2,3-Butanedione CAS 431-03-8 Mimọ> 99.0% (GC)
Shanghai Ruifu Chemical Co., Ltd jẹ olupilẹṣẹ asiwaju ti 2,3-Butanedione (Diacetyl) (CAS: 431-03-8) pẹlu didara to gaju.Kemikali Ruifu le pese ifijiṣẹ agbaye, idiyele ifigagbaga, iṣẹ ti o dara julọ, kekere ati awọn iwọn olopobobo ti o wa.Ra 2,3-Butanedione (Diacetyl),Please contact: alvin@ruifuchem.com
| Orukọ Kemikali | 2,3-Butanedione |
| Awọn itumọ ọrọ sisọ | Diacetyl;Biacetyl;2,3-Butadio;Butane-2,3-Dion;2,3-Diketobutane |
| Iṣura Ipo | Ni Iṣura, Iṣowo Iṣowo |
| Nọmba CAS | 431-03-8 |
| Fọọmu Molecular | C4H6O2 |
| Òṣuwọn Molikula | 86,09 g / mol |
| Ojuami Iyo | -4.0 to -2.0 ℃ |
| Ojuami farabale | 87.0 ~ 88.0 ℃ (tan.) |
| Oju filaṣi | 10℃(50°F) |
| iwuwo | 0.985 g/ml ni 20℃ |
| Atọka Refractive n20/D | 1.394 (itanna) |
| Ni imọlara | Afẹfẹ Sensitive, Ooru kókó |
| Omi Solubility | Tiotuka ninu Omi, 200 g/L (20℃) |
| Solubility | Miscible pẹlu Ọtí, Eteri;Tiotuka pupọ ni acetone |
| COA & MSDS | Wa |
| Apeere | Wa |
| Ipilẹṣẹ | Shanghai, China |
| Brand | Ruifu Kemikali |
| Awọn nkan | Ayewo Standards | Esi |
| Ifarahan | Yellow to Yellow-Green Liquid | Omi Yellow |
| Òórùn | Ni Oorun Bota ti o lagbara pupọ ni Solusan Dilute Pupọ | Ibamu |
| Ìwọ̀n Ìbátan (25℃/25℃) | 0.978 ~ 0.988 | 0.9809 |
| Atọka Refractive n20/D | 1.3920 ~ 1.3980 | 1.3950 |
| Mimọ / Analysis Ọna | > 99.0% (GC) | 99.32% |
| Infurarẹẹdi julọ.Oniranran | Ni ibamu si Eto | Ibamu |
| Ipari | Ọja naa ti ni idanwo ati ni ibamu pẹlu awọn pato | |
Apo:Igo Fluorinated, 20kg/Drum, tabi gẹgẹ bi ibeere alabara.
Ipò Ìpamọ́:Jeki apo eiyan naa ni wiwọ ni pipade ati tọju ni itura, gbẹ (2 ~ 8℃) ati ile-itaja ti o ni afẹfẹ daradara kuro ninu awọn nkan ti ko ni ibamu.Dabobo lati ina ati ọrinrin.
Gbigbe:Firanṣẹ si agbaye nipasẹ afẹfẹ, nipasẹ FedEx / DHL Express.Pese ifijiṣẹ yarayara ati igbẹkẹle.
Idurosinsin.Flammable.Ibamu pẹlu awọn acids, awọn ipilẹ ti o lagbara, awọn irin, idinku awọn aṣoju ati awọn aṣoju oxidizing.Dabobo lati ọrinrin ati omi.Akiyesi kekere flashpoint.
Bawo ni lati Ra?Jọwọ kan siDr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com
15 Ọdun Iriri?A ni diẹ sii ju ọdun 15 ti iriri ni iṣelọpọ ati okeere ti ọpọlọpọ awọn agbedemeji elegbogi didara tabi awọn kemikali to dara.
Awọn ọja akọkọ?Ta si ọja ile, North America, Europe, India, Korea, Japanese, Australia, ati be be lo.
Awọn anfani?Didara to gaju, idiyele ifarada, awọn iṣẹ alamọdaju ati atilẹyin imọ-ẹrọ, ifijiṣẹ yarayara.
DidaraIdaniloju?Eto iṣakoso didara to muna.Awọn ohun elo ọjọgbọn fun itupalẹ pẹlu NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, KF, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, bbl
Awọn apẹẹrẹ?Pupọ awọn ọja pese awọn apẹẹrẹ ọfẹ fun igbelewọn didara, idiyele gbigbe yẹ ki o san nipasẹ awọn alabara.
Ayẹwo ile-iṣẹ?Ayẹwo ile-iṣẹ kaabo.Jọwọ ṣe ipinnu lati pade ni ilosiwaju.
