HR/MK-131797微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn))

 微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797

詳細(xì)信息: 公司主導(dǎo)產(chǎn)品為“ATP熒光法細(xì)菌總數(shù)快速檢測(cè)系統(tǒng)”,已獲得國(guó)家發(fā)明專利一項(xiàng),該系統(tǒng)為國(guó)內(nèi)首創(chuàng),屬于自主創(chuàng)新技術(shù),并在技術(shù)指標(biāo)和性能上達(dá)到國(guó)際進(jìn)水平。本項(xiàng)目技術(shù)源自國(guó)家863項(xiàng)目“螢火蟲熒光素酶基因在大腸桿菌(E.Coli)中的表達(dá)”,現(xiàn)為發(fā)明專利“含蟲光素酶基因的新型菌株及蟲光素酶的生產(chǎn)方法”。  “ATP熒光法細(xì)菌總數(shù)快速檢測(cè)系統(tǒng)”簡(jiǎn)稱“BL細(xì)菌快檢儀”,由試劑組、微量熒光檢測(cè)儀、樣品預(yù)處理耗材三部件組成。它是由本公司依據(jù)螢火蟲發(fā)光原理研制;經(jīng)國(guó)家有關(guān)部門鑒定;關(guān)鍵試劑、組成部件均立足于國(guó)內(nèi);具有自主知識(shí)產(chǎn)權(quán);與美、英、日同類產(chǎn)品性能相同,價(jià)格只及其一半的款國(guó)產(chǎn)細(xì)菌快檢設(shè)備?捎糜跈z測(cè)食品、飲料、原料乳中的細(xì)菌總數(shù),也可供上述生產(chǎn)企業(yè)及檢疫、環(huán)保、水政、海關(guān)等單位衛(wèi)生監(jiān)控使用,1-5分鐘即能提供實(shí)時(shí)檢測(cè)數(shù)據(jù),并具備、便攜、操作容易等特點(diǎn)。螢火蟲會(huì)發(fā)光是由于它能合成將化學(xué)物質(zhì)的化學(xué)能轉(zhuǎn)變?yōu)楣饽艿纳锎呋瘎?mdash;螢火蟲熒光素酶(簡(jiǎn)稱蟲光素酶,luciferase)、蟲熒光素(D-luciferin)、以及所有細(xì)胞生物都產(chǎn)生的生物能量物質(zhì)--三磷酸腺苷(ATP)。在有氧的條件下,蟲光素酶催化蟲熒光素和ATP之間發(fā)生氧化反應(yīng)形成氧化熒光素并發(fā)出熒光,只要具備適當(dāng)條件,不僅螢火蟲,即使在試管中也能發(fā)出熒光。在一個(gè)反應(yīng)系統(tǒng)中,當(dāng)蟲光素酶和蟲熒光素處于過量的情況下,熒光的強(qiáng)弱取決于ATP的數(shù)量。因此,以檢測(cè)含細(xì)菌的樣品為例,細(xì)菌細(xì)胞越多,ATP量越高,發(fā)出的熒光也就越強(qiáng)。由于蟲光素酶對(duì)ATP的反應(yīng)非常靈敏,熒光強(qiáng)弱可以通過熒光儀計(jì)量。所以,在排除樣品中非細(xì)菌ATP的干擾情況下,通過熒光值就能確定樣品中細(xì)菌ATP的含量,通過相對(duì)熒光值和細(xì)菌細(xì)胞數(shù)的關(guān)系曲線,就能快速確定樣品中細(xì)菌的細(xì)胞數(shù)。 微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797 應(yīng)用領(lǐng)域及優(yōu)特點(diǎn)“快檢系統(tǒng)”可供食品、飲料、乳品加工生產(chǎn)的全程監(jiān)測(cè),以及環(huán)保、水政、海關(guān)檢疫等部門快速檢測(cè)各種樣品中的微生物(細(xì)菌總數(shù))。表1、2分別列出使用“快檢系統(tǒng)” 實(shí)施全程監(jiān)控過程及“快檢系統(tǒng)”和“常規(guī)平皿計(jì)數(shù)”方法的差別和利弊。 微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797 一、技術(shù)參數(shù)及性能檢測(cè)時(shí)間1秒---99秒自由設(shè)定靈敏度5×10-18mol/L(標(biāo)準(zhǔn)ATP)檢測(cè)范圍0-1010cfu/ml或10-13mol/ml-10-9mol/ml(ATP)重復(fù)誤差(批間差)≤±5 %數(shù)據(jù)輸出RLU(細(xì)菌細(xì)胞ATP含量)存儲(chǔ)媒體FLASHROM 64KB數(shù)據(jù)存儲(chǔ)數(shù)據(jù)以文件方式分類儲(chǔ)存數(shù)據(jù)內(nèi)容包括RLU(數(shù)值)文件名、記錄號(hào)、日期、時(shí)間、檢測(cè)時(shí)間長(zhǎng)度等儲(chǔ)藏空間1110個(gè)數(shù)據(jù)記錄顯示方式4行漢字LCD液晶顯示數(shù)據(jù)查詢以文件記錄方式查詢連續(xù)工作時(shí)間連續(xù)工作時(shí)間大于10小時(shí)計(jì)算機(jī)連接USB接口電源充電鋰電池供電與PC連接可實(shí)時(shí)檢測(cè)并傳輸檢測(cè)結(jié)果PC機(jī)軟件數(shù)據(jù)存入ACCESS數(shù)據(jù)庫(kù)可以多種方式查詢、統(tǒng)計(jì)、匯總等可直接將檢測(cè)數(shù)據(jù)轉(zhuǎn)換EXCEL文件儀器尺寸165x 90 x 55 mm儀器重量0.65Kg操作溫度5 ℃ - 60℃相對(duì)濕度20-90% 微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797 二:產(chǎn) 品 成 套 清 單微量光度計(jì) 1臺(tái)專用充電器 1個(gè)專用手提箱 1個(gè)USB 通訊電纜 1 條保修單 1份中文說明書 1份安裝光盤 1個(gè)隨 機(jī) 的 試 劑 系 統(tǒng) 及 耗 材胞釋放劑(TRA):25ml 1瓶細(xì)菌細(xì)胞裂解劑(XRA):12ml 1瓶發(fā)光反應(yīng)試劑(LLR):5ml 100次(以上試劑為一套)ATP陽(yáng)性對(duì)照:5ml 1瓶專用濃縮器: 1個(gè)過濾比色杯架: 1個(gè)專用加壓器: 1個(gè)測(cè)定用的過濾比色杯: 100個(gè)比色杯架 1個(gè)濾紙 1份濃縮器 1個(gè)液體采樣針管 1個(gè)孫小姐:可以測(cè)量眼鏡表面的細(xì)菌用嗎? 恒瑞技術(shù):可以,物體表面都可以注:通過文獻(xiàn)和資料以及實(shí)驗(yàn)證明 不能直接檢測(cè)雞蛋,雞蛋是生物體不能測(cè)量油狀的。

