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南昌(chāng)如(rú)何在企业的建立和实施HACCP管(guǎn)理(3)

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南(nán)昌(chāng)如何在企(qǐ)业(yè)的建立和实(shí)施(shī)HACCP管理(3)

  • 所(suǒ)属分类:南(nán)昌HACCP

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  • 发布日(rì)期:2021/06/16
  • 在线询价
详细介绍

3. 制定HACCP计划(huá)的工作步骤(zhòu): 

3.1组成HACCP工作(zuò)小组 。工作小组成(chéng)员是来自本(běn)企业(yè)与质量管理有关的,各主要(yào)部门和单位的(de)代表,应包括熟悉生(shēng)产工(gōng)艺和工装设备的(de)技(jì)术人、具备(bèi)食品加(jiā)工卫生(shēng)管理(lǐ)和检(jiǎn)验(yàn)知(zhī)识的人员,其中(zhōng),至少小组(zǔ)的负(fù)责人应(yīng)接受过有关HACCP原理及应(yīng)用知(zhī)识的培训。必要时,企(qǐ)业也(yě)可以在这方面寻求外部人员的(de)帮(bāng)助。

3.2.收集(jí)和掌握制订HACCP计(jì)划所需的有(yǒu)关资料,如(rú):车间和附属用房图;设(shè)备(bèi)布局情况和特点;生产工序流(liú)程情况,如,原料拼批(pī)、配料和添(tiān)加剂的使用情(qíng)况(kuàng),产品(pǐn)在各(gè)工序间的停(tíng)滞时间等;工艺技术参数,尤其是时间(jiān)、温度和产品滞留(liú)时间;加工过程中产品的流向,是否有交叉污染的可(kě)能;加工(gōng)现场清洁区和非清洁区,或产品被污染的(de)高险区和低险(xiǎn)区之间的隔离情况;设备和(hé)工器具的清(qīng)洁方法;厂区环境卫生;人员分工情(qíng)况和卫生质量(liàng)活动;产品的存(cún)贮和发运条件等。

3.3进行产品描(miáo)述 。 可(kě)以从以下几个方面来描述:产品的成分,如,加工产品所用的原料,配料和添(tiān)加(jiā)剂等;产品的组织及理化特性,如,是固(gù)体还(hái)是液体,呈胶状还(hái)是乳状,其活性水、pH值是多少等;加工的(de)方(fāng)法,如,加热、冷冻、干燥、盐(yán)渍、熏制(zhì)等,可(kě)对加工过程做个简述;包(bāo)装,如,罐装、真空包(bāo)装(zhuāng)、空气调节等;贮藏和装(zhuāng)运的(de)条件,如,是否需要(yào)低温冷藏(cáng)等;商品货架期,如,销售期限(xiàn)和较佳(jiā)食用期;产品的消费对(duì)象(如一般公(gōng)众、婴儿、年长者)和(hé)食(shí)用(yòng)或使用的方法(如加(jiā)热、蒸煮(zhǔ)等);产品所(suǒ)采用(yòng)的质量标准,尤其要(yào)明确产品的卫生标准。

3.4.绘制产品加工(gōng)流(liú)程图。流(liú)程图是进(jìn)行(háng)危害分(fèn)析和(hé)识别关键控制点时使(shǐ)用的工(gōng)具,HACCP小组可以用它来完成制定HACCP计划的其(qí)余步骤。 每(měi)个产品绘(huì)制一张(zhāng)加工流程图,从(cóng)原料接收到产品装(zhuāng)运出厂,整个产品的前处(chù)理、加工(gōng)、包装、贮藏(cáng)和装运等与产品加(jiā)工有关的(de)所有(yǒu)环(huán)节,包(bāo)括产品的各工序之(zhī)间(jiān)的停留时间、描述产品(pǐn)加工(gōng)工(gōng)艺、技术(shù)操作、质量要求(qiú)等的(de)附加说明等。流程图绘出来后,要(yào)经生产(chǎn)现场进行核(hé)实(shí)查证,以免错漏(lòu)。

3.5.危害(hài)分析并确定(dìng)相应的控制措施(shī) 。HACCP小组根(gēn)据流程(chéng)图的各工序环节(jiē),对消费者的身体健康造成危(wēi)害(hài)的各种生物的、化学的(de)和物理因素(sù),进行危害分析和识(shí)别(bié)出关键控制点(CCP)。 与(yǔ)食(shí)品安全卫(wèi)生(shēng)有关的(de)的危害一(yī)般分为以下三大类: 

