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【单选题】
在不含酒精的饮料或果汁、蜜饯中，为了防腐和增加香味需要添加某些化学试剂。可用作这类添加剂的是（）
A.
硝酸钠
B.
苯甲酸钠
C.
丙酸钠
D.
氯酸钠
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】国产化学试剂中二级是指
A.
优级纯试剂，适用于科研和配制标准液
B.
优级纯试剂，适用于定量分析
C.
分析纯试剂，适用于定量分析
D.
分析纯试剂，适用于一般定性试验
E.
化学纯试剂，适用于一般定性试验
【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food．Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...
A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.