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Potassium oxalate monohydrate

Cas:
6487-48-5
Molecular Structure:
MDL:
MFCD00150033
Molecular Formula:
K2C2O4•H2O;(COOK)2·H2O
Molecular Weight:
184.23
Alias:
乙二酸钾,草酸钾一水合物 Ethanedioic acid Oxalic acid potassium salt
Product order:
Name Specifications Packing Price Delivery
Potassium oxalate monohydrate CP 500g RMB 82.5 Consulting service
Potassium oxalate monohydrate GR 500g RMB 96.8 Consulting service
Potassium oxalate monohydrate PT 100g RMB 33 Consulting service
Character:
无色结晶。无气味,有毒。在干燥热空气中风化,约160℃时失水,灼烧后转化为碳酸盐而不呈明显碳化。溶于3份水,微溶于乙醇。
密度:2.13
Quality Standard:
GB/T695-94
项目ltem                                分析纯       化学纯
                                         (AR)         (CP)
含量(K2C2O4•H2O)Assay,%               ≥ 99.8         99.5
pH(50g/L溶液,25℃)pH of water solution   7.2-8.2      7.2-8.2
澄清度试验Clarity                        合格         合格    
水不溶物lnsoluble matter in water,%   ≤ 0.003        0.02
氯化物(Cl)Chloridea,%                 ≤ 0.001        0.005
硫化合物(S)Sulfale compounds,%        ≤ 0.01         0.03
总氮量(N)Total nitrogen,%             ≤ 0.002        0.005
磷酸盐(PO4)Phosphate,%                ≤ 0.001        0.005
钠(Na)Sodium,%                        ≤ 0.02         0.05
铁(Fe)Iron,%                          ≤ 0.0005       0.001
重金属(以Pb计)Heavy metals,%          ≤ 0.0005       0.001
易碳化物质Readily carbonizable substance 合格         合格

基准试剂PT
纯度Assay:   99.95-100.05%

Storage:
密封避光保存。
化学分析,防止血液凝固的检定,照相去污。
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