3.5.1.生物危害,如致病菌、病毒、寄生虫等; 

3.5.2.化学危害,如农(nóng)药、兽药残留,违规使用的饲料添加剂,工业化学品污染(rǎn)物,各种(zhǒng)有毒化学元(yuán)素,如铅(qiān)、砷(shēn)、汞、氰化物(wù);以及(jí)微生物代(dài)谢产生的有毒物质,如金黄色(sè)葡萄球菌肠毒素、肉毒(dú)杆菌毒素、黄曲(qǔ)霉(méi)毒素、贝毒素等;

3.5.3.物理危害,如碎(suì)玻(bō)璃、金(jīn)属(shǔ)碎屑等(děng)可(kě)导致人(rén)体伤害的物质(zhì)。 

3.5.4.危害的来源(yuán)主要有两个:.原料在种养(yǎng)、收获、运输过程中形成或受环境的污染;在加工过(guò)程中形成或受(shòu)污染。

3.5.5.危害分析和(hé)确定相(xiàng)应控制措施的工作步骤: 

3.5.5.1.找出潜在(zài)危害。HACCP小组(zǔ)进行危害分析(xī)时,要从原料的种养环(huán)节开始(shǐ),顺(shùn)着(zhe)产品的(de)生产流程,逐个分析每个生产(chǎn)环节,列(liè)出各环节可能存在的生物的、化学的和物理的危害,即潜在危害。

3.5.5.2.判(pàn)断潜在危害是(shì)否(fǒu)显著危害 。并非(fēi)所有潜在的危(wēi)害都(dōu)要纳入HACCP计划的监控范围,要通过HACCP实施监控的(de),是在潜在(zài)危(wēi)害中(zhōng)可(kě)能发生,而且(qiě)一旦发生就会对消费者导致不可接受的健康风险的危害(hài)(称为(wéi)显著危害(hài))。 

要判断潜在危害是否显著危(wēi)害(hài),需要各企业HACCP计划的制定者们结合本企业产品(pǐn)生产的(de)实际(jì)情况,如(rú)原(yuán)料的来源,加工的方式(shì)、方法和(hé)流程等等,在(zài)调查(chá)研究的基础(chǔ)上进行分析判断。危害的(de)显著性在不同的产品,不同的工艺之(zhī)间有着很大(dà)的差异(yì),甚至(zhì)同(tóng)一种产品也会因规格、包装方式、预(yù)期用途的不同(tóng)而有所不同。例如,拌(bàn)粉半(bàn)熟冻虾条的加工过程中的拌糊工序,如果说拌好面(miàn)糊在高温(wēn)下停留时间过长,会利于病原体生长或金黄色葡(pú)萄菌毒(dú)素的产生,所(suǒ)以这一工(gōng)序时间(jiān)的控制是显著危(wēi)害(hài),然而,对冻(dòng)煮虾仁来说它不(bú)是显著的危害。再如,经巴(bā)氏杀菌的蟹肉加工,如果该产品是(shì)以鲜蟹(xiè)肉出售的,那么巴氏杀菌过(guò)程中致病菌残留的危害就是一个显著危害,如(rú)果是供消费者煮熟后食用的,那么就不是(shì)显著危(wēi)害。因此,在对危(wēi)害的显著性进行分析判断(duàn)的时候,要(yào)具体情况具体分析,切(qiē)不可(kě)生搬硬套。

3.5.5.3.确定控(kòng)制危(wēi)害(hài)的(de)预防措施 。显著危害确定(dìng)后,即要选(xuǎn)定(dìng)用于控制危害相应措施(shī),通过这些(xiē)预防措(cuò)施将危害的产生和影响消除或减少(shǎo)到(dào)可以接受的(de)水平。控(kòng)制一个危害可(kě)以(yǐ)需要多项措施,也可以一(yī)项(xiàng)措施来控(kòng)制多(duō)个危(wēi)害,如可以对原料(liào)进行验收和筛选(xuǎn),甚至到产区作调查访问;对产(chǎn)品加工过程的时间、环境(jìng)温度、添加剂的(de)使用量的控制;对产品进行(háng)加热、冷冻、蒸(zhēng)煮、加盐、发酵、食品添加剂、气调包(bāo)装等处理。各项控(kòng)制措施应有明确(què)的操作执行(háng)程序,并形成文字(zì),以(yǐ)保证其得到有效(xiào)地实施。

