NY/T 140-1989 饲料用苜蓿草粉
作者:标准资料网 时间:2024-05-19 00:53:10 浏览:8735
来源:标准资料网
基本信息
| 标准名称： | 饲料用苜蓿草粉 |
| 英文名称： | Qualitiy grading of alfalfa meal |
| 中标分类： |
农业、林业 >>
畜牧 >>
畜禽饲料与添加剂 |
| ICS分类： |
农业 >>
农业和林业
|
| 替代情况： | 原标准号GB 10389-1989;被NY/T 140-2000代替 |
| 发布日期： | 2002-12-30 |
| 实施日期： | 2003-03-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 2页 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类： 农业 林业 畜牧 畜禽饲料与添加剂 农业 农业和林业
【英文标准名称】:Fibreopticinterconnectingdevicesandpassivecomponents-Basictestandmeasurementprocedures-Tests-Tests-Torsion/twist
【原文标准名称】:光纤互联装置和无源部件.基本试验和测量步骤.试验.扭转/绞合
【标准号】:BSEN61300-2-5-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-10-15
【实施或试行日期】:1997-10-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:光电子器件;电子设备及元件;扭矩;座椅;抗拉荷载;试验(质量保证);抗扭强度;扭转试验;衰减;检验;详细规范;直径;光学纤维;负荷;纤维光学连接器;试验设备;光学测量;纤维光学
【英文主题词】:fibreoptics;testing;electricalengineering;measuringtechniques;opticalwaveguides;connectiontechnology;torsiontests
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminationofDiisopropylMethylphosphonate,EthylHydrogenDimethylamidophosphate,EthylMethylphosphonicAcid,IsopropylMethylphosphonicAcid,MethylphosphonicAcidandPinacolylMethylphosphonicAcidinWaterbyLiquidChro
【原文标准名称】:用液相色谱法/串联质谱分析水中二异丙基甲基磷酸酯、乙基氢氨基磷酸盐、乙基膦酸、异丙基甲基膦酸、甲基膦酸和频哪基甲基膦酸的测定用标准试验方法
【标准号】:ASTMD7597-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:液相色谱法;质谱学;有机金属
【英文主题词】:liquidchromatography;massspectrometry;organophosphonates
【摘要】:Organophosphatepesticidesaffectthenervoussystembydisruptingtheenzymethatregulatesacetylcholine,aneurotransmitter.Theyweredevelopedduringtheearly19thcentury,buttheireffectsoninsects,whicharesimilartotheireffectsonhumans,werediscoveredin1932.Somearepoisonousandwereusedaschemicalweaponagents.Organophosphatepesticidesareusuallynotpersistentintheenvironment.,Thistestmethodisfortheanalysisofselectedorganophosphorous-basedchemicalweaponagentdegradationproductsfromSarin(GB),Soman(GD),Tabun(GA)andVX.Thismethodhasbeeninvestigatedforusewithreagentandsurfacewater.1.1Thisprocedurecoversthedeterminationofdiisopropylmethylphosphonate(DIMP),ethylhydrogendimethylamidophosphate(EHDMAP),ethylmethylphosphonicacid(EMPA),isopropylmethylphosphonicacid(IMPA),methylphosphonicacid(MPA)andpinacolylmethylphosphonicacid(PMPA)(referredtocollectivelyasorganophosphonatesinthistestmethod)insurfacewaterbydirectinjectionusingliquidchromatography(LC)anddetectedwithtandemmassspectrometry(MS/MS)usingelectrosprayionization(ESI).Theseanalytesarequalitativelyandquantitativelydeterminedbythismethod.Thismethodadherestosinglereactionmonitoring(SRM)massspectrometry.1.2ThistestmethodhasbeendevelopedinsupportoftheNationalHomelandSecurityResearchCenter,USEPAbyRegion5ChicagoRegionalLaboratory.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thedetectionverificationlevel(DVL)andreportingrangefortheorganophosphonatesarelistedinTable1.1.4.1TheDVLisrequiredtobeataconcentrationatleastthreetimesbelowthereportinglimit(RL)andhaveasignal/noiseratiogreaterthan3:1.Fig.1displaysthesignal/noiseratiosattheDVLsfortheorganophosphonatesintheESIpositivemodeandFig.2intheESInegativemode.1.4.2ThereportinglimitistheconcentrationoftheLevel1calibrationstandardasshowninTable2fortheorganophosphonatesexceptforMPAintheESInegativemodewhichisatLevel2duetonotmeetingtheDVLcriteriaatthelowerconcentrationlevel.TheDVLforMPAintheESInegativemodeisat20x03BC;g/L,whichforcesaraisedreportinglimit.However,themulti-laboratoryvalidationrequiredaspikeofalltargetanalytesatLevel1concentrations.ThemeanrecoveryforMPAintheESInegativemodeatthislevelwas98.7%asshowninTable3.Ifyourinstrumentx2019;ssensitivitycanmeettherequirementsinthistestmethod,MPAmayhavea50x03BC;g/Lreportinglimit.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C51
【国际标准分类号】:13_060_50
【页数】:12P.;A4
【正文语种】:
