• 氟化鉀 [7789-23-3]

  • 英文名:Potassium fluoride
  • CAS號:7789-23-3 分子式:FK 分子量:58.1
T62794-250g 氟化鉀 [7789-23-3] 99.9% metals basis 250g 616.00 促銷價:431.20
T62793-50g 氟化鉀 [7789-23-3] 99.9% metals basis 50g 308.00 促銷價:215.60
T62792-10g 氟化鉀 [7789-23-3] 99.9% metals basis 10g 130.00 促銷價:91.00
T62795-1kg 氟化鉀 [7789-23-3] 99.9% metals basis 1kg 1583.00 促銷價:1108.10
T62796-500g 氟化鉀 [7789-23-3] 99.99% metals basis 500g 6583.00 促銷價:4278.95
T62797-100g 氟化鉀 [7789-23-3] 99.99% metals basis 100g 2566.00 促銷價:1667.90
T62798-25g 氟化鉀 [7789-23-3] 99.99% metals basis 25g 1016.00 促銷價:660.40
T62799-5g 氟化鉀 [7789-23-3] 99.99% metals basis 5g 491.00 促銷價:343.70
T62790-1g 氟化鉀 [7789-23-3] 99.99% metals basis 1g 358.00 促銷價:250.60
T62792-500g 氟化鉀 [7789-23-3] AR 500g 75.00 促銷價:48.75
T62791-100g 氟化鉀 [7789-23-3] AR 100g 43.00 促銷價:27.95
T62793-500g 氟化鉀 [7789-23-3] GR 500g 91.00 促銷價:59.15
T62797-100g 氟化鉀 [7789-23-3] PT 100g 85.00
T62795-10g 氟化鉀 [7789-23-3] SP 10g 80.00
T62791-500g 氟化鉀 [7789-23-3] 噴干氟化鉀, 99% 500g 566.00 促銷價:396.20
T62792-100g 氟化鉀 [7789-23-3] 噴干氟化鉀, 99% 100g 216.00 促銷價:151.20
T62798-500g 氟化鉀 [7789-23-3] 電子級,粉末 500g 68.00
訂貨編號 商品名稱 規(guī)格 包裝 單價 促銷價 會員價 數(shù)量
T62794-250g 氟化鉀 [7789-23-3] 99.9% metals basis 250g 616.00 431.20 登錄可見
T62794-250g 氟化鉀 [7789-23-3] 99.9% metals basis 250g 616.00 促銷價:431.20
T62793-50g 氟化鉀 [7789-23-3] 99.9% metals basis 50g 308.00 215.60 登錄可見
T62793-50g 氟化鉀 [7789-23-3] 99.9% metals basis 50g 308.00 促銷價:215.60
T62792-10g 氟化鉀 [7789-23-3] 99.9% metals basis 10g 130.00 91.00 登錄可見
T62792-10g 氟化鉀 [7789-23-3] 99.9% metals basis 10g 130.00 促銷價:91.00
T62795-1kg 氟化鉀 [7789-23-3] 99.9% metals basis 1kg 1583.00 1108.10 登錄可見
T62795-1kg 氟化鉀 [7789-23-3] 99.9% metals basis 1kg 1583.00 促銷價:1108.10
T62796-500g 氟化鉀 [7789-23-3] 99.99% metals basis 500g 6583.00 4278.95 登錄可見
T62796-500g 氟化鉀 [7789-23-3] 99.99% metals basis 500g 6583.00 促銷價:4278.95
T62797-100g 氟化鉀 [7789-23-3] 99.99% metals basis 100g 2566.00 1667.90 登錄可見
T62797-100g 氟化鉀 [7789-23-3] 99.99% metals basis 100g 2566.00 促銷價:1667.90
T62798-25g 氟化鉀 [7789-23-3] 99.99% metals basis 25g 1016.00 660.40 登錄可見
T62798-25g 氟化鉀 [7789-23-3] 99.99% metals basis 25g 1016.00 促銷價:660.40
T62799-5g 氟化鉀 [7789-23-3] 99.99% metals basis 5g 491.00 343.70 登錄可見
T62799-5g 氟化鉀 [7789-23-3] 99.99% metals basis 5g 491.00 促銷價:343.70
T62790-1g 氟化鉀 [7789-23-3] 99.99% metals basis 1g 358.00 250.60 登錄可見
T62790-1g 氟化鉀 [7789-23-3] 99.99% metals basis 1g 358.00 促銷價:250.60
T62792-500g 氟化鉀 [7789-23-3] AR 500g 75.00 48.75 登錄可見
T62792-500g 氟化鉀 [7789-23-3] AR 500g 75.00 促銷價:48.75
T62791-100g 氟化鉀 [7789-23-3] AR 100g 43.00 27.95 登錄可見
T62791-100g 氟化鉀 [7789-23-3] AR 100g 43.00 促銷價:27.95
T62793-500g 氟化鉀 [7789-23-3] GR 500g 91.00 59.15 登錄可見
T62793-500g 氟化鉀 [7789-23-3] GR 500g 91.00 促銷價:59.15
T62797-100g 氟化鉀 [7789-23-3] PT 100g 85.00 85.00 登錄可見
T62797-100g 氟化鉀 [7789-23-3] PT 100g 85.00
T62795-10g 氟化鉀 [7789-23-3] SP 10g 80.00 80.00 登錄可見
T62795-10g 氟化鉀 [7789-23-3] SP 10g 80.00
T62791-500g 氟化鉀 [7789-23-3] 噴干氟化鉀, 99% 500g 566.00 396.20 登錄可見
T62791-500g 氟化鉀 [7789-23-3] 噴干氟化鉀, 99% 500g 566.00 促銷價:396.20
T62792-100g 氟化鉀 [7789-23-3] 噴干氟化鉀, 99% 100g 216.00 151.20 登錄可見
T62792-100g 氟化鉀 [7789-23-3] 噴干氟化鉀, 99% 100g 216.00 促銷價:151.20
T62798-500g 氟化鉀 [7789-23-3] 電子級,粉末 500g 68.00 68.00 登錄可見
T62798-500g 氟化鉀 [7789-23-3] 電子級,粉末 500g 68.00
  •  訂貨編號
  •  商品名稱
  •  規(guī)格
  •  包裝
  •  單價
  •  促銷價
  •  會員價
  •  數(shù)量

