乙酸铵

2020年7月24日 分类：醋酸盐 作者：admin
  • 化学名：乙酸铵
  • 分子式：CH3COONH4
  • 分子量：08
  • CAS: 631-61-8
  • 性状：无色或白色易易吸潮结晶，溶于水，微溶于丙酮。
  • 用途：用作分析试剂、肉类防腐剂，也用作制药等。
  • 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。
  • 贮存与运输：贮存在通风清洁库房中，装载运输时要轻装轻放，防止破损，防止受潮、受热，与有毒物品隔离。
质量指标 Specification 试剂级(GB/T 1292-2008)
优级纯 分析纯 化学纯
含量（CH3COONH4），w/%         ≥ Content(CH3COONH4),w/%            ≥ 98.0 98.0 97.0
pH值（50g/L，25℃）   pH value(50g/L,25℃) 6.7-7.3 6.5-7.5 6.5-7.5
澄清度实验/号                   ≤ Clarity Test/No                       ≤ 2 3 5
水不溶物，w/%                  ≤ Insoluble Substances,w/%            ≤ 0.002 0.005 0.01
灼烧残渣（以硫酸盐计），w/%      ≤ Ignition Residue, w/%                 ≤ 0.005 0.005 0.01
水分（H2O），w/%                ≤ Moisture ,w/%                        ≤ 2.0 ———— ———
氯化物（Cl)，w/%                 ≤ Chlorides (Cl),w/%                    ≤ 0.0005 0.0005 0.001
硫酸盐（SO4），w/%              ≤ Sulfates(SO4),w/%                    ≤ 0.001 0.002 0.005
硝酸盐（NO3)，w/%               ≤ Nitrates(NO3),w/%                     ≤ 0.001 0.001 ———
磷酸盐（PO4），w/%              ≤ Phosphates (PO4),w/%                ≤ 0.0003 0.0005 ———
镁（Mg)，w/%                    ≤ Magnesium (Mg),mg/kg                ≤ 0.0002 0.0004 0.001
钙（Ca)，w/%                     ≤ Calcium(Ca),w/%                     ≤ 0.0005 0.001 0.002
铁（Fe)，w/%                     ≤ Iron (Fe), w/%                        ≤ 0.0002 0.0005 0.001
重金属（以Pb计）,w/%            ≤ Heavy metals (Pb). w/%              ≤ 0.0002 0.0005 0.001
还原高锰酸钾物质（以O计)，w/%   ≤ Reduction of Potassium Permanganate,w/% ≤ 0.0016 0.0032 0.0032

1、Chemical Name: Ammonium Acetate

2、Molecular Formula: CH3COONH4

3、Molecular Weight: 77.08

4、CAS: 631-61-8

5、Character: It occurs as white triangular crystal with acetic acid smell. It’s soluble in water and ethanol,    insoluble in acetone.

6、Usage: It’s used as analytical reagent, preservative for meat and also used in pharmacy.

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 and Transport: 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.

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