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Potassium ferrocyanide trihydrate

Molecular Structure:
MDL:
MFCD00167023
Molecular Formula:
K4FeC6N6•3H2O
Molecular Weight:
422.39
Alias:
黄血盐,黄血盐钾,亚铁氰化钾 Potassium hexacyanoferrate(Ⅱ) Potassium ferrocyanide Yellow prussiate
Product order:
Name Specifications Packing Price Delivery
Potassium ferrocyanide trihydrate AR 500g RMB 77 Consulting service
Potassium ferrocyanide trihydrate CP 500g RMB 66 Consulting service
Potassium ferrocyanide trihydrate GR,≥99.5% (RT) 500g RMB 97.9 Consulting service
Potassium ferrocyanide trihydrate ACS, 98.5-102.0% 500g RMB 88 Consulting service
Potassium ferrocyanide trihydrate ≥99.99% metals basis 50g RMB 759 现货
Potassium ferrocyanide trihydrate ≥99.99% metals basis 10g RMB 209 现货
Potassium ferrocyanide trihydrate ≥99.99% metals basis 250g RMB 2827 现货
Character:
柠檬黄色单斜晶系柱状或粉末,溶于水,不溶于醇。稍有风化性。60℃时开始失水,加热至70℃失去结晶水,100℃成无水物。溶于5份水,溶于丙酮,不溶于乙醇和乙醚、醋酸乙酯、液氨。其溶液在光线及空气中易变质,不与热酸和浓酸混合或将溶液置于日光下,以防产生氰化氢。在溶液中含约0.2%碳酸钾,可稳定数月。低毒,半数致死量(大鼠,经口)1600-3200mg/kg。
密度:1.85
Quality Standard:
GB/T1273-88
项目ltem                               分析纯       化学纯        优级纯
                                        (AR)         (CP)          (GR)
含量K4[Fe(CN)6]Assay,%                ≥99.0         98.5          99.5
水不溶物lnsoluble matter in water,%   ≤0.005        0.01          0.005
氯化物(Cl)Chloride,%                  ≤0.005        0.02          0.005
硫酸盐(SO4)Sulfale,%                  ≤0.005        0.01          0.005
钠(Na)Sodium,%                        ≤0.02         --            0.005


ACS级
项目名称                             ACS Grade
含量[K4Fe(CN)6•3H2O]Assay             98.5-102.0%
水不溶物Insoluble matter              ≤0.005%
氯化物(Cl)Chloride                    ≤0.01%
硫酸盐(SO4)Sulfate                    Passes test


≥99.99% metals basis:


外观Appearance                          黄色粉末或结晶
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.99% Based On Trace Metals Analysis of ICP
铁Fe                                    12.9- 13.5 %(Titration by KMNO4)
痕量金属分析Trace Metal Analysis        ≤100ppm by ICP Atomic emission
痕量金属分析Trace Metal Analysis        ≤100ppm by ICP Atomic Absorption

Storage:
密封避光保存。
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