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Potasiomu Dichromate CAS 7778-50-9 AR, Assay 99.8% Aworan Ifihan
  • Potasiomu Dichromate CAS 7778-50-9 AR, Ayẹwo 99.8%

Potasiomu Dichromate CAS 7778-50-9 AR, Ayẹwo 99.8%

Apejuwe kukuru:

Orukọ Kemikali: Potasiomu Dichromate

CAS: 7778-50-9

AR, Ayẹwo: ≥99.8%

Irisi: Orange Red Crystalline Powder

Olubasọrọ: Dokita Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


Alaye ọja

Jẹmọ Products

ọja Tags

Apejuwe:

Shanghai Ruifu Chemical Co., Ltd jẹ olupilẹṣẹ asiwaju ti Potasiomu Dichromate (CAS: 7778-50-9) pẹlu didara to gaju.Kemikali Ruifu le pese ifijiṣẹ agbaye, idiyele ifigagbaga, kekere ati awọn iwọn olopobobo ti o wa.Ra Potasiomu Dichromate,Please contact: alvin@ruifuchem.com

Kemikali Properties:

Orukọ Kemikali Potasiomu Dichromate
Awọn itumọ ọrọ sisọ Potasiomu bichromate;Chromate Potasiomu Pupa
Iṣura Ipo Ninu Iṣura, Ti ṣelọpọ ni Iṣowo
Nọmba CAS 7778-50-9
Fọọmu Molecular K2Cr2O7
Òṣuwọn Molikula 294.18
Ojuami Iyo 398℃
iwuwo 2.676
Omi Solubility Tiotuka ninu Omi (125 g/L) ni 20 ℃
Ibi ipamọ otutu. Itura & Ibi Gbẹ
COA & MSDS Wa
Brand Ruifu Kemikali

Awọn pato:

Awọn nkan Ayewo Standards Esi
Ifarahan Orange Red Crystalline Powder Ibamu
Ayẹwo ≥99.8% Ibamu
Pipadanu lori Gbigbe ≤0.05% <0.05%
Kloride (Cl-) ≤0.002% <0.002%
kalisiomu (Ca) ≤0.002% <0.002%
Ọrọ ti a ko le yanju ni H2O ≤0.005% <0.0042%
Sodium (Na) ≤0.05% <0.05%
lron (Fe) ≤0.002% <0.002%
Asiwaju (Pb) ≤0.005% <0.005%
Sulfate (SO42-) ≤0.01% <0.01%
X-Ray Diffraction Ni ibamu si Eto Ibamu
Infurarẹẹdi julọ.Oniranran Ni ibamu si Eto Ibamu
Ipari Ọja naa ti ni idanwo & ni ibamu pẹlu awọn pato

Package/Ipamọ/Gbigbe:

Apo:Igo, apo apamọwọ Aluminiomu, 25kg / Paali Drum, tabi gẹgẹbi ibeere alabara.
Ipò Ìpamọ́:Tọju ni wiwọ titi eiyan.Fipamọ sinu itura, gbigbẹ ati ile-itaja ti o ni afẹfẹ daradara kuro ninu awọn nkan ti ko ni ibamu.Dabobo lati ooru, ina ati ọrinrin.

Awọn anfani:

Agbara to to: Awọn ohun elo to ati awọn onimọ-ẹrọ

Iṣẹ Ọjọgbọn: Iṣẹ rira iduro kan

OEM Package: Aṣa package ati aami wa

Ifijiṣẹ Yara: Ti o ba wa laarin ọja iṣura, iṣeduro ifijiṣẹ ọjọ mẹta

Ipese Idurosinsin: Ṣetọju ọja iṣura ti o tọ

Atilẹyin imọ-ẹrọ: Ojutu imọ-ẹrọ wa

Iṣẹ Iṣọkan Aṣa: Larin lati giramu si kilos

Didara to gaju: Ṣeto eto idaniloju didara pipe

FAQ:

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.

