一、化学名：草酸钾
二、分子式：K2C2O4·H2O
三、分子量：184.24
四、CAS：6487-48-5
五、性状：白色单斜晶体，易溶于水。相对密度2.127。
六、用途：用于制药和漂白草帽等，也可用作化学试剂、织物去垢剂和静脉血管样品的抗凝结剂等。
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 | GB/T 695-94 | |
| 分析纯AR | 化学纯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 |
| 澄清度试验 | Clarity test | 合格 | 合格 |
| 水不溶物，w/% ≤ | Insoluble substances,w/% ≤ | 0.003 | 0.02 |
| 氯化物（以Cl计），w/% ≤ | Chlorides (as Cl),w/% ≤ | 0.001 | 0.005 |
| 硫化合物（SO42-），w/% ≤ | Sulfates (SO42-),w/% ≤ | 0.01 | 0.03 |
| 总氮量（N），w/% ≤ | Nitrogen (N),w/% ≤ | 0.002 | 0.005 |
| 钠（Na），w/% ≤ | Sodium (Na),w/% ≤ | 0.02 | 0.05 |
| 磷酸盐（PO4），w/% ≤ | Phosphate (PO4) ,w/% ≤ | 0.001 | 0.005 |
| 铁（Fe），w/% ≤ | Iron (Fe),w/% ≤ | 0.0005 | 0.001 |
| 重金属（以Pb计），w/% ≤ | Heavy metal (as Pb),w/% ≤ | 0.0005 | 0.001 |
| 易碳化物质 ≤ | 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.
