产品展厅
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中性红
- 英文名称:Neutral red
- 品牌:化夏试剂
- 产地:中国.成都
- 型号:试剂级
- 纯度:99%
- cas:553-24-2
- 发布日期: 2014-03-27
- 更新日期: 2025-04-07
产品详请
47972 中性红 for cell culture,≥90%(HPLC) 25g 1425
47973 中性红 for cell culture,≥90%(HPLC) 5g 335
47974 中性红 生物染色级,for the Biological Stain 25g 60
47975 中性红 ACS 25g 60
47976 中性红 indicator (pH 6.8-8.0) 25g 50
47977 中性红 BS 25g 45
深绿色结晶性粉末。溶于水溶液呈红色;溶于醇,溶液呈黄色并微带荧光。溶解度为水4.0%,无水乙醇1.8%,乙二醇乙醚3.75%,乙二醇3.0%。几乎不溶于二甲苯,其水溶液或乙醇溶液呈红色。*吸收波长(50%乙醇)553nm。半数致死量(大鼠,静脉)112mg/kg。 熔点: 290 °C
Q/(HG)SJ 718-1996 项目ltem 指示剂级 (indicator (pH 6.8-8.0)) pH range 6.8 - 8.0, red to yellow 灵敏度试验Sensitivity 合格 醇溶解试验Solubility in alcohol 合格 灼烧残渣(以硫酸盐计)Ignition residue,% ≤ 2.0 品级Grade 细胞培养级 (for cell culture,≥90%(HPLC)) 外观Appearance dark brown to black with red or green cast powder 红外光谱Infrared spectrometry Conforms to Structure dye content(HPLC) ≥90.0% 水溶性solubility dark red solution at 10mg plus 1ml of water 碳carbon 56.1-62.4% 氮nitrogen 17.5-19.4% 细胞培养测试cell culture test pass ACS级 项目名称 Item ACS Grade 澄清度试验 Claroty of solution Passes test pH变色域 Visnal transition interva 6.8(red)-8.0(yellow) 品级Grade 生物染色级 (grade for the Biological Stain ) 外观appearance dark green to black powder 红外光谱infrared spectrum conforms to structure. 紫外可见光谱uv-visible spectrum C = 0.005 G/L IN ACIDIFIED 50% ETHANOL E(541 +/- 3 NM) = 23,000 (MINIMUM) E(274 +/- 3 NM) = 26,000 (MINIMUM) 生物染色试验biological stain passes staining tests 染料含量dye content ≥50.0% 水溶性solubility 1 mg/ml H2O; red to dark red or dark purple solution
酸碱指示剂,生物染色剂。pH 6.8(红)-8.0(黄)。水、亚硝酸盐和尿的碱度指示剂。组织化学中用于脂肪的水解指示剂。神经细胞的尼尔(Nissl)小粒染色。与健那绿共用于血液体外活体染色。碘离子的光度测定。中性红试纸的制备。
47973 中性红 for cell culture,≥90%(HPLC) 5g 335
47974 中性红 生物染色级,for the Biological Stain 25g 60
47975 中性红 ACS 25g 60
47976 中性红 indicator (pH 6.8-8.0) 25g 50
47977 中性红 BS 25g 45
深绿色结晶性粉末。溶于水溶液呈红色;溶于醇,溶液呈黄色并微带荧光。溶解度为水4.0%,无水乙醇1.8%,乙二醇乙醚3.75%,乙二醇3.0%。几乎不溶于二甲苯,其水溶液或乙醇溶液呈红色。*吸收波长(50%乙醇)553nm。半数致死量(大鼠,静脉)112mg/kg。 熔点: 290 °C
Q/(HG)SJ 718-1996 项目ltem 指示剂级 (indicator (pH 6.8-8.0)) pH range 6.8 - 8.0, red to yellow 灵敏度试验Sensitivity 合格 醇溶解试验Solubility in alcohol 合格 灼烧残渣(以硫酸盐计)Ignition residue,% ≤ 2.0 品级Grade 细胞培养级 (for cell culture,≥90%(HPLC)) 外观Appearance dark brown to black with red or green cast powder 红外光谱Infrared spectrometry Conforms to Structure dye content(HPLC) ≥90.0% 水溶性solubility dark red solution at 10mg plus 1ml of water 碳carbon 56.1-62.4% 氮nitrogen 17.5-19.4% 细胞培养测试cell culture test pass ACS级 项目名称 Item ACS Grade 澄清度试验 Claroty of solution Passes test pH变色域 Visnal transition interva 6.8(red)-8.0(yellow) 品级Grade 生物染色级 (grade for the Biological Stain ) 外观appearance dark green to black powder 红外光谱infrared spectrum conforms to structure. 紫外可见光谱uv-visible spectrum C = 0.005 G/L IN ACIDIFIED 50% ETHANOL E(541 +/- 3 NM) = 23,000 (MINIMUM) E(274 +/- 3 NM) = 26,000 (MINIMUM) 生物染色试验biological stain passes staining tests 染料含量dye content ≥50.0% 水溶性solubility 1 mg/ml H2O; red to dark red or dark purple solution
酸碱指示剂,生物染色剂。pH 6.8(红)-8.0(黄)。水、亚硝酸盐和尿的碱度指示剂。组织化学中用于脂肪的水解指示剂。神经细胞的尼尔(Nissl)小粒染色。与健那绿共用于血液体外活体染色。碘离子的光度测定。中性红试纸的制备。



