• 鎢酸銨 [11140-77-5]

  • 英文名:Ammonium tungstate
  • 別名:氧化鎢銨
  • CAS號(hào):11140-77-5 分子式:H8N2O4W 分子量:283.91452
P133314-500g 鎢酸銨 [11140-77-5] 99.95% metals basis 500g 683.00 促銷價(jià):443.95
P133315-250g 鎢酸銨 [11140-77-5] 99.95% metals basis 250g 400.00 促銷價(jià):260.00
P133313-100g 鎢酸銨 [11140-77-5] 99.95% metals basis 100g 258.00 促銷價(jià):167.70
P133316-50g 鎢酸銨 [11140-77-5] 99.95% metals basis 50g 141.00 促銷價(jià):91.65
P133314-25g 鎢酸銨 [11140-77-5] 99.95% metals basis 25g 83.00 促銷價(jià):53.95
P133317-10g 鎢酸銨 [11140-77-5] 99.95% metals basis 10g 53.00 促銷價(jià):34.45
P133316-5g 鎢酸銨 [11140-77-5] 99.95% metals basis 5g 31.00 促銷價(jià):20.15
P133317-1g 鎢酸銨 [11140-77-5] 99.95% metals basis 1g 23.00 促銷價(jià):14.95
訂貨編號(hào) 商品名稱 規(guī)格 包裝 單價(jià) 促銷價(jià) 會(huì)員價(jià) 數(shù)量
P133314-500g 鎢酸銨 [11140-77-5] 99.95% metals basis 500g 683.00 443.95 登錄可見(jiàn)
P133314-500g 鎢酸銨 [11140-77-5] 99.95% metals basis 500g 683.00 促銷價(jià):443.95
P133315-250g 鎢酸銨 [11140-77-5] 99.95% metals basis 250g 400.00 260.00 登錄可見(jiàn)
P133315-250g 鎢酸銨 [11140-77-5] 99.95% metals basis 250g 400.00 促銷價(jià):260.00
P133313-100g 鎢酸銨 [11140-77-5] 99.95% metals basis 100g 258.00 167.70 登錄可見(jiàn)
P133313-100g 鎢酸銨 [11140-77-5] 99.95% metals basis 100g 258.00 促銷價(jià):167.70
P133316-50g 鎢酸銨 [11140-77-5] 99.95% metals basis 50g 141.00 91.65 登錄可見(jiàn)
P133316-50g 鎢酸銨 [11140-77-5] 99.95% metals basis 50g 141.00 促銷價(jià):91.65
P133314-25g 鎢酸銨 [11140-77-5] 99.95% metals basis 25g 83.00 53.95 登錄可見(jiàn)
P133314-25g 鎢酸銨 [11140-77-5] 99.95% metals basis 25g 83.00 促銷價(jià):53.95
P133317-10g 鎢酸銨 [11140-77-5] 99.95% metals basis 10g 53.00 34.45 登錄可見(jiàn)
P133317-10g 鎢酸銨 [11140-77-5] 99.95% metals basis 10g 53.00 促銷價(jià):34.45
P133316-5g 鎢酸銨 [11140-77-5] 99.95% metals basis 5g 31.00 20.15 登錄可見(jiàn)
P133316-5g 鎢酸銨 [11140-77-5] 99.95% metals basis 5g 31.00 促銷價(jià):20.15
P133317-1g 鎢酸銨 [11140-77-5] 99.95% metals basis 1g 23.00 14.95 登錄可見(jiàn)
P133317-1g 鎢酸銨 [11140-77-5] 99.95% metals basis 1g 23.00 促銷價(jià):14.95
  •  訂貨編號(hào)
  •  商品名稱
  •  規(guī)格
  •  包裝
  •  單價(jià)
  •  促銷價(jià)
  •  會(huì)員價(jià)
  •  數(shù)量

化學(xué)性質(zhì)

白色至淡 黃色粉末,溶于熱水

質(zhì)量標(biāo)準(zhǔn)

  

品級(jí)Grade                     分析純  
                               (AR)
澄清度試驗(yàn)                     合格  
氯化物(Cl),%                 ≤0.005  
硫酸鹽(SO4),%                ≤0.005  
含量(以WO3計(jì)),%              85.0~90.0
含量(以(NH4)10H2(W2O7)6計(jì)),% ≥98.5  
堿金屬(以硫酸鹽計(jì)),%         ≤0.1  
水不溶物,%                   ≤0.01  
重金屬(以Pb計(jì)),%             ≤0.0005  
鐵(Fe),%                     ≤0.0005  
砷(As),%                     ≤0.0005  
 
 
99.99% metals basis:
 
 
外觀Appearance                          White to Pale Yellow or Pale Pink
Powder
X-射線衍射分析X-Ray Diffraction         Conforms to Structure
純度Purity                              ≥99.99% Based on Trace Metals Impurities of ICP
% W(Gravimetric Analysis With Cinchonine)64 - 68 %
水溶性Solubility                         Clear to Very Slightly Hazy ,c = 5%; Water  
ICP Major Analysis Confirmed
痕量金屬分析Trace Metal Analysis         ≤200.0 ppm
(As、Cd、Cr、Cu、Fe、In、K、Mg、Mo、Na、Nb、Ni、Re、Sb、Se、Si、Ta、Th,Exludes Molybdenum Content)  

  

危險(xiǎn)性質(zhì)

危險(xiǎn)品標(biāo)志  Xi
WGK Germany  3
危險(xiǎn)類別碼  36/37/38
安全說(shuō)明  26-36

  

用途及存儲(chǔ)

  密封干燥保存。