7778-50-9 - Ewu ati Aabo:

Awọn koodu ewu
R45 - Le fa akàn
R46 - Le fa hertable jiini bibajẹ
R60 - Le impair irọyin
R61 - Le fa ipalara si awọn unborn ọmọ
R8 - Olubasọrọ pẹlu ohun elo ijona le fa ina
R21 - ipalara ni olubasọrọ pẹlu awọ ara
R25 - Majele ti o ba gbe
R26 - Pupọ Majele nipasẹ ifasimu
R34 - Okunfa Burns
R42/43 - Le fa ifamọ nipasẹ ifasimu ati olubasọrọ ara.
R48/23 -
R50/53 - Majele pupọ si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi.
R52/53 - Ipalara si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi.
R20 - ipalara nipasẹ ifasimu
R48/20 -
R23 - majele ti nipasẹ ifasimu
R51/53 - Majele si awọn oganisimu omi, le fa awọn ipa buburu igba pipẹ ni agbegbe omi.
R22 - ipalara ti o ba gbe
R36 / 37/38 - Irritating si oju, eto atẹgun ati awọ ara.
R27 - Pupọ Majele ninu olubasọrọ pẹlu awọ ara
R20/21 - ipalara nipasẹ ifasimu ati ni olubasọrọ pẹlu awọ ara.
R23/24 -
Apejuwe Abo
S53 - Yago fun ifihan - gba awọn ilana pataki ṣaaju lilo.
S45 - Ni ọran ti ijamba tabi ti o ba ni ailara, wa imọran iṣoogun lẹsẹkẹsẹ (fi aami han nigbakugba ti o ṣee ṣe.)
S60 - Ohun elo yii ati ohun elo rẹ gbọdọ jẹ sọnu bi egbin eewu.
S61 - Yago fun itusilẹ si ayika.Tọkasi awọn ilana pataki / awọn iwe data aabo.
S36/37 - Wọ aṣọ aabo ati awọn ibọwọ to dara.
S23 - Maṣe simi oru.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
Awọn ID UN UN 3086 6.1/PG 1
WGK Germany 3
RTECS HX7680000
TSCA Bẹẹni
HS koodu 2841500000
Ewu Kilasi 5.1
Iṣakojọpọ Ẹgbẹ III
Majele LD50 ẹnu ni Ehoro: 90.5 mg/kg LD50 dermal Rat 1170 mg/kg

Ohun elo:

Potasiomu Dichromate (CAS: 7778-50-9) ni ifoyina ti o lagbara ati ipata, ati pe o le ṣe idapọ pẹlu idinku oluranlowo, ohun elo Organic, ohun elo combustible tabi lulú irin lati ṣe adalu bugbamu, eyiti o le fa ijona tabi bugbamu nipasẹ ija, gbigbọn tabi ipa. .
Potasiomu Dichromate, decomposes lati tu atẹgun silẹ ni iwọn otutu ooru funfun, ti o ni ifoyina ti o lagbara, o jẹ majele ati carcinogenic oluranlowo oxidizing lagbara.O jẹ ipin gẹgẹbi ẹgbẹ I carcinogen nipasẹ International Agency for Research on Cancer (IARC) ati pe o le mu ina nigbati o ba farahan si awọn ohun ija.Nitori Potasiomu Dichromate ni awọn ohun-ini oxidizing ti o lagbara labẹ awọn ipo ekikan, o jẹ lilo nigbagbogbo ni ile-iyẹwu lati ṣeto ojutu chromic acid (adalupọ ojutu potasiomu dichromate ti o kun ati sulfuric acid ogidi) lati wẹ awọn ohun elo gilasi ti kemikali lati yọkuro idinku idoti lati awọn ogiri. ohun èlò.Lẹhin lilo, ipara naa yipada lati pupa dudu si alawọ ewe, ati ipara naa yoo jẹ ailagbara.Potasiomu dichromate tun jẹ lilo ninu kemistri atupale, ti a lo nigbagbogbo fun ipinnu pipo ti sulfuric acid hydrogen reductive, sulfurous acid, ion ferrous ati bẹbẹ lọ.Ni alapapo, potasiomu dichromate tun le oxidize ogidi hydrochloric acid, itusilẹ ti chlorine.
Ti a lo ninu iṣelọpọ ti chrome alum, Chromium Oxide Green, pigmenti ofeefee chrome, elekiturodu, inki titẹ sita, ti a tun lo bi oluranlowo soradi, awọ enamel, titẹ ati Dyeing mordant ti a lo ninu iṣelọpọ ti chrome alum, alawọ ewe oxide chrome, pigmenti ofeefee chrome.Enamel ile ise pẹlu awọn oniwe-gun lulú, kuotisi iyanrin ati awọn miiran adalu calcined enamel lulú, bi awọn kan alawọ colorant.Fun igbaradi ti awọn ibaamu Ori Oogun, lati ipa ti ifoyina ati ọrinrin.Ti a lo bi oluranlowo soradi fun alawọ ina.Mordant dyeing ati titẹ sita ti wa ni lilo bi mordant.Awọn turari sintetiki ti pese sile fun lilo bi awọn oxidants.Ti a lo fun elekiturodu alurinmorin, inki titẹ sita, passivation irin.Ti a lo bi awọn oxidants ati awọn ayase ni iṣelọpọ Organic ati awọn ohun elo aise fun awọn oogun.
Ti a lo ninu iṣelọpọ awọn kemikali chromium, mordant, inki, gilasi, lofinda, pigment, awọn ohun elo amọ, varnish, awọn ibẹjadi, awọn oogun, ati bẹbẹ lọ.
Ti a lo bi oxidant, alum potasiomu chrome ati itọkasi fun igbaradi ti awọn reagents kemikali
iwọntunwọnsi ti iṣuu soda thiosulfate awọn ojutu boṣewa.Ju igbekale ti chlorine, oxidants, Chromatography Reagents, Organic kolaginni.Iṣẹ ẹdọ ati atọka gallbladder ni a wọn.Igbẹ, ati bẹbẹ lọ.
Ti a lo bi reagent itọkasi, titrant redox, reagent chromatography ati oxidant, tun lo ninu iṣelọpọ Organic.

