• 十二水合硫酸铁铵 [7783-83-7]

  • 英文名:Ammonium ferric sulfate dodecahydrate
  • 别名:硫酸铁铵,十二水 铁铵矾
  • CAS号:7783-83-7 分子式:FEH28NO20S2 分子量:482.19
P1728-500g 十二水合硫酸铁铵 [7783-83-7] 99.9% 500g 633.00 促销价:443.10
P1723-100g 十二水合硫酸铁铵 [7783-83-7] 99.9% 100g 250.00 促销价:175.00
P1724-25g 十二水合硫酸铁铵 [7783-83-7] 99.9% 25g 125.00 促销价:87.50
P1729-500g 十二水合硫酸铁铵 [7783-83-7] 99.95% 500g 666.00 促销价:466.20
P1720-100g 十二水合硫酸铁铵 [7783-83-7] 99.95% 100g 270.00 促销价:189.00
P1725-500g 十二水合硫酸铁铵 [7783-83-7] ACS 500g 76.00 促销价:53.20
P1728-500g 十二水合硫酸铁铵 [7783-83-7] AR 500g 53.00 促销价:37.10
P1724-500g 十二水合硫酸铁铵 [7783-83-7] GR 500g 60.00 促销价:42.00
P1726-100g 十二水合硫酸铁铵 [7783-83-7] PT 100g 270.00 促销价:202.50
订货编号 商品名称 规格 包装 单价 促销价 会员价 数量
P1728-500g 十二水合硫酸铁铵 [7783-83-7] 99.9% 500g 633.00 443.10 登录可见
P1728-500g 十二水合硫酸铁铵 [7783-83-7] 99.9% 500g 633.00 促销价:443.10
P1723-100g 十二水合硫酸铁铵 [7783-83-7] 99.9% 100g 250.00 175.00 登录可见
P1723-100g 十二水合硫酸铁铵 [7783-83-7] 99.9% 100g 250.00 促销价:175.00
P1724-25g 十二水合硫酸铁铵 [7783-83-7] 99.9% 25g 125.00 87.50 登录可见
P1724-25g 十二水合硫酸铁铵 [7783-83-7] 99.9% 25g 125.00 促销价:87.50
P1729-500g 十二水合硫酸铁铵 [7783-83-7] 99.95% 500g 666.00 466.20 登录可见
P1729-500g 十二水合硫酸铁铵 [7783-83-7] 99.95% 500g 666.00 促销价:466.20
P1720-100g 十二水合硫酸铁铵 [7783-83-7] 99.95% 100g 270.00 189.00 登录可见
P1720-100g 十二水合硫酸铁铵 [7783-83-7] 99.95% 100g 270.00 促销价:189.00
P1725-500g 十二水合硫酸铁铵 [7783-83-7] ACS 500g 76.00 53.20 登录可见
P1725-500g 十二水合硫酸铁铵 [7783-83-7] ACS 500g 76.00 促销价:53.20
P1728-500g 十二水合硫酸铁铵 [7783-83-7] AR 500g 53.00 37.10 登录可见
P1728-500g 十二水合硫酸铁铵 [7783-83-7] AR 500g 53.00 促销价:37.10
P1724-500g 十二水合硫酸铁铵 [7783-83-7] GR 500g 60.00 42.00 登录可见
P1724-500g 十二水合硫酸铁铵 [7783-83-7] GR 500g 60.00 促销价:42.00
P1726-100g 十二水合硫酸铁铵 [7783-83-7] PT 100g 270.00 202.50 登录可见
P1726-100g 十二水合硫酸铁铵 [7783-83-7] PT 100g 270.00 促销价:202.50
  •  订货编号
  •  商品名称
  •  规格
  •  包装
  •  单价
  •  促销价
  •  会员价
  •  数量

化学性质

无色至淡紫色透明八面形结晶,无气味,有收敛酸味。密度:1.71,熔点: 37℃,折光率:1.4854有风化性。易溶于水,几乎不溶于醇。0.1mol/L水溶液pH为2.5。230℃失去12分子结晶水。有刺激性。

质量标准

  

GB/T 1279-89
项目Item                                             分析纯      化学纯
                                                      (AR)        (CP)
含量[NH4Fe(SO4)2·12H2O)Assay,%                     ≥99.0       98.0
水不溶物Insoluble matter in water,%                  ≤0.005      0.015
氯化物(Cl)Chloride,%                                 ≤0.0005     0.005
硝酸盐(NO3)Nitrate,%                                 ≤0.01       0.02
钠(Na)Sodium,%                                       ≤0.01       0.05
镁(Mg)Magnesium,%                                    ≤0.01       0.05
钾(K)Potassium,%                                     ≤0.01       0.05
锰(Mn)Manganese,%                                    ≤0.005       --
亚铁(Fe)Ferrous,%                                    ≤0.001      0.005
铜(Cu)Copper,%                                       ≤0.002      0.01
锌(Zn)Zinc,%                                         ≤0.003      0.01
铅(Pb)Lead,%                                         ≤0.001       --
 
 
ACS级
项目名称Item                                        ACS Grade
含量[Fe(SO4)2NH4·12H2O]Assay                        98.5-102.0%
水不溶物Insoluble matter in water                    ≤0.01%
氯化物(Cl)Chloride                                   ≤0.001%
硝酸盐(NO3)Nitrate                                   ≤0.01%
钙(Ca)Calcium                                        ≤0.01%
铜(Cu)Copper                                         ≤0.003%
镁(Mg)Magnesium                                      ≤0.005%
钾(K)Potassium                                       ≤0.005%
钠(Na)Sodium                                         ≤0.02%
锌(Zn)Zinc                                           ≤0.003%
亚铁盐(Fe2+)Ferrous                                  Passes test
 
 
 
99.99% metals basis:
 
 
外观Appearance                          Pale Violet Crystals
X-射线衍射分析X-Ray Diffraction         Conforms to Structure
纯度Purity                              ≥99.99% Based on Trace Metals Impurities
ICP Major Analysis                      Confirms iron component
总痕量金属杂质total metallic impurities   ≤200ppm by ICP Atomic emission

  

危险性质

危险品标志  Xi
WGK Germany  3
RTECS号 WS5900000
F  3 
危险类别码  36/38-36/37/38
安全说明  26-36/37-24/25-36

  

用途及存储

测定卤素的指示剂,银量法指示剂,媒染剂,氮肥生产中测定纯碱含铁量,分析金属盐溶液的氰化物,配高铁的标准。

  密封干燥保存。