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硫酸銨 氮肥 施用方法 注意事項(xiàng) 水中溶解度(g/100ml) 鑒別試驗(yàn) 含量分析 毒性 使用* 食品添加劑zui大允許使用量zui大允許殘留量標(biāo)準(zhǔn) MSDS 用途與合成方法 硫酸銨價(jià)格(試劑級(jí)) 上下游產(chǎn)品信息 新聞專(zhuān)題
中文名稱(chēng): 硫酸銨 中文同義詞: 硫銨;硫酸銨;肥田粉;B-淀粉酶;硫氨;硫酸胺;硫酸銨;硫銨, 硫酸銨 英文名稱(chēng): Ammonium sulfate 英文同義詞: (NH4)2 SO4;actamaster;ammoniumsulfate(2:1);ammoniumsulfate(solution);caswellno.048;diammoniumsulphate;dolamin;epapesticidechemicalcode005601 CAS號(hào): 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
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