草酸铵 ammonium oxalate
工业级草酸铵,电子级草酸铵,*级草酸铵
一、化学名:一水合草酸铵
二、分子式:(nh4)2c2o4·*no
三、分子量:142.11
四、cas:6009-70-7
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*,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,****包装*损,****受潮、受热,运输过程中****雨淋受潮,应与*物品隔离。
质量指标specificationhg/t 3453-2012
含量[(nh4)2c2o4·*no] w/% ≥assay [(nh4)2c2o4·*no] w/% ≥99.5
ph值(50g/l,25℃)ph (50g/l,25℃)6.0-7.0
澄清度试验/号 ≤clarity test/no ≤6
水不溶物,w/% ≤insoluble substances,w/% ≤0.015
氯化物(cl计),w/% ≤chlorides (cl) ,w/% ≤0.002
*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
*(pb),w/% ≤he*y l (as pb) ,w/% ≤0.0015
1、chemical name: ammonium oxalate
2、molecular formula : (nh4)2c2o4·*no
3、molecular weight: 142.11
4、cas:6009-70-7
5、character: it occurs a*olorles*rystal. relative density is 1.501. refractive index is 1.439. it’s soluble in water, but insoluble in ethanol.
6、usage: it’s used as analytical reage*rganic synthetic intermediate.
7、packing: it i*cked 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 *oid damage. furthermore, it must be stored separately from poisonous substances.