2018/10/23 16:06:15打印记事本记算器
L-盐酸组氨酸一水物

L-盐酸组氨酸一水物 [5934-29-2]

  • L-Histidine hydrochloride monohydrate
  • CAS:5934-29-2      
  • 分子式:C6H12CLN3O3
  • 分子量:209.63
  • MDL:
  • EINECS:211-438-9
  • 别名:L-组氨酸盐酸盐,一水 L-组氨酸盐酸盐水合物 组氨酸 HCL
产品货号商品名称规格包装售价(RMB)库存量数量操作备注
H1152430L-盐酸组氨酸一水物 [5934-29-2]98.5%25g32.00>10 E133 SA182
H1152433L-盐酸组氨酸一水物 [5934-29-2]98.5%100g95.00>10 E133 SA182
H1152436L-盐酸组氨酸一水物 [5934-29-2]98.5%500g530.00>10 E133
H1152447L-盐酸组氨酸一水物 [5934-29-2]对照品200mg 150.00>10 E133
H1168860L-盐酸组氨酸一水物 [5934-29-2]BR5g86.00>10
化学性质质量标准危险性质用途及储存
化学性质
白色晶体或结晶性粉末。无臭。稍有酸、苦味。约于250%:(干燥后)熔化并分解。性质稳定。水溶液呈酸性(pH值3.5~4.5),在水中的溶解度远比L-组氨酸大。不溶于乙醇和乙醚。 熔点 254 °C (dec.)(lit.) 比旋光度 9.9 o (c=11, 6 N HCl) 溶解度 H2O: 100 mg/mL 水溶解性 169.9 g/L (20 oC)
质量标准
  

99%:
 
外观Appearance                          白色结晶或结晶粉末
红外光谱鉴别Infrared spectrometry       和对照品匹配
纯度Purity                              ≥99.0% (TLC)
水溶解试验Solubility in Water           溶液透明
比旋光度Specific rotation [a]20/D       +9.0 ~ +10.3 °(c=11, 6 N HCl)
重金属Heavy metals (as Pb)              <10 ppm
硫酸盐灰分Sulfated ash                  <0.1 %
其它氨基酸Other amino acids             <0.5 % (TLC)
干燥损失Loss on drying                  ≤2.0 %
SO4                                     < 200 ppm
NH4                                     < 100 ppm
Fe                                      < 10 ppm
pH                                      3 - 5 (2.5% 溶液,25°C)
 
 
 
品级Grade             非动物源,EP, JP, USP ;用于细胞培养,98.5 to 101.0%  
        (from non-animal source, EP, JP, USP, for cell culture, 98.5 to 101.0%)
来源origin                            non-animal source
外观appearance                        white crystalline powder
红外鉴别试验identification by ir      compares to reference standard
氯chloride                             16.66 - 17.08 %
铵ammonium                             ≤ 0.02%
硫酸盐sulfate                          ≤ 0.020%
铁iron                                 ≤ 10 ppm
重金属heavy metals                     ≤ 10 ppm
砷arsenic                              ≤ 1 ppm  
灼烧残渣residue on ignition            ≤ 0.10%
残留溶剂residual solvents              meets the requirements
茚三酮阳性物质ninhydrin-positive substances (other amino acids)
                                       conforms  
含量assay (dry basis)                  98.5 to 101.0%
内毒素endotoxin assay                  ≤ 1 eu/mg
细胞培养测试cell culture test          pass
 
 
品级Grade                               超纯级, ≥99.5% (AT)  
                                     (Ultra pure,≥99.5% (AT))
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       和对照品匹配
纯度Purity((AT)                         ≥99.5%  
比旋光度Specific rotation [α]20/D       +9.5±0.5°, c = 5% in 5 M HCl
pH                                      3.0-4.0 (25 °C, 0.5 M in H2O)  
灼烧残渣Residue on ignition(as SO4)     ≤0.05%  
干燥损失loss on drying, 20 °C (HV)     ≤0.05%  
水溶性solubility H2O:                   soluble0.5 M at 20 °C, clear, colorless  
硫酸根sulfate (SO42-):                  ≤100 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+:                                 ≤500 ppm
  Na:                                   ≤50 ppm
  Ni:                                   ≤5 ppm                                
  Pb:                                   ≤5 ppm
  Sr:                                   ≤5 ppm
  Zn:                                   ≤5 ppm
λ 0.5 M in H2O
UV absorption λ: 260 nm A:              ≤0.05
  λ: 280 nm A:                          ≤0.05

  
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