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Potassium ferrocyanide trihydrate

Molecular Structure:
MDL:
MFCD00167023
Molecular Formula:
K4FeC6N6?3H2O
Molecular Weight:
422.39
Alias:
黃血鹽,黃血鹽鉀,亞鐵氰化鉀 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 現(xiàn)貨
Potassium ferrocyanide trihydrate ≥99.99% metals basis 10g RMB 209 現(xiàn)貨
Potassium ferrocyanide trihydrate ≥99.99% metals basis 250g RMB 2827 現(xiàn)貨
Character:
檸檬黃色單斜晶系柱狀或粉末,溶于水,不溶于醇。稍有風化性。60℃時開始失水,加熱至70℃失去結晶水,100℃成無水物。溶于5份水,溶于丙酮,不溶于乙醇和乙醚、醋酸乙酯、液氨。其溶液在光線及空氣中易變質,不與熱酸和濃酸混合或將溶液置于日光下,以防產(chǎn)生氰化氫。在溶液中含約0.2%碳酸鉀,可穩(wěn)定數(shù)月。低毒,半數(shù)致死量(大鼠,經(jīng)口)1600-3200mg/kg。
密度:1.85
Quality Standard:
GB/T1273-88
項目ltem                               分析純       化學純        優(yōu)級純
                                        (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
硫酸鹽(SO4)Sulfale,%                  ≤0.005        0.01          0.005
鈉(Na)Sodium,%                        ≤0.02         --            0.005


ACS級
項目名稱                             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%
硫酸鹽(SO4)Sulfate                    Passes test


≥99.99% metals basis:


外觀Appearance                          黃色粉末或結晶
X-射線衍射分析X-Ray Diffraction         Conforms to Structure
純度Purity                              ≥99.99% Based On Trace Metals Analysis of ICP
鐵Fe                                    12.9- 13.5 %(Titration by KMNO4)
痕量金屬分析Trace Metal Analysis        ≤100ppm by ICP Atomic emission
痕量金屬分析Trace Metal Analysis        ≤100ppm by ICP Atomic Absorption

Storage:
密封避光保存。
高鐵試劑(形成普魯士藍)。檢定鐵、銅、鋅、鈀、銀、鋨和蛋白試劑、尿液檢驗。點滴分析鈀、鋨、鈾
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