3.6.识别关键控制点 (CCP)显著危害确(què)定之后,就要找(zhǎo)到需要通过HACCP计划(huá)实施监控(kòng)的关(guān)键控制点。关键控制点是(shì)对显著危(wēi)害具体实(shí)施监(jiān)控(kòng)的生产环节,它可以是一个生产工序,也可以是几个工序(xù),这里要注意的(de)是,不要(yào)将关键控制点与生产过程的其它质量控(kòng)制(zhì)点相(xiàng)混淆(xiáo),尽管它们有时会(huì)有(yǒu)重叠,然而它们所监控的对象是不同(tóng)的。另(lìng)外,关键控制点的选(xuǎn)择应注意体现(xiàn)关键两个字(zì),应避免设(shè)点太多,否则就会失去控制的重点。识别关键控制(zhì)点的方法是多种多(duō)样的,HACCP计划制(zhì)定者(zhě)可以根据自己(jǐ)的知识(shí)和经验去进行分析判断(duàn)。也(yě)可以判断树(见图)帮(bāng)助识别关键点的供大家使(shǐ)用,这个判断(duàn)树是(shì)帮助识别关键控制点的(de)一个(gè)辅(fǔ)助(zhù)工(gōng)具,使用这个(gè)判(pàn)断(duàn)树的时候,HACCP小组(zǔ)须依(yī)靠其(qí)专业知识,对拟(nǐ)实施监控的显著危害,按(àn)照生产流程的先后顺序,通(tōng)过回答判(pàn)断(duàn)树(shù)依次提(tí)出的(de)问题,逐个对每个生(shēng)产环节进行(háng)分析判断。

在进行上述工(gōng)作(zuò)时,我们使(shǐ)用一种危害(hài)分析工作单(见表1),这张表综合了上述所要(yào)进行的各(gè)项工作(zuò),完成了这张表后,我(wǒ)们(men)就可以着手编(biān)写HACCP计划了。

3.7.编(biān)写HACCP计划(huá):一份(fèn)HACCP计划至少应该包括以下七个方面的内容: 

3.7.1.关(guān)键控制(zhì)点的位置 注明关(guān)键控制点所在(zài)的生产工序或工(gōng)段,如罐头(tóu)加工(gōng)过(guò)程的杀菌、冷却工序,低菌蟹肉的(de)加工过程的剥壳(ké)-剔肉-分级-称重/包装工段等。

3.7.2.需控制(zhì)的显著(zhe)危害 

注明需(xū)要在该关键控制点上要加以控制的显著危害,如,致病(bìng)菌的(de)繁(fán)殖,毒素的(de)产(chǎn)生,添加剂超(chāo)量使用(yòng),金属碎片等(děng)等。

3.7.3.关键限值(zhí)(CL)关键限值(CL)是一个关(guān)键(jiàn)控制点(CCP)上所采取的预防措施所须(xū)满(mǎn)足或符合的标准。关键限值是可观(guān)察(chá)和可测量的指标,它(tā)们可以是物理、化学和生物参(cān)数,也(yě)可以是一种规(guī)定的状态。此类指标如:温(wēn)度、时间、pH值、水份活度、添(tiān)加剂(jì)加入量或(huò)盐(yán)含量,感官指标(biāo)值,如外观(guān)或组(zǔ)织,等等。通(tōng)常(cháng)情况下(xià),合适的关键限值不(bú)一定是(shì)很明显或容易得到的,那么我们就需(xū)要进行实验或从科学刊物(wù)、法规性指(zhǐ)标、技术的实验研究等方(fāng)面收集有关的信息来建立关(guān)键限值。为了(le)避免因(yīn)偏离关键限所造(zào)成的损失,一些企业(yè)往往规定比实际(jì)关(guān)键限更为严格的限值,或(huò)称操作(zuò)限值(OL)。加工人员可以在生(shēng)产过(guò)程中(zhōng)根据操(cāo)作限值作加(jiā)工调(diào)整,以避免失控和采取纠编(biān)行动。HACCP小组应就这些关键限值是否有效(xiào)控制有(yǒu)关危害进(jìn)行验证,并保存好有关验证记录。

3.7.4.监控程序 这是(shì)HACCP计划中(zhōng)重(chóng)要的部分,在监控程序中要明确: 

――监(jiān)控(kòng)什么,是温度、时(shí)间还(hái)是pH值(zhí)、水分(fèn),或者(zhě)是原(yuán)料提(tí)供方的质量证(zhèng)明书? 

