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草酸铵  AMMONIUM OXALATE

 

一、化学名:一水合草酸铵

二、分子式:NH42C2O4·H2O

三、分子量:142.11

四、CAS6009-70-7

五、性状:无色晶体。 相对密度1.501折光率1.439。溶于水,不溶于乙醇。

六、用途:作分析试剂,有机合成中间体。

七、包装:内衬聚乙烯塑料袋,外套塑料编织袋,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

HG/T 3453-2012

含量[NH42C2O4·H2O]   w/

Assay   [NH42C2O4·H2O]   w/

99.5

pH值(50g/L,25℃)

pH 50g/L,25℃)

6.0-7.0

澄清度试验/              

Clarity   Test/No             

6

水不溶物,w/%              

Insoluble   Substancesw/%    

0.015

氯化物(Cl计),w/%        

Chlorides   (Cl) w/%        

0.002

硫酸盐(SO42-),w/%         

Sulfates   (SO4) w/%        

0.02

钠(Na),w/%               

Sodium   (Na) w/%         

0.005

镁(Mg),w/%               

Magnesium   (Mg) w/%      

0.005

钾(K),w/%                

Potassium   (K) w/%        

0.005

钙(Ca),w/%                

Calcium   (Ca) w/%         

0.005

铁(Fe),w/%                

Iron   (Fe) w/%            

0.001

重金属(Pb),w/%            

Heavy   Metal (As Pb) w/%  

0.0015

1Chemical Name: Ammonium Oxalate

2Molecular Formula : NH42C2O4·H2O

3Molecular Weight: 142.11

4CAS6009-70-7

5Character: It occurs as colorless crystal. Relative density is 1.501. Refractive index is 1.439. It’s soluble in water, but insoluble in ethanol.

6Usage: It’s used as analytical reagent, organic synthetic intermediate.

7Packing: 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.

8Storage 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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