 

產(chǎn)品關(guān)鍵詞: 微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797生產(chǎn)廠家    微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797價(jià)格    微生物快速檢測(cè)儀/ATP熒光檢測(cè)儀 (USB接口可接電腦,交直流,國(guó)產(chǎn)) HR/MK-131797使用說明書

MB35奧豪斯ohaus MB35快速水分儀

產(chǎn)品類別:
快速水份測(cè)定儀
產(chǎn)品名稱:
奧豪斯ohaus MB35快速水分儀
規(guī)  格:
MB35
 
 
    產(chǎn) 品 說 明
 
 
奧豪斯ohaus MB35快速水分儀
MB35快速水分儀
獨(dú)特的應(yīng)用特點(diǎn): 1.符合GLP規(guī)范的打印設(shè)定和數(shù)據(jù)輸出 2.標(biāo)配RS232通訊接口 3.標(biāo)配鍵盤保護(hù)罩
型號(hào)
MB35
量程(g)
35
可讀性(g)
0.01%/0.001g
重復(fù)性(標(biāo)準(zhǔn)偏差)(%)
3g樣品:±0.18%
10g樣品:±0.05%
水份范圍
0.05% ~100%
計(jì)時(shí)器
1 - 120分鐘(60分鐘內(nèi)間隔30秒,60~120分鐘間隔1分鐘)
溫度范圍
50℃至160℃(間隔5℃)
升溫程序
標(biāo)準(zhǔn)
終點(diǎn)控制
定時(shí)、自動(dòng)
操作溫度范圍(℃)
10-40
顯示屏
背光LCD顯示,128×64點(diǎn)陣
顯示內(nèi)容
%水分,時(shí)間,溫度,重量
秤盤尺寸(cm)
直徑9
外形尺寸(寬×高×長(zhǎng))
19×15.2×36 (cm)
 

