一、化學(xué)名:草酸鉀
二、分子式:K2C2O4·H2O
三、分子量:184.24
四、CAS:6487-48-5
五、性狀:白色單斜晶體,易溶于水。相對密度2.127。
六、用途:用于制藥和漂白草帽等,也可用作化學(xué)試劑、織物去垢劑和靜脈血管樣品的抗凝結劑等。
七、包裝:內襯聚乙烯塑料袋,外套復合塑料編織袋包裝,每袋凈重25kg。
八、貯存與運輸:本品應貯存在干燥通風(fēng)清潔的庫房中,裝載運輸時(shí)要輕裝輕放,防止包裝破損,防止受潮、受熱,運輸過(guò)程中防止雨淋受潮,應與有毒物品隔離。
質(zhì)量指標 | Specification | GB/T 695-94 | |
分析純AR | 化學(xué)純CP | ||
含量(K2C2O4·H2O),w/%??????????≥ | Content?(K2C2O4·H2O) ,w/%?????≥ | 99.8 | 99.5 |
pH值(50g/L,25℃) | pH (50g/L,25℃) | 7.2-8.2 | 7.2-8.2 |
澄清度試驗 | Clarity test | 合格 | 合格 |
水不溶物,w/%???????????????????≤ | Insoluble substances,w/%????????≤ | 0.003 | 0.02 |
氯化物(以Cl計),w/%????????????≤ | Chlorides (as Cl),w/%???????????≤ | 0.001 | 0.005 |
硫化合物(SO42-),w/%????????????≤ | Sulfates (SO42-),w/%????????????≤ | 0.01 | 0.03 |
總氮量(N),w/%?????????????????≤ | Nitrogen (N),w/%???????????????≤ | 0.002 | 0.005 |
鈉(Na),w/%????????????????????≤ | Sodium (Na),w/%???????????????≤ | 0.02 | 0.05 |
磷酸鹽(PO4),w/%???????????????≤ | Phosphate (PO4) ,w/%???????????≤ | 0.001 | 0.005 |
鐵(Fe),w/%?????????????????????≤ | Iron (Fe),w/%??????????????????≤ | 0.0005 | 0.001 |
重金屬(以Pb計),w/%????????????≤ | Heavy metal (as Pb),w/%????????≤ | 0.0005 | 0.001 |
易碳化物質(zhì) ????????????????????≤ | Readily carbonizable substances ??≤ | 合格 | 合格 |
1、Chemical Name:?Potassium Oxalate
2、Molecular Formula?:?K2C2O4·H2O
3、Molecular Weight:?184.24
4、CAS:?6487-48-5
5、Characte?:?It is?white monoclinic?crystal.?It’s easily soluble in water.?The relative density is 2.127.
6、Usage?:?It can be used in pharmacy, bleaching straw hats, etc. It can also be used as chemical reagent, fabric detergent and anticoagulant for venous blood vessel samples, etc.
7、Packing?:?It is packed with?a?polyethylene bag as the inner layer, and a compound plastic woven bag as the 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.