MOQ?Ko si MOQ.Ibere kekere jẹ itẹwọgba.
Akoko Ifijiṣẹ? Ti o ba wa laarin ọja iṣura, iṣeduro ifijiṣẹ ọjọ mẹta.
Gbigbe?Nipa Express (FedEx, DHL), nipasẹ Air, nipasẹ Okun.
Awọn iwe aṣẹ?Lẹhin iṣẹ tita: COA, MOA, ROS, MSDS, ati bẹbẹ lọ ni a le pese.
Aṣa Synthesis?Le pese awọn iṣẹ iṣelọpọ aṣa lati baamu awọn iwulo iwadii rẹ dara julọ.
Awọn ofin sisan?Iwe risiti Proforma yoo firanṣẹ ni akọkọ lẹhin ijẹrisi aṣẹ, ti ifi alaye banki wa sinu.Isanwo nipasẹ T/T (Telex Gbigbe), PayPal, Western Union, ati bẹbẹ lọ.
Ewu Awọn koodu R11 - Gíga flammable
R20/22 - Ipalara nipasẹ ifasimu ati ti o ba gbe.
R38 - irritating si ara
R41 - Ewu ti pataki ibaje si oju
R36 / 38 - Irritating si oju ati awọ ara.
R20/21/22 - Ipalara nipasẹ ifasimu, ni olubasọrọ pẹlu awọ ara ati ti o ba gbe.
R37 / 38 - Irritating si eto atẹgun ati awọ ara.
Apejuwe Aabo S9 - Tọju apoti ni aaye ti o ni afẹfẹ daradara.
S16 - Jeki kuro lati awọn orisun ti iginisonu.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
S37/39 - Wọ awọn ibọwọ ti o dara ati aabo oju / oju
S36/37/39 - Wọ aṣọ aabo to dara, awọn ibọwọ ati aabo oju / oju.
S39 - Wọ oju / aabo oju.
UN ID UN 2346 3/PG 2
WGK Germany 2
RTECS EK2625000
FLUKA BRAND F CODES 13
TSCA Bẹẹni
HS koodu 2914190090
Ewu Kilasi 3
Iṣakojọpọ Ẹgbẹ II
2,3-Butanedione (Diacetyl) (CAS: 431-03-8) pàdé GB 2760-1996 awọn ajohunše ti e je turari fun awọn akoko.O ti wa ni o kun lo fun igbaradi ti ounje lodi si bi ipara, warankasi bakteria ati kofi ti tẹ lodi, ti a lo ninu wara, bota, margarine, warankasi, lete ati awọn miiran eroja, gẹgẹ bi awọn Berry, caramel, chocolate, kofi, ṣẹẹri, fanila ni ìrísí, oyin, koko, eso, waini, aroma, ọti, eso, almondi, ginger ati bẹbẹ lọ.O tun le ṣee lo ni pataki õrùn eso tuntun fun atike tabi iru ẹda tuntun ni iye itọpa, ati pe o ṣee lo bi oluranlowo lile gelatin ati oluranlowo alemora aworan.2,3-Butanedione, jẹ diketone ifaseyin ni awọn adun bota atọwọda.O jẹ omi-tiotuka ati iyipada, akojọpọ alpha-diketone ti o ni õrùn bota.Ti a lo fun igbaradi ti adun ipara, jẹ ohun elo aise akọkọ fun iṣelọpọ adun pyrazine.
Inhalation tabi olubasọrọ pẹlu ohun elo le binu tabi sun awọ ara ati oju.Ina le gbe awọn gaasi ti o ni ibinu, ibajẹ ati/tabi majele jade.Vapors le fa dizziness tabi gbigbẹ.Ṣiṣan kuro lati iṣakoso ina le fa idoti.
-
2,3-Butanedione CAS 431-03-8 Mimọ> 99.0% (GC)
-
1,4-Butanediol (BDO) CAS 110-63-4 Mimọ ≥99.5% ...
-
1,4-Dibromobutane CAS 110-52-1 Mimọ>99.0% (G...
-
1-Bromo-4-Chlorobutane CAS 6940-78-9 Mimọ>99...
-
Citric Acid Anhydrous CAS 77-92-9 Assay 99.5 ~ 10...
-
Dimethyl Dicarbonate (DMPC) CAS 4525-33-1 Purit...
-
Maltol CAS 118-71-8 (3-Hydroxy-2-Methyl-4-Pyron...
-
L-Menthol CAS 2216-51-5 Mimọ> 99.5% (GC) Ile-iṣẹ
-
meso-Erythritol CAS 149-32-6 Assay 99.5 ~ 100.5% ...
-
tert-Butylhydroquinone (TBHQ) CAS 1948-33-0 Pur...