奧豪斯ohaus  MB35  快速水分儀

產(chǎn)品相關(guān)關(guān)鍵字: 奧豪斯ohaus MB35 快速水分儀

該公司產(chǎn)品分類: · 在線式光學(xué)測(cè)溫儀 · 網(wǎng)絡(luò)測(cè)試儀 · 紅外熱像儀 · 噪音計(jì) · 轉(zhuǎn)速表 · 頻閃儀 · 紅外線測(cè)溫儀 · 測(cè)振儀 光澤度儀 粗糙度儀 涂層測(cè)厚儀 超聲波測(cè)厚儀 附著力測(cè)試儀 推拉力計(jì) 溫度計(jì) 汽車專用測(cè)厚儀 水下測(cè)厚儀 超聲波聲速儀 磁粉探傷儀 機(jī)械式涂層測(cè)厚儀

英國(guó)DUSTMATE粉塵測(cè)定儀

測(cè)量原理:激光散射法 測(cè)量范圍:0~6 mg/m3 指示范圍:0-60 mg/m3(無(wú)粒子切割器模式) 分 辨 率:0.001mg/m3 探測(cè)下限:0.01mg/m3 切 割 器:TSP,PM10,PM2.5,PM1.0可選 粒徑范圍:0~20μm 工作模式:可吸入塵(總塵),胸部顆粒物,呼吸塵 粒子計(jì)數(shù):三種粒徑通道可選 流 速:600cc/min 參考濾片:25mm直徑玻璃纖維GFA 讀數(shù)方式:大屏幕雙行液晶顯示,帶背景光 數(shù)據(jù)存儲(chǔ):可以儲(chǔ)存和調(diào)用檢測(cè)數(shù)據(jù) 時(shí) 間:采樣時(shí)間,采樣速度,自動(dòng)定時(shí)采樣 電 源:密封鉛酸可充電電池 尺 寸:160×100×90毫米 重 量:1.2 kg 一般采樣間隔:1秒至4小時(shí) 操作環(huán)境:溫度:-5~50℃;濕度:0~100%RH

 

DUSTMATE粉塵測(cè)定儀能實(shí)時(shí),快速檢測(cè)粉塵樣品,高效監(jiān)測(cè)空氣質(zhì)量。 三個(gè)鍵簡(jiǎn)單操作 大屏幕液晶顯示實(shí)時(shí)粉塵濃度 堅(jiān)固輕便的便攜箱,精心設(shè)計(jì) 設(shè)置有RS-232接口,可方便的與計(jì)算機(jī)連機(jī),進(jìn)行數(shù)據(jù)存儲(chǔ)和處理。 數(shù)據(jù)報(bào)告方式:電子表格和實(shí)時(shí)曲線圖,使您能迅速查找不同時(shí)間和地點(diǎn)的檢測(cè)結(jié)果 空氣質(zhì)量軟件:能收集并有效的記錄所有的樣品。 1秒鐘就可讀數(shù),完全滿足有關(guān)粉塵檢測(cè)的國(guó)家標(biāo)準(zhǔn)。 PM10,PM2.5,PM1粒子分布情況,用DUSTMATE全部可迅速被檢出。

 

DUSTMATE粉塵測(cè)定儀是用于空氣環(huán)境粉塵檢測(cè)、職業(yè)衛(wèi)生粉塵檢測(cè)的有效工具。適用于檢測(cè)空氣環(huán)境質(zhì)量、作業(yè)場(chǎng)所、交通工具等場(chǎng)合的粉塵濃度,鑒定敏感空氣中傳播的粉塵濃度。

該公司產(chǎn)品分類: 噪音檢測(cè)儀 有毒有害氣體檢測(cè)儀 其他氣體檢測(cè)儀 可燃?xì)怏w檢測(cè)儀 復(fù)合氣體檢測(cè)儀 VOC檢測(cè)儀