化學(xué)性質(zhì)

無色立方晶體。具潮解性。 易溶于水,能溶于氫氟酸和液氨,微溶于醇及丙酮。水溶液呈堿性。 熔點 858 °C(lit.) 沸點 1505 °C 密度 2.48 折射率 1.363 閃點 1505°C

質(zhì)量標(biāo)準(zhǔn)

  

產(chǎn)品規(guī)格                電子級       優(yōu)級純          分析純
                                                                 GCS                                     GR              AR
含量assay,%                 ≥99.5         ≥99.5          99.00
氯化物(Cl)Chloride,%       ≤0.005        ≤0.002         ≤0.002    
硫酸鹽(SO42-)Sulfate,%      ≤0.002        ≤0.01          ≤0.01
鐵(Fe)Iron,%            ≤0.0010       ≤0.0005         ≤0.0005
重金屬Heavy metals,%        ≤0.0010       ≤0.0010        ≤0.0010
Na/Cd/Ca/Si/Mg/Al/B/Pb/Cr
/Cu/Mn/Ni/Mo/Sn/Ti/W/Hg/As                ≤1PPM        ≤1PPM
Hg/As                  未檢出
游離酸(HF)%              ≤0.05        ≤0.05         ≤0.05      
游離堿(K2CO3)%           ≤0.05        ≤0.05         ≤0.05
氟硅酸鹽(K2SiF6)fluosilieate,%    ≤0.02         ≤0.02         ≤0.05


99.9% metals basis:


外觀Appearance                            白色粉末或塊狀
純度Purity                                        ≥99.9% Based on Trace Metals Impurities of ICP
ICP:                                                 Confirms Potassium Component Confirmed
F                                                       Typically 31.9 - 33.5 % (With Lead Acetate)
痕量金屬分析Trace Metal Analysis        ≤1000ppm by ICP Atomic emission


99.99% metals basis:


外觀Appearance                          白色粉末或塊狀
純度Purity                              ≥99.99% Based on Trace Metals Impurities of ICP
ICP:                                    Confirms Potassium Component Confirmed
F                                       Typically 31.9 - 33.5 % (With Lead Acetate)
痕量金屬分析Trace Metal Analysis        ≤200ppm by ICP Atomic emission

  

危險性質(zhì)

危險品標(biāo)志  T
危險類別碼  25-23/24/25
WGK Germany  3
RTECS號 TT0700000
F  3
Hazard Note  Harmful
HazardClass  6.1
PackingGroup  III
安全說明  45-26

  

用途及存儲

用途  用作絡(luò)合滴定隱蔽劑和食物防腐劑,也用于玻璃的雕刻
用途  用于玻璃雕刻、食物防腐、電鍍等,也用作焊接助熔劑、殺蟲劑、氟化劑、吸收劑

  密封干燥保存。