科研实验试剂 氯化钠 食盐 Sodium chloride

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氯化钠
别名：食盐；Common salt；Table salt；Rock salt；Sea salt。
英文名称：Sodium chloride
CAS：7647-14-5
分子式：NaCl
分子量：NaCl
储存条件：密封保存。
纯度：＞99.5
外观（性状）：白色四方形结晶或结晶性粉末，透明或半透明大形结晶
说明： 分析试剂；测定硝酸银的基准；微量测定氟和硅酸盐；用于高纯分析；制备细菌血清学培养基；致冷混合剂；食物保存；点滴分析定氟及硅酸盐、色层分析用试剂。

重金属(％)：≤0.0005

钙(％)：≤0.005 碘(％)：≤0.002
铁(％)：≤0.0002 镁(％)：≤0.005
钾(％)：≤0.005 磷酸盐(％)：≤0.0005
硫酸盐(％)：≤0.0004
溶解性：能溶于水和氨水，微溶于乙醇，不溶于乙醚
熔点：804℃ 沸点：1413℃
R：36/37/38 S：36/37/39

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