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L-盐酸组氨酸一水物
Cas号:5934-29-2
分子式:C6H12CLN3O3 分子量:209.63
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
订货信息
产品编号 名称 规格 包装 售价(RMB) 促销价(RMB) 库存量 数量 在线订购
L-盐酸组氨酸一水物 BR 25g 68 立即订购
L-盐酸组氨酸一水物 BR 100g 195 立即订购
L-盐酸组氨酸一水物 BR 500g 789 立即订购
L-盐酸组氨酸一水物 Ultra pure,≥99.5% (AT) 25g 289 立即订购
L-盐酸组氨酸一水物 Ultra pure,≥99.5% (AT) 100g 738 立即订购
L-盐酸组氨酸一水物 Ultra pure,≥99.5% (AT) 500g 2669 立即订购
L-盐酸组氨酸一水物 非动物源,EP, JP, USP ;用于细胞培养,98.5 to 101.0% 25g 275 立即订购
L-盐酸组氨酸一水物 非动物源,EP, JP, USP ;用于细胞培养,98.5 to 101.0% 100g 690 立即订购
L-盐酸组氨酸一水物 非动物源,EP, JP, USP ;用于细胞培养,98.5 to 101.0% 500g 2579 立即订购
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 ppmNH4                                     < 100 ppmFe                                      < 10 ppmpH                                      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 HClpH                                      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 ppmλ 0.5 M in H2OUV absorption λ: 260 nm A:              ≤0.05  λ: 280 nm A:                          ≤0.05
危险性质
WGK Germany  3 
RTECS号 MS3119000 
F  10 
危险品标志  Xn 
危险类别码  22-36/37/38 
安全说明  22-24/25-36/37-26 
用途
用途  营养增补剂。人体内合成速度较慢,为准必需氨基酸。可用于强化婴幼儿食品,外科手术后病人食品。用化学膨松剂制造面包时,添加组氨酸、亮氨酸、精氨酸可改善香味。 
用途  生化试剂,医药原料。
存储方式
密封干燥保存。
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