一、化学名: 柠檬酸氢二铵,枸橼酸氢二铵
二、分子式: C6H14N2O7
三、分子量: 226.19
四、CAS: 3012-65-5
五、性能:无色细小结晶或白色颗粒。密度为1.48g/mL,熔点185 ºC,沸点100ºC,
溶于约一份水,微溶于乙醇。
六、用途:分析试剂,如作配合萃取剂、配合掩蔽剂···
一、化学名: 柠檬酸氢二铵,枸橼酸氢二铵
二、分子式: C6H14N2O7
三、分子量: 226.19
四、CAS: 3012-65-5
五、性能:无色细小结晶或白色颗粒。密度为1.48g/mL,熔点185 ºC,沸点100ºC,
溶于约一份水,微溶于乙醇。
六、用途:分析试剂,如作配合萃取剂、配合掩蔽剂、缓冲剂。
七、包装: 内衬聚乙烯塑料袋,外套复合塑料编织袋包装,每袋净重25kg。
八、贮存与运输: 本品应贮存在干燥通风清洁的库房中,装载运输时要轻装轻放,防止包装破损,防止受潮、受热,运输过程中防止雨淋受潮,应与有毒物品隔离。
质量指标 | Specification | FCC VII |
含量,w/% ≥ | Assay,w/% ≥ | 98.0 |
硫酸盐,w/% ≤ | Sulfate,w/% ≤ | 0.005 |
氯化物(以Cl计),mg/kg ≤ | Cl,mg/kg ≤ | 10 |
铁(Fe),mg/kg ≤ | Fe,mg/kg ≤ | 10 |
铅(Pb),mg/kg ≤ | Lead,mg/kg ≤ | 2 |
pH(50g/L溶液,25℃) | pH (50g/L,25℃) | 4.5-5.5 |
1、 Chemical Name:Ammonium citrate dibasic
2、Molecular Formula: C6H14N2O7
3、Molecular Weight: 226.19
4、CAS: 3012-65-5
5、Character: Colorless fine crystalline or white particles. Density 1.48g/mL. Melting point185 °C, Boiling point100 °C. Soluble in water and soluble in alcohol slightiy.
6、Usage: Analytical reagent, synergetic solvent extraction reagent, masking reagent, buffering reagent.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage & Transportation: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.