se meaʻai ma meaʻai faaopoopo.E matua fa'afefeteina i le vai ma le ava malosi.e fa'aleleia ai le tulaga olaola o le aofa'i o porotini i mea'ai o lo'o iai i totonu o mea'ai fa'alenatura.
O le DL-Cysteine o se amino acid e le taua e mafai ona faʻapipiʻiina e le tino o le tagata i lalo o tulaga masani faʻaletino pe afai e lava le aofaʻi o le methionine e maua.Cysteine e masani ona faʻaaogaina e fai ma mea muamua i meaʻai ma falemaʻi.O le Cysteine e faʻaaogaina e fai ma fesoasoani mo le taoina, e fai ma faʻaopoopoga i sikaleti, faʻapea foʻi ma le saunia o mea manogi.
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