食品分析與檢驗(yàn)total

1、會(huì)計(jì)學(xué)1食品分析與檢驗(yàn)食品分析與檢驗(yàn)totalGuohua Zhao重要性、任務(wù)、內(nèi)容重要性、任務(wù)、內(nèi)容、方法、過(guò)程、進(jìn)展、方法、過(guò)程、進(jìn)展、參考書(shū)目、參考書(shū)目采樣、樣品保存、前處理采樣、樣品保存、前處理、基本規(guī)定、數(shù)據(jù)處理與、基本規(guī)定、數(shù)據(jù)處理與表示、基本分析方法表示、基本分析方法水分、蛋白質(zhì)、糖類(lèi)、脂肪、維生素、水分、蛋白質(zhì)、糖類(lèi)、脂肪、維生素、礦質(zhì)元素等礦質(zhì)元素等農(nóng)藥、激素、抗生素、有害產(chǎn)物農(nóng)藥、激素、抗生素、有害產(chǎn)物防腐劑、色素、營(yíng)養(yǎng)強(qiáng)化劑防腐劑、色素、營(yíng)養(yǎng)強(qiáng)化劑光譜分析儀器、色譜分析儀器、物理性光譜分析儀器、色譜分析儀器、物理性狀分析儀器等狀分析儀器等Guohua ZhaoGuohu

2、a ZhaoGuohua ZhaoGuohua ZhaoGuohua Zhao食品中微生物和微生食品中微生物和微生物有害代謝產(chǎn)物物有害代謝產(chǎn)物 食品中與營(yíng)養(yǎng)衛(wèi)生有食品中與營(yíng)養(yǎng)衛(wèi)生有關(guān)的化學(xué)物質(zhì)關(guān)的化學(xué)物質(zhì) 外觀形態(tài)的檢驗(yàn)，包括色澤、外觀形態(tài)的檢驗(yàn)，包括色澤、質(zhì)地、口感、風(fēng)味等質(zhì)地、口感、風(fēng)味等 Guohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua Zhao等級(jí)等級(jí)一級(jí)試劑一級(jí)試劑（優(yōu)級(jí)純）（優(yōu)級(jí)純）二級(jí)試劑二級(jí)試劑（分析純）（分析純）三級(jí)試劑三級(jí)試劑（化學(xué)純）（化學(xué)純）四級(jí)試劑四級(jí)試劑（實(shí)驗(yàn)試劑）（實(shí)驗(yàn)

3、試劑）表示符號(hào)表示符號(hào). 標(biāo)簽顏色標(biāo)簽顏色綠色綠色紅色紅色藍(lán)色藍(lán)色黃色黃色應(yīng)用范圍應(yīng)用范圍純度最高純度最高精密分析精密分析及科學(xué)研究及科學(xué)研究純度略差純度略差一般的分析一般的分析及科學(xué)研究及科學(xué)研究一般定性及化學(xué)一般定性及化學(xué)制備制備一般的化學(xué)制備一般的化學(xué)制備配制溶液時(shí)選用配制溶液時(shí)選用試劑試劑標(biāo)定當(dāng)量標(biāo)準(zhǔn)溶標(biāo)定當(dāng)量標(biāo)準(zhǔn)溶液或標(biāo)準(zhǔn)摩爾濃液或標(biāo)準(zhǔn)摩爾濃度溶液或基準(zhǔn)級(jí)度溶液或基準(zhǔn)級(jí)配微量物質(zhì)的標(biāo)配微量物質(zhì)的標(biāo)準(zhǔn)溶液時(shí)，或以準(zhǔn)溶液時(shí)，或以上試劑上試劑配標(biāo)準(zhǔn)溶液或一配標(biāo)準(zhǔn)溶液或一般提取用試劑時(shí)，般提取用試劑時(shí)，當(dāng)試劑空白較高當(dāng)試劑空白較高時(shí)用以上試劑時(shí)用以上試劑用的很少，溶液用的很少，溶液未指定向種

4、試劑，未指定向種試劑，均指水溶液均指水溶液Guohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua Zhao樣本總體中的個(gè)體在性質(zhì)、特征、經(jīng)樣本總體中的個(gè)體在性質(zhì)、特征、經(jīng)歷、外觀等方面都有共同之處，他們歷、外觀等方面都有共同之處，他們是完全同質(zhì)的，不同屬性的食品就構(gòu)是完全同質(zhì)的，不同屬性的食品就構(gòu)成不同的檢測(cè)樣本總體，也就是說(shuō)，成不同的檢測(cè)樣本總體，也就是說(shuō)，食品屬性就是劃分樣本總體的基本依食品屬性就是劃分樣本總體的基本依據(jù)。嚴(yán)禁將不同性質(zhì)的食品混合采樣據(jù)。嚴(yán)禁將不同性質(zhì)的食品混合采樣。 采樣時(shí)一定要記錄采樣現(xiàn)場(chǎng)情況、采采樣時(shí)

5、一定要記錄采樣現(xiàn)場(chǎng)情況、采樣的地點(diǎn)和日期、樣品編號(hào)、食品名樣的地點(diǎn)和日期、樣品編號(hào)、食品名稱(chēng)、采樣單位和采樣人，對(duì)情況復(fù)雜稱(chēng)、采樣單位和采樣人，對(duì)情況復(fù)雜，責(zé)任重大的采樣工作，應(yīng)由兩人以，責(zé)任重大的采樣工作，應(yīng)由兩人以上協(xié)同進(jìn)行，共同編號(hào)封簽，按規(guī)定上協(xié)同進(jìn)行，共同編號(hào)封簽，按規(guī)定轉(zhuǎn)運(yùn)交接。轉(zhuǎn)運(yùn)交接。 樣品一定要能完全真實(shí)地代表樣品一定要能完全真實(shí)地代表總體的所有特征。一般說(shuō)來(lái)取總體的所有特征。一般說(shuō)來(lái)取樣越多，越具有代表性。樣越多，越具有代表性。 Guohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua

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