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sigma-硫酸铵 /Ammonium sulfate (现货)

更新时间:2011-07-08      浏览次数:1844

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硫酸铵
氮肥 施用方法 注意事项 水中溶解度(g/100ml) 鉴别试验 含量分析 毒性 使用* 食品添加剂zui大允许使用量zui大允许残留量标准 MSDS 用途与合成方法 硫酸铵价格(试剂级) 上下游产品信息 新闻专题
中文名称: 硫酸铵
中文同义词: 硫铵;硫酸铵;肥田粉;B-淀粉酶;硫氨;硫酸胺;硫酸銨;硫铵, 硫酸铵
英文名称: Ammonium sulfate
英文同义词: (NH4)2 SO4;actamaster;ammoniumsulfate(2:1);ammoniumsulfate(solution);caswellno.048;diammoniumsulphate;dolamin;epapesticidechemicalcode005601
CAS号: 7783-20-2
分子式: H8N2O4S
分子量: 132.14

Description

Application May be used for the precipitation or fractionation of proteins or for purification of antibodies. Useful for crystallographic analysis of nucleic acids and proteins.
Packaging 50, 250 g in poly btl

Properties

assay 99.999% trace metals basis
form crystals and lumps
mp >280 °C (dec.)(lit.)
solubility acetone: insoluble
  ethanol: insoluble
density 1.77 g/mL at 25 °C(lit.)

Safety

Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
WGK Germany 1
RTECS BS4500000

References

reference Englard, S. and Seifter, S., Precipitation techniques. Meth. Enzymol. 182, 285-300, (1990)
  Kent, U.M., Purification of antibodies using ammonium sulfate fractionation or gel filtration. Methods Mol. Biol., (1999) 115, 11-18
  Dock, A.C., et al., Crystallization of transfer ribonucleic acids. Biochimie 66, 179-201, (1984)
  Yaremchuk, A., et al., Improved crystals of Thermus thermophilus prolyl-tRNA synthetase complexed with cognate tRNA obtained by crystallization from precipitate. Acta Crystallogr. D Biol. Crystallogr. 56, 197-199, (2000)
Merck Merck 14,555
  FT-IR 2 (3), 4751:A / FT-IR 1 (2), 1261:B / IR-Spectra (3), 1521:E / IR-Spectra (3), 762:C / RegBook 1 (3), 3439:D / Sax 6, 268