――用什么(me)方法进行(háng)监控,是人工观测,还是仪器仪表自动(dòng)测定?监控的方法应(yīng)简便快捷,易于操作。 

――监控的频率,即在规(guī)定的时间内(nèi)实施监测的次(cì)数,是连(lián)续监(jiān)控(kòng)还是非连续的间断监(jiān)控? 

――由谁负责监控,是质量(liàng)监督员还是操作工? 

3.7.5.纠(jiū)偏(piān)措施 

纠偏(piān)措施是(shì)针对关键(jiàn)控(kòng)制点的关键(jiàn)限出现偏离(lí),在危(wēi)害(hài)出现之前所采取的纠(jiū)正措施。HACCP小(xiǎo)组可以根据自己企业的(de)产品特点(diǎn)、生产工艺(yì)等实际情况,为每个关(guān)键控制点(diǎn)确定相(xiàng)应的纠偏(piān)措施,消除(chú)导致偏(piān)离的原因,恢复和维持正常的控(kòng)制状态;是消除(chú)因偏离对产品质量造成(chéng)的影响;是防止那些(xiē)卫(wèi)生质量因关键限出现(xiàn)偏离(lí)而受影响的产(chǎn)品对消费者的(de)健康造成危害。例如(rú),罐头的生产(chǎn),当(dāng)罐头在杀菌过(guò)程(chéng)中,如杀菌锅为CCP点(diǎn),温度的起落至关键限值(CL)规定的(de)温度(dù)水平之下时,纠偏的措施可通(tōng)过延长杀菌时间的办法来进行(háng)。在(zài)制定纠偏(piān)措施时应明(míng)确负责采取纠偏措施的责任人;具体纠偏的(de)方(fāng)法;对受关(guān)键限偏离(lí)影响的产品的处理方法;对纠偏措施作(zuò)出记录。

3.7. 6.监控记录 

对每个关键控制点的监(jiān)控要(yào)形成相应的记录,这些记录所记(jì)载的监控信息,是(shì)显示关键点受控状态的(de)证据。计划制定者要为每个(gè)关键点规定一个记录制度,即(jí)要(yào)明确(què),记录什么?怎样(yàng)记录?何时记录?由谁记(jì)录?由谁审核?等等,并设计(jì)出(chū)统一、规范的记(jì)录图表。至于(yú)记录图表的具体式样,各企业可以自行决定,不过(guò),HACCP监控记(jì)录一般应包括以下信息:表头,即记录的名(míng)称;企业名称;记录的时间;产品的识别,即产(chǎn)品的品种、规格、型(xíng)号,生产批号(hào)或(huò)生产线(xiàn)、班次;实际观察或测定的数(shù)据/结果;关键限(xiàn)值;记(jì)录者的识(shí)别,如(rú)签(qiān)名、印鉴或工号(hào);记(jì)录复(fù)核人的识别,如签名(míng)、印鉴(jiàn)或工号;复核记(jì)录的时间等(děng)。企业在实(shí)施(shī)HACCP计划(huá)的过(guò)程中,要切实保证(zhèng)HACCP监控记录的客(kè)观性(xìng)和真(zhēn)实性。记录的复核应由(yóu)接受过HACCP培训,或确实具(jù)有较(jiào)丰富(fù)质量管理经(jīng)验的人员来承(chéng)担。

3.7. 7.验证措(cuò)施 

每个关键点(diǎn)所确(què)定的(de)危害是否得到了有效控制,须通过(guò)验证(zhèng)。一般对各(gè)关键点监控(kòng)情况进行验证的(de)具体做法(fǎ),是对监控设备(bèi)的定期(qī)校正;对原料(liào)、半成品(pǐn)或成品(pǐn)有针对(duì)性(xìng)的抽样作检(jiǎn)验分析;对监控记录进行复查。

3.7.8.其它 

为了(le)便于管理(lǐ)和使(shǐ)用(yòng),每份HACCP计划(huá)一(yī)般以表格式样进(jìn)行编印,以便于查阅;计划表的首页,应列明文件编号;企业(yè)名称、地址;产品描述,包(bāo)括(kuò)产品(pǐn)名称、包(bāo)装、储运和销售方式、供应(yīng)对象和(hé)食用(yòng)方(fāng)法等;计划的批准(zhǔn)人(rén)及批准日(rì)期(qī)等(děng)内容。如表2,一份HACCP计划的格式范(fàn)例,谨供参考。)


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关键(jiàn)词(cí):信丰县HACCP认证(zhèng),信(xìn)丰县HACCP体系认证,信丰(fēng)县HACCP管理培训

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