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中国酶联免疫试剂盒销售平台


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产品型号

品       牌

厂商性质代理商

所  在  地上海市

联系方式:马经理查看联系方式

更新时间:2016-06-11 11:40:47浏览次数:707次

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经营模式:代理商

商铺产品:9883条

所在地区:上海上海市

联系人:马经理 (销售)

产品简介

*

详细介绍

* 基本信息:

Cas号 分子式 分子量 别名
56-40-6 NH2CH2COOH 75.07 氨基乙酸,氨基醋酸

* 说明介绍:

性状 味甜。溶于水,微溶于吡啶,不溶。25℃,100ml水中溶解度为25.0g,50℃为39.1g,75℃为54.4g,100℃为67.2g。热至233℃开始分解,290℃全部结块。zui小致死量(猫,静脉)3000mg/kg。  
 质量标准  
  项目Item                                   分析纯  
                                  (AR)
外观Appearance                            White to Off-White Powder
红外光谱Infrared spectrum                 Conforms to Structure
水溶性Solubility in H2O                   Clear,Colorless to Very Faint Yellow,200 MG/ML
干燥损失Loss on Drying (USP)              ≤0.2 %
纯度Purity(Neutralization titration)       99.5-100.5% 
pH(50g/L溶液,25℃)                       5.8-6.4  
澄清度试验Clarity                          合格      
水不溶物Insoluble matter in water,%     ≤ 0.01      
灼烧残渣(以硫酸盐计)Ignition residue,% ≤ 0.01     
氯化物(Cl)Chloride,%                     ≤ 0.001     
硫酸盐(SO4)Sulfate,%                     ≤ 0.001      
铵(NH4)Ammonium,%                        ≤ 0.002      
铁(Fe)Iron,% 
品级Grade                                  ACS, ≥98.5% 
                                            (ACS, ≥98.5% )
外观Appearance                              White Granules, Crystals or Powder
红外光谱Infrared spectrum                   Conforms to Structure
纯度Purity (Titration by HCL04)             ≥98.5 %
灼烧残渣Residue on ignition (Ash)           ≤0.1 %
水解物质测试Hydrolyzable Substances Test    Pass
氯化物Chloride Content                      ≤0.005 %
硫酸变黑物质Substances Darkened (by H2SO4)  Pass
重金属Heavy Metal (as Lead)                 ≤0.002 %
铵盐Ammonia (NH4)                           ≤0.005 %
硫酸盐Sulfate
品级Grade                               分子生物学级  
                                 (for molecular biology, ≥99.0% (NT))
含量assay                              ≥99.0% (NT)
DNA酶DNases,                           none detected
RND酶RNases,                           none detected
不溶物insoluble matter,                passes filter test
磷酸酶phosphatases,                    none detected
蛋白酶proteases,                       none detected
灼烧残渣ign. residue                   ≤0.05% (as SO4)
干燥损失loss on drying                 ≤0.05% , 20 °C (HV)
pKa (25 °C)                           2.35
盐酸溶解性solubility 1 M HCl:          soluble1 M at 20 °C, clear, colorless
氯chloride (Cl-):                      ≤50 ppm
硫酸根sulfate (SO42-):                 ≤50 ppm
Al:                                  ≤5 ppm
  As:                                  ≤0.1 ppm
  Ba:                                  ≤5 ppm 
  Bi:                                  ≤5 ppm  
  Ca:                                  ≤10 ppm
  Cd:                                  ≤5 ppm
  Co:                                  ≤5 ppm
  Cr:                                  ≤5 ppm
  Cu:                                  ≤5 ppm
  Fe:                                  ≤5 ppm
  K:                                   ≤50 ppm
  Li:                                  ≤5 ppm
  Mg:                                  ≤5 ppm
  Mn:                                  ≤5 ppm
  Mo:                                  ≤5 ppm
  NH4+:                                ≤200 ppm
  Na:                                  ≤50 ppm
  Ni:                                  ≤5 ppm
  Pb:                                  ≤5 ppm
  Sr:                                  ≤5 ppm
  Zn:                                  ≤5 ppm
λ 1 M in 1 M HCl
UV absorption
  λ: 260 nm A:                         ≤0.01
  λ: 280 nm A:                         ≤0.01

品级Grade                               电泳级  
                                   (for electrophoresis, ≥99%)
外观Appearance                          白色至类白色粉末
纯度Purity                              ≥99.0% (GC) 
水溶解试验solubility in water           2 GM /10 ML WATER, clear
不溶物Insoluble matter                  ≤0.01%
pKa (25 °C)                            2.35
氯chloride (Cl-):                       ≤70 ppm
重金属heavy metals (as Pb):             ≤20 ppm
UV absorption  A280                     ≤ 0.15(1 M)
For use in electrode buffers for page   complies
In transfer buffers for western blots   complies
贮存 密封保存
用途 络合滴定指示剂,色层分析用试剂;缓冲剂;比色法测定氨基酸时作标准用。检验铜、金和银。制备组织培养基。在有机合成和生物化学中用作生化试剂和溶剂。
脊髓抑制性神经递质,NMDA受体的变构调节
分子生物学级用做缓冲液组分,在耦联磷酸激酶反应中用于末端标记限制性酶切片段;Tris -缓冲液组分,用于SDS -聚丙烯酰胺凝胶电泳中的体外翻译产物应用中。

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