• L-精氨酸盐酸盐 [1119-34-2]

  • 英文名:2-Amino-5-guanidinovaleric acid monohydrochloride
  • 别名:L-胍基戊氨酸盐酸盐 L-精氨酸单盐酸盐 L-盐酸蛋白氨基酸
  • CAS号:1119-34-2 分子式:C6H15CLN4O2 分子量:210.66
P159751-500g L-精氨酸盐酸盐 [1119-34-2] AR 500g 266.00 促销价:167.58
P159750-100g L-精氨酸盐酸盐 [1119-34-2] AR 100g 80.00 促销价:50.40
P159759-25g L-精氨酸盐酸盐 [1119-34-2] AR 25g 41.00 促销价:25.83
P159753-500g L-精氨酸盐酸盐 [1119-34-2] EP, JP, USP 级,≥98.5%,用于细胞培养 500g 1086.00
P159752-100g L-精氨酸盐酸盐 [1119-34-2] EP, JP, USP 级,≥98.5%,用于细胞培养 100g 225.00
订货编号 商品名称 规格 包装 单价 促销价 会员价 数量
P159751-500g L-精氨酸盐酸盐 [1119-34-2] AR 500g 266.00 167.58 登录可见
P159751-500g L-精氨酸盐酸盐 [1119-34-2] AR 500g 266.00 促销价:167.58
P159750-100g L-精氨酸盐酸盐 [1119-34-2] AR 100g 80.00 50.40 登录可见
P159750-100g L-精氨酸盐酸盐 [1119-34-2] AR 100g 80.00 促销价:50.40
P159759-25g L-精氨酸盐酸盐 [1119-34-2] AR 25g 41.00 25.83 登录可见
P159759-25g L-精氨酸盐酸盐 [1119-34-2] AR 25g 41.00 促销价:25.83
P159753-500g L-精氨酸盐酸盐 [1119-34-2] EP, JP, USP 级,≥98.5%,用于细胞培养 500g 1086.00 1086.00 登录可见
P159753-500g L-精氨酸盐酸盐 [1119-34-2] EP, JP, USP 级,≥98.5%,用于细胞培养 500g 1086.00
P159752-100g L-精氨酸盐酸盐 [1119-34-2] EP, JP, USP 级,≥98.5%,用于细胞培养 100g 225.00 225.00 登录可见
P159752-100g L-精氨酸盐酸盐 [1119-34-2] EP, JP, USP 级,≥98.5%,用于细胞培养 100g 225.00
  •  订货编号
  •  商品名称
  •  规格
  •  包装
  •  单价
  •  促销价
  •  会员价
  •  数量

化学性质

白色或近白色几乎无臭结晶性粉末。干燥状态下稳定。3%水溶液的pH值约5.7。易溶于水(90%,25℃)。微溶于热乙醇,不溶于乙醚。 熔点 226-230 °C(lit.) 比旋光度 22 º (c=8,6N HCl) 密度 1.42 溶解度 H2O: 100 mg/mL

质量标准

   

外观Appearance                          白色结晶粉末或结晶
红外光谱鉴别Infrared spectrometry       和对照品匹配
纯度Purity                              >98.0%
干燥损失Loss on drying                  <0.2 % (105°C, 3 小时)
重金属Heavy metals (as Pb)              <10 ppm
硫酸盐灰分Sulfated ash                  <0.1 %
pH                                      4.7 - 6.2 (2.5% 溶液, 25°C)
其它氨基酸Other amino acids             <0.5 % (TLC)
比旋度Specific rotation [a]20/D         +21.4° - +23.6°(c=8, 6 N HCl)
痕量分析Trace analysis :
  SO4                                   < 300 ppm
  NH4                                   < 200 ppm
  Fe                                    < 10 ppm
透光度Transmittance                     >95 % (c=10, H2O, 430 nm) 1 cm cell
 
 
 
品级Grade                               药典级,非合成,用于细胞培养  
                                 (EP, JP, USP,not synthetic for cell culture)
来源origin                             non-animal source
appearance                             white crystalline powder
identification by ir                   conforms to structure
solubility                             clear colorless solution at 1.0g to 10ml of water
Specific rotation [a]20/D              +22.1 to +22.9 °
                                       * c = 8 in 6m hydrochloric acid
chloride                               16.58 to 17.00%
ammonium                               ≤ 0.02%
sulfate                                ≤0.020%
iron                                   ≤ 10 ppm
heavy metals                           ≤ 10 ppm
arsenic                                ≤ 1 ppm
loss on drying                         ≤ 0.20%
residue on ignition                    ≤ 0.10%
residual solvents                       meets the requirements
ninhydrin-positive substances (other amino acids) conforms
ph test                                4.7 to 6.2 (1.0g in 10ml water)
assay (dry basis)                      98.5 to 101.0%
endotoxin assay                        ≤ 1 eu/mg
cell culture test                      pass
note meets usp, ep and jp testing specifica tions
 
 
 
品级Grade                               超纯级  
                                     (Ultra pure >99% (HPLC))
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       Conforms to Structure
纯度Purity                              ≥99% (HPLC)  
磷酸Phosphorus (P)                      <0.0005%  
不溶物Insoluble matter                  <0.1%  
灼烧残渣residue on ignition             <0.1%
pH                                      5.0-7.0 (20 °C, 1 M in H2O)
水溶性solubility H2O:                   soluble1 M at 20 °C, clear, colorless
硫酸根sulfate (SO42-):                  <0.05%
  Al:                                   <0.0005%
  Ca:                                   <0.0005%
  Cu:                                   <0.0005%
  Fe:                                   <0.0005%
  K:                                    <0.005%
  Mg:                                   <0.0005%
  NH4+:                                 <0.05%
  Na:                                   <0.005%
  Pb:                                   <0.001%
  Zn:                                   <0.0005%
UV absorption
A260 (1 m in water)                     <0.2
A280 (1 m in water)                     <0.1

   

危险性质

类别 有毒物品
毒性分级 中毒
危险品标志  Xi,Xn
危险类别码  37-36/38-36/37/38-20/21/22
安全说明  37/39-26-24/25-36
WGK Germany  2
RTECS号 CF1995500
F  3-10
急性毒性 腹腔-大鼠 LD50: 3793毫克/公斤; 口服-大鼠 LD50: 12000 毫克/公斤
可燃性危险特性 可燃; 燃烧产生有毒氮氧化物和氯化氢烟雾
储运特性 库房通风低温干燥
灭火剂 干粉,泡沫,沙土,二氧化碳, 雾状水

   

用途及存储

用作医药原料及食品添加剂
 

    密封干燥保存。