【英文标准名称】:StandardTestMethodforDeterminationoftheMicrobialConditionofPaint,PaintRawMaterials,andPlantAreas
【原文标准名称】:测定涂料.涂料原料和设备区微生物状态的标准试验方法
【标准号】:ASTMD5588-1997(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:D01.28
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bacteria;contamination;fungi;microorganism;planthousekeeping;sterility;yeast;Bacteria/bacterialcontrol--paints/relatedcoatings/materials;Contamination--paints/coatingsapplications;Fungalinfluence/resistance--paints/relatedcoatings;Mi
【摘要】:Spoilageofpaintinthecontainerisoftenrelatedtotheuseofcontaminatedrawmaterials,water(particularlyrecycledwashwater),vessels,piping,andequipmentinthemanufacturingplant.Thereisaneedforasimplemethodtodeterminethepresenceorabsenceofmicroorganismsinplantsthatmanufacturepaintsandcoatings.Suchadeterminationenablesthemanufacturertoestablishthepointofcontamination(thatis,rawmaterialsorproblemhousekeepingareasintheplant)tohelpinsolvingthespoilageproblem.Note18212;Somecontaminationinplantareasistobeexpected,sincemicroorganismsareubiquitousandcannotgenerallybeeliminatedpractically(itiswhatanin-canpreservativeissupposedtocontrol).Excessivelevelsofcontaminationorcontaminatedrawmaterialscanexceedthecapabilityofthepreservative.Ifyouhaveexcessivecontaminationintheplant,therearemethodsfordecontaminationincludingsteam,preservatives,bleach,etc.Theseshouldbediscussedwithyourbiocidesupplierandusedwithcare.Recoveryofspoiledorcontaminatedproductsisoftennotfeasible,soanadequateleveloftheappropriatebiocideinconjunctionwithgoodplanthousekeepingpracticesareessential.Yourbiocidesuppliercanalsohelphere.Thistestmethodmaybeusedbypersonswithoutbasicmicrobiologicaltraining,butsometrainingonaseptictechniqueswouldberecommended.Note28212;Thereliabilityoftheresultsobtainedfromthistestmethodisextremelydependentonthetechniquesemployed.Impropertechniquescanresultinasterilesampleappearingtobecontaminated,andevenworse,acontaminatedsampleappearingtobesterile(seealso5.1).Itisrecommendedthatyouconsultwithyourbiocidesupplier,rawmaterialsupplier,oranindependenttestinglaboratorytoconfirmquestionableresults.1.1Thistestmethodcoversaprocedureforthedeterminationofthemicrobialcondition(contaminationorsterility)ofrawmaterialsusedinthemanufactureofpaint,andthemicrobialconditionofpaintandpaintmanufacturingareas.1.2ThevaluesinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G51
【国际标准分类号】:87_040
【页数】:4P.;A4
【正文语种】:英语
基本信息
| 标准名称： | ＷＪ１２型螺杆驱动非线绕预调电位器详细规范 |
| 英文名称： | Potentiometers,Preset,Nonwire-wound,Lead-screw actuated,Style WJ12,Detail specification for |
| 中标分类： |
石油 >>
石油综合 >>
技术管理 |
| 发布部门： | 中国电子工业总公司 |
| 发布日期： | 1992-11-19 |
| 实施日期： | 1993-05-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 提出单位： | 机械电子工业部 |
| 起草单位： | 中国电子技术标准化研究所和四三一零厂 |
| 起草人： | 彭伟、邢惠莲 |
| 出版社： | 电子工业出版社 |
| 出版日期： | 1993-04-01 |
| 页数： | 4页 |
适用范围
本规范规定了WJl2型螺杆驱动非线绕预调电位器的详细要求。本规范适用于特性B，特性c和F的螺杆驱动非线绕预调电位器。
前言
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目录
没有内容
引用标准
GJB 918-1990 非线绕预调电位器总规范
所属分类： 石油 石油综合 技术管理