Description:
Technochrom®anti-Xa isasystemofreagentsforthechromogenicdeterminationof directandindirectXainhibitorsinhumancitratedplasma.Theassayisbasedontheinhibition ofactivatedfactorX(FXa)byAntithrombin(AT)inthepresenceofheparinasmeasuredbya chromogenicFXasubstrate.
KitComposition:
- Reagent1(R1): 1x20ml,anti-Xabuffer,TRIS-EDTAbuffer;pH8.4;containssodiumazide (<1g/l)asapreservative
- Reagent2(R2): 1x4ml,BovineFactorXa,lyophilized;1vial;about24nkat
- Reagent3(R3): 1x4ml,Chromogenicsubstrate,lyophilized;1vial;4.8mg
MATERIALREQUIRED(notprovidedwiththekit)
- Distilledwater
- Aceticacid(20%)or2%citricacid(endpointmethod)
- PlasmaCalibratorswithaknownconcentrationof:
- Fondaparinux(Technoview®Arixtra®CalibratorSet)(catalog#5090010)
- Technoview®LMWHeparinCalibratorSet (catalog# 5090040)
- Technoview®UF HeparinCalibratorSet (catalog#5090070)
- Technoview®RivaroxabanCalibratorSet (catalog#5090170)
- Technoview®Apixaban CalibratorSet(catalog#5090269)
- Controlplasmasfor:
- Fondaparinux(Technoview®Arixtra®Controls)(catalog#5090012,5090014)
- Technoview®LMWHeparinControls(catalog#5090042, 5090044,5090046)
- Technoview®UFHeparin Controls(catalog#5090072,5090074)
- Technoview®RivaroxabanControls(catalog#5090172,5090173,5090174)
- Technoview®ApixabanControls(catalog#5090270, 5090271)
- Commonclinicallaboratoryequipment(spectrophotometersetat405nm,water-bathsetat37°C, stop-watch,testtubes,Pipettes,…)
MeasurementPrinciple:
| [Xa-Inhibitor]+Xa(excess) | → | [Xa-Inhibitor–Xa]+Xa(residual) |
| Xa(residual)+substrate | → | pNA |
TheamountofpNA,releasedbyenzymatichydrolysis,ismeasuredat405nm.Thereisan inverserelationshipbetweentheamountofheparinpresentinthesampleandcolor development.
PerformanceandPrecision:
CalibrationCurve
- ForFondaparinux(Arixtra®)research,acalibrationcurveisconstructedusingTechnoview Arixtra®CAL(catalog#5090010)
- ForLMWHeparinresearch,acalibrationcurveisconstructedusingTechnoview®LMWCAL(catalog#5090040)
- ForUFHresearch,acalibrationcurveisconstructedusingTechnoview®UFHCAL(catalog#5090070)
- ForRivaroxabanresearch,acalibrationcurveisconstructedusingTechnoview®Rivaroxaban CAL(catalog#5090170)
Ceveron®alpha
TechnocloneprovidesapplicationsheetsforCeveron®alpha.Theapplicationsheetscontainanalyzer/assayspecifichandlingandperformanceinformationwhichmaydifferfromthatprovidedinthisinstructionforuse.Inthiscasetheinformationcontainedintheapplicationsheetssupersedestheinformationinthisinstructionforuse.PleaseconsulttheinstructionmanualoftheCeveron®alpha.
Precision
Reproducibilitywasdeterminedwithdifferentsamples(inseriesanddaytoday).Thefollowingresultswereobtained:
| Intraassay | Intraassay | ||||
| CV% | N | CV% | N | ||
| LMWlevel1(1.37u/ml) | 1.6% | 24 | LMWlevel1(1.36u/ml) | 1.5% | 6 |
| LMWlevel2(0.52u/ml) | 2.5% | 24 | LMWlevel2(0.37u/ml) | 2.5% | 6 |
| UFHlevel1(1.26u/ml) | 0.7% | 24 | UFHlevel1(1.45u/ml) | 2.6% | 6 |
| UFHlevel2(0.42u/ml) | 2.1% | 24 | UFHlevel2(0.06u/ml) | 5.7% | 6 |
ebiomall.com
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bhclna2so4nano3na2co3
chclnaohna2co3nacl
dba(oh)2nahco3alcl3nahso4
A.H2SO4Na2SO4AgNO3BaCl2.
B.NaOHNa2CO3NaHSO4MgCl2
C.CaCl2NaNO3MgSO4BaCl2
D.HNO3KOHKClK2CO3
2.NaHCO3,Ba(OH)3,H2SO4
3.HCL,NaAlO2,NaHSO4
4.Ca(OH)2,Na2CO3,BaCO3
谢谢了
要原因
请问有什么方法检测细胞内活性氧更好,各位有什么经验,及相关试剂盒推荐一下。
请问下有无同学需要H37RA的?我是做EAE模型的,上个月购买了BDDifco公司的H37RA(货号),因为购买的时候只能整盒6支购买,但我们用不了那么多,所以想问问有无同学需要的,100mg/支,800元/支或用等价试剂交换。地址广州。有需要的请私信,谢谢!
(1)优级纯试剂 亦称保证试剂,为一级品,纯度高,杂质极少,主要用于精密分析和科学研究,常以GR表示。
(2)分析纯试剂 亦称分析试剂,为二级品,纯度略低于优级纯,杂质含量略高于优级纯,适用于重要分析和一般性研究工作,常以AR表示。
(3)化学纯试剂 为三级品,纯度较分析纯差,但高于实验试剂,适用于工厂、学校一般性的分析工作,常以CP表示。
(4)实验试剂 为四级品,纯度比化学纯差,但比工业品纯度高,主要用于一般化学实验,不能用于分析工作,常以 LR表示。
以上按试剂纯度的分类法已在我国通用。根据化学工业部颁布的“化学试剂包装及标志”的规定,化学试剂的不同等级分别用各种不同的颜色来标志,见表1。
表1 我国化学试剂的等级及标志