模擬量采集 Modbus RTU協(xié)議 4-20mA

概述

C2000 MDIA為通道隔離型智能模擬量數(shù)字量采集器,8路12位模擬量輸入(量程為-20~-4mA / 4~20mA,可標(biāo)定),采用滿量程通道隔離、全差分輸入設(shè)計(jì)。2路數(shù)字量(干接點(diǎn))輸入,RS485接口光電隔離和電源隔離技術(shù),抑制閃電,雷擊,ESD和共地干擾。為系統(tǒng)集成商、工程商集成了標(biāo)準(zhǔn)的Modbus RTU協(xié)議。通過RS-485即可實(shí)現(xiàn)對(duì)遠(yuǎn)程模擬量和開/關(guān)設(shè)備的數(shù)據(jù)采集和控制。下層設(shè)備通常有接近開關(guān)、機(jī)械 開關(guān)、按鈕、光傳感器、LED以及光電開關(guān)等數(shù)字量開關(guān)設(shè)備及PH、電導(dǎo)計(jì)、溫度計(jì)、濕度計(jì)、壓力計(jì)、流量計(jì)、啟動(dòng)器和閥門等模擬量設(shè)備。 特點(diǎn): →八路模擬量(電流量)輸入; →兩路數(shù)字量干接點(diǎn)輸入; →I/O與系統(tǒng)隔離; →AI分辨率:12位; →AI輸入通道采取全差分輸入; →模擬量輸入通道之間滿量程隔離,隔離度5V DC; →AI輸入測(cè)量范圍:-20~ -4mA / 4~20mA ; →采用Modbus RTU通信協(xié)議; →RS485通信接口提供光電隔離及每線600W浪涌保護(hù); →電源具有過流過壓保護(hù)和防反接功能; →安裝方便。

技術(shù)參數(shù)

模擬量接口 AI 8路差分輸入 AI分辨率 12bit AI量程 -20~-4mA / 4~20mA(可標(biāo)定) AI通道隔離度 5 V DC AI輸入阻抗 240Ω數(shù)字量輸入接口 DI 2路干接點(diǎn)輸入 DI保護(hù) 過壓小于240V ,過流小于80mA串口通訊參數(shù) 接口類型 RS-485 波特率 1200~115200bps 數(shù)據(jù)位 8 奇偶校驗(yàn) None 停止位 1 流量控制 None 通信協(xié)議 Modbus RTU串口保護(hù) 串口隔離 1.5KV 串口防雷 600W 串口過流,過壓 小于240V,小于80mA電源參數(shù) 電源規(guī)格 9-24VDC  (推薦12VDC) 電流 60mA@12VDC 電源防雷 1.5kW 電源過壓,過流 60V,500mA工作環(huán)境 工作溫度、濕度 -25~85℃,5~95%RH,不凝露 儲(chǔ)存溫度、濕度 -60~125℃,5~95%RH,不凝露其他 尺寸 72.1*121.5*33.6mm 保修 5年質(zhì)保

該公司產(chǎn)品分類: 通訊設(shè)備

銷售電議德國(guó)sartorius電子天平BS2號(hào)

特點(diǎn):     ■擁有賽多利斯產(chǎn)品慣有的高精度、高性,價(jià)格卻是 同類中的       ■采用SMT技術(shù),使得線路部分體積更小,集成度更高 ■采用賽多利斯專用的高速M(fèi)CI處理器,測(cè)量結(jié)果更快、更 ■采用四級(jí)防震,使示值讀數(shù)更穩(wěn)定 ■內(nèi)置RS-232標(biāo)準(zhǔn)接口,符合GLP標(biāo)準(zhǔn) ■配備多種應(yīng)用程序,滿足實(shí)際稱量要求  技術(shù)參數(shù):   型 號(hào)   讀數(shù)精度mg   稱重范圍g    稱盤尺寸mm                BS200S-WE1      1            210             Φ115               BS300S-WE1       1            310             Φ115               BS400S-WE1       1            410             Φ150

