食品分析与检验total

1、会计学1食品分析与检验食品分析与检验totalGuohua Zhao重要性、任务、内容重要性、任务、内容、方法、过程、进展、方法、过程、进展、参考书目、参考书目采样、样品保存、前处理采样、样品保存、前处理、基本规定、数据处理与、基本规定、数据处理与表示、基本分析方法表示、基本分析方法水分、蛋白质、糖类、脂肪、维生素、水分、蛋白质、糖类、脂肪、维生素、矿质元素等矿质元素等农药、激素、抗生素、有害产物农药、激素、抗生素、有害产物防腐剂、色素、营养强化剂防腐剂、色素、营养强化剂光谱分析仪器、色谱分析仪器、物理性光谱分析仪器、色谱分析仪器、物理性状分析仪器等状分析仪器等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谢产物物有害代谢产物 食品中与营养卫生有食品中与营养卫生有关的化学物质关的化学物质 外观形态的检验，包括色泽、外观形态的检验，包括色泽、质地、口感、风味等质地、口感、风味等 Guohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua Zhao等级等级一级试剂一级试剂（优级纯）（优级纯）二级试剂二级试剂（分析纯）（分析纯）三级试剂三级试剂（化学纯）（化学纯）四级试剂四级试剂（实验试剂）（实验

3、试剂）表示符号表示符号. 标签颜色标签颜色绿色绿色红色红色蓝色蓝色黄色黄色应用范围应用范围纯度最高纯度最高精密分析精密分析及科学研究及科学研究纯度略差纯度略差一般的分析一般的分析及科学研究及科学研究一般定性及化学一般定性及化学制备制备一般的化学制备一般的化学制备配制溶液时选用配制溶液时选用试剂试剂标定当量标准溶标定当量标准溶液或标准摩尔浓液或标准摩尔浓度溶液或基准级度溶液或基准级配微量物质的标配微量物质的标准溶液时，或以准溶液时，或以上试剂上试剂配标准溶液或一配标准溶液或一般提取用试剂时，般提取用试剂时，当试剂空白较高当试剂空白较高时用以上试剂时用以上试剂用的很少，溶液用的很少，溶液未指定向种

4、试剂，未指定向种试剂，均指水溶液均指水溶液Guohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua Zhao样本总体中的个体在性质、特征、经样本总体中的个体在性质、特征、经历、外观等方面都有共同之处，他们历、外观等方面都有共同之处，他们是完全同质的，不同属性的食品就构是完全同质的，不同属性的食品就构成不同的检测样本总体，也就是说，成不同的检测样本总体，也就是说，食品属性就是划分样本总体的基本依食品属性就是划分样本总体的基本依据。严禁将不同性质的食品混合采样据。严禁将不同性质的食品混合采样。 采样时一定要记录采样现场情况、采采样时

5、一定要记录采样现场情况、采样的地点和日期、样品编号、食品名样的地点和日期、样品编号、食品名称、采样单位和采样人，对情况复杂称、采样单位和采样人，对情况复杂，责任重大的采样工作，应由两人以，责任重大的采样工作，应由两人以上协同进行，共同编号封签，按规定上协同进行，共同编号封签，按规定转运交接。转运交接。 样品一定要能完全真实地代表样品一定要能完全真实地代表总体的所有特征。一般说来取总体的所有特征。一般说来取样越多，越具有代表性。样越多，越具有代表性。 Guohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua ZhaoGuohua

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