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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:
乙二酸鉀,草酸鉀一水合物 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:
無色結(jié)晶。無氣味,有毒。在干燥熱空氣中風(fēng)化,約160℃時(shí)失水,灼燒后轉(zhuǎn)化為碳酸鹽而不呈明顯碳化。溶于3份水,微溶于乙醇。
密度:2.13
Quality Standard:
GB/T695-94
項(xiàng)目ltem                                分析純       化學(xué)純
                                         (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
澄清度試驗(yàn)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
總氮量(N)Total nitrogen,%             ≤ 0.002        0.005
磷酸鹽(PO4)Phosphate,%                ≤ 0.001        0.005
鈉(Na)Sodium,%                        ≤ 0.02         0.05
鐵(Fe)Iron,%                          ≤ 0.0005       0.001
重金屬(以Pb計(jì))Heavy metals,%          ≤ 0.0005       0.001
易碳化物質(zhì)Readily carbonizable substance 合格         合格

基準(zhǔn)試劑PT
純度Assay:   99.95-100.05%

Storage:
密封避光保存。
化學(xué)分析,防止血液凝固的檢定,照相去污。
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