NY 5032-2001 无公害食品 生猪饲养饲料使用准则
作者:标准资料网 时间:2024-05-16 13:14:37 浏览:9053
来源:标准资料网
基本信息
| 标准名称： | 无公害食品 生猪饲养饲料使用准则 |
| 中标分类： |
农业、林业 >>
畜牧 >>
畜禽饲料与添加剂 |
| 替代情况： | 被NY 5032-2005代替 |
| 发布部门： | 中华人民共和国农业部 |
| 发布日期： | 2001-09-03 |
| 实施日期： | 2001-10-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 2006-04-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 平装16开， 页数：10， 字数：14千字 |
适用范围
本标准规定了生产无公害生猪所需饲料原料、饲料添加剂、添加剂混合饲料、浓缩饲料、配合饲料和饲料加工过程的要求、试验方法、检验规则、判定规则、标签、包装、贮藏、运输的规范。本标准适用于生产无公害生猪所需的商品配合饲料、浓缩饲料、添加剂预算混合饲料和生产无公害生猪的养殖场自配饲料。
前言
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目录
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引用标准
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所属分类： 农业 林业 畜牧 畜禽饲料与添加剂
【英文标准名称】:StandardTestMethodforPorosityinMetallicCoatingsbyHumidSulfurVapor("Flowers-of-Sulfur")
【原文标准名称】:用湿硫黄蒸气("硫黄华")作金属涂层中孔隙率测试的标准试验方法
【标准号】:ASTMB809-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:B08.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Copperalloyelectrodepositedcoatings;ElectrodepositedCucoatings;“Flowers-of-sulfur”;Metalliccoatings;Porosity--electrodeposited/metalliccoatings;Silver;Sulfur--metals/alloys;Tarnish
【摘要】:Amajoruseofthistestprocedureisfordeterminingcoatingquality.Porositytestsareindicationsofthecompletenessofprotectionorcoverageofferedbythecoatings,sincethecoatingsdescribedin1.2areintendedtobeprotectivewhenproperlyapplied.Theporositytestresultsarethereforeameasureofthedepositionprocesscontrol.Aparticularpurposeofthehumidsulfurvaportestisfordeterminingthequalityofunderplatesofnickelornickelalloyinthosefinishsystemsthathavethin,1.2x03BC;morless(50x03BC;in.orless)toplayersabovethenickel,sinceporosityintheunderplateusuallycontinuesintosuchtoplayers.Thehumidsulfurvaportestisoftenusedasanenvironmentaltesttosimulatemanyindoorhumidatmospheretarnishingandtarnishcreepageeffects.However,thechemistryandpropertiesofthesetarnishfilmsmaynotresemblethosefoundinotherserviceenvironments.Forsuchproductperformanceevaluations,thetestshouldonlybeusedincombinationwithotherperformanceevaluationtests,asspecifiedinthereferencingdocumentforthatproduct.Porositytestsdifferfromcorrosionandagingtests,sincethelatterareintendedtomeasurethechemicalinertnessofthecoating.Incontrast,inagoodporositytestprocedurethecorrosiveagentshouldnotattackthecoating.Itmustinstead,clean,depolarize,oractivatethesubstratemetalexposedbythepore,orboth,andattackitsufficientlytocausereactionproductstofilltheporetothesurfaceofthecoating.Thehumidsulfurtestishighlysensitive,andiscapableofdetectingvirtuallyallporositythatpenetratesdowntocopperorcopperalloys.Sincenickelisnotattackedbymoistsulfurvaporat100x00B0;Corless,thistestwillnotdetectporesorcracksinthetopcoatingifsuchporesorcracksdonotpenetratethroughthenickelunderplateoverlayingthecopper.Thelevelofporosityinthecoatingthatmaybetolerabledependsontheseverityoftheenvironmentthattheproductislikelytoencounterduringserviceorstorage.Also,thelocationoftheporesonthesurfaceisimportant.Iftheporesarefewinnumberorawayfromthesignificantsurfaces,theirpresencecanoftenbetolerated.Thepresenttestmethodcanbeusedonsamplesofvariousgeometries,suchascurvedsurfaces.Itcanalsobeusedforselectiveareacoatings,ifallowanceismadefortarnishcreepagefrombarecopperalloyareas.Thistestmethodisdestructiveinthatitrevealsthepresenceofporositybycontaminatingthesurfacewithtarnishfilms.Anypartsexposedtothistestmethodshouldnotbeplacedinservice.Therelationshipofporositylevelsrevealedbythistestmethodtoproductperformanceandservicelifemustbemadebytheuserofthetestthroughpracticalexperienceorbyjudgment.Thus,absenceofporosityinthecoatingmaybearequirementforsomeapplications,whileafewporesonthesignificantsurfacesmaybeacceptableforothers.1.1Thisstandardcoversequipmentandtestmethodsfordeterminingtheporosityofmetalliccoatings,wheretheporespenetratedowntoasilver,copper,orcopper-alloysubstrate.1.2Thistestmethodissuitableforcoatingsconsistingofsingleorcombinedlayersofanycoatingthatdoesnotsignificantlytarnishinareducedsulfuratmosphere,suchasgold,nickel,tin,tin-lead,andpalladium,ortheiralloys.1.3Thistestmethodisdesignedtodeterminewhethertheporositylevelislessthanorgreaterthansomevaluewhichbyexperienceisconsideredbytheusertobeacceptablefortheintendedapplication.1.4Recentreviewsofporositytestingandtestingmethodscanbefoundinthe......
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:5P.;A4
【正文语种】:英语
MIL-STD-2096A (NOTICE 1), MILITARY STANDARD: MICROCIRCUIT DATA REQUIREMENTS (08 MAY 1996) [NO S/S DOCUMENT]., MIL-STD-2096A, dated 20 November 1986, is hereby canceled withoutreplacement.