7778-50-9 - Aabo:

Mouse ẹnu LD o:190mg/kg.Chromium jẹ orisun ifarabalẹ, ati chromium hexavalent jẹ irritant ati ibajẹ.Lẹhin ifasimu le han iredodo atẹgun, ikọ-fèé, ọgbẹ chromium.O jẹ irritating pupọ si awọ ara.IARC carcinogenicity Atunwo carcinogenicity eniyan ti ni akọsilẹ daradara.Nkan yii le jẹ ipalara si ayika, ati pe o yẹ ki o san ifojusi pataki si ara omi.Oṣiṣẹ yẹ ki o ni aabo daradara, ti o ba fọwọkan awọn oju lairotẹlẹ, o yẹ ki o fi omi ṣan lẹsẹkẹsẹ pẹlu iye nla ti omi ṣiṣan.Ayika iṣẹ yẹ ki o ni awọn ipo fentilesonu to dara.Tọju ni itura, ibi gbigbẹ, eiyan gbọdọ wa ni edidi lati yago fun ọrinrin.Yago fun iṣọpọ-ipamọ ati gbigbe pẹlu ohun elo Organic, awọn ohun elo flammable, idinku awọn aṣoju, oxides ati acids.

Ibi ipamọ ati Awọn abuda gbigbe:

Ile-ipamọ naa jẹ afẹfẹ ati ki o gbẹ ni iwọn otutu kekere;O jẹ imọlẹ ati rọrun lati tu silẹ;O ti wa ni idapo pelu Organic ọrọ, reductant, imi-ọjọ ati irawọ owurọ combustible oludoti, lọtọ ipamọ ti awọn ohun elo aise ounje.

7778-50-9 - Alaye itọkasi:

Iwọn majele:Oloro to gaju
Majele ti o buruju ẹnu-eku LD50:190 mg / kg
Awọn abuda eewu ibẹjadi:Adalu pẹlu reductant, imi, irawọ owurọ, ati be be lo, edekoyede le ti nwaye
Awọn abuda eewu flammability:chromium majele ati eefin oxide potasiomu lati ijona
Aṣoju ina pa:Omi ati eruku iyanrin

Kọ ifiranṣẹ rẹ nibi ki o si fi si wa