試管刷Tube brushe

試管刷Tube brushe

CYT-386FGF 2 Mouse

Catalogue Number CYT-386
Synonyms HBGH-2, HBGF-2, Prostatropin, FGF-2, FGB-b.
Introduction FGF-basic is a member of the fibroblast growth factor (FGF) family. FGF family members bind heparin and possess broad mitogenic and angiogenic activities. This protein has been implicated in diverse biological processes, such as limb and nervous system development, wound healing, and tumor growth. The mRNA for this gene contains multiple polyadenylation sites, and is alternatively translated from AUG and non-AUG (CUG) initiation codons resulting in five different isoforms with distinct properties. The CUG-initiated isoforms are localized in the nucleus and are responsible for the intracrine effect, whereas, the AUG-initiated form is mostly cytosolic and is responsible for the paracrine and autocrine effects of this FGF. The heparin-binding growth factors are angiogenic agents in vivo and are potent mitogens for a variety of cell types in vitro. there are differences in the tissue distribution and concentration of these 2 growth factors.
Description Fibroblast Growth Factor-basic Mouse Recombinant (FGF-2) produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 146 amino acids and having a molecular mass of 16320 Dalton. The FGF-2 is purified by proprietary chromatographic techniques.
Source Escherichia Coli.
Physical Appearance Sterile Filtered White lyophilized (freeze-dried) powder.
Formulation FGF-b was lyophilized from 5mM Na2PO4, pH7.5 and 50mM NaCl.
Solubility It is recommended to reconstitute the lyophilized Fibroblast Growth Factor ? in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Stability Lyophilized Fibroblast Growth Factor-2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution FGF-basic should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.
Purity Greater than 95.0% as determined by(a) Analysis by RP-HPLC. (b) Analysis by SDS-PAGE.
Amino acid sequence MPALPEDGGA AFPPGHFKDP KRLYCKNGGF FLRIHPDGRV DGVREKSDPH VKLQLQAEER GVVSIKGVCA NRYLAMKEDG RLLASKCVTE ECFFFERLES NNYNTYRSRK YSSWYVALKR TGQYKLGSKT GPGQKAILFL PMSAKS.
Biological Activity

The activity as calculated by the dose-dependant proliferation of BALB/3T3 cells was found to be > 1ng/ml, corresponding to a specific activity of 1,000,000 units/mg.

Protein content Protein quantitation was carried out by two independent methods1. UV spectroscopy at 280 nm using the absorbency value of 0.885 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequences (IntelliGenetics). 2. Analysis by RP-HPLC, using a calibrated solution of FGF2 as a Reference Standard.
Usage ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Catalogue Number  CYT-386  Synonyms  HBGH-2, HBGF-2, Prostatropin, FGF-2, FGB-b.  Introduction  FGF-basic is a member of the fibroblast growth factor (FGF) family. FGF family members bind heparin and possess broad mitogenic and angiogenic activities. This protein has been implicated in diverse biological processes, such as limb and nervous system development, wound healing, and tumor growth. The mRNA for this gene contains multiple polyadenylation sites, and is alternatively translated from AUG and non-AUG (CUG) initiation codons resulting in five different isoforms with distinct properties. The CUG-initiated isoforms are localized in the nucleus and are responsible for the intracrine effect, whereas, the AUG-initiated form is mostly cytosolic and is responsible for the paracrine and autocrine effects of this FGF.The heparin-binding growth factors are angiogenic agents in vivo and are potent mitogens for a variety of cell types in vitro. there are differences in the tissue distribution and concentration of these 2 growth factors.  Description  Fibroblast Growth Factor-basic Mouse Recombinant (FGF-2) produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 146 amino acids and having a molecular mass of 16320 Dalton.The FGF-2 is purified by proprietary chromatographic techniques.  Source  Escherichia Coli.  Physical Appearance  Sterile Filtered White lyophilized (freeze-dried) powder.  Formulation  FGF-b was lyophilized from 5mM Na2PO4, pH7.5 and 50mM NaCl.  Solubility  It is recommended to reconstitute the lyophilized Fibroblast Growth Factor ? in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.  Stability  Lyophilized Fibroblast Growth Factor-2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution FGF-basic should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.  Purity  Greater than 95.0% as determined by(a) Analysis by RP-HPLC.(b) Analysis by SDS-PAGE.  Amino acid sequence  MPALPEDGGA AFPPGHFKDP KRLYCKNGGF FLRIHPDGRV DGVREKSDPH VKLQLQAEER GVVSIKGVCA NRYLAMKEDG RLLASKCVTE ECFFFERLES NNYNTYRSRK YSSWYVALKR TGQYKLGSKT GPGQKAILFL PMSAKS.  Biological Activity  The activity as calculated by the dose-dependant proliferation of BALB/3T3 cells was found to be > 1ng/ml, corresponding to a specific activity of 1,000,000 units/mg. Protein content  Protein quantitation was carried out by two independent methods1. UV spectroscopy at 280 nm using the absorbency value of 0.885 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequences (IntelliGenetics). 2. Analysis by RP-HPLC, using a calibrated solution of FGF2 as a Reference Standard.  Usage  ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.  了解產(chǎn)品詳情,登錄查看:http://www.bioconsumable.com/cn/br/Cytokines%20and%20proteins/02/Cytokines%20and%20proteins8326739320097991.htm
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