当前位置:首页  >  产品展示  >  sigma试剂  >  生化试剂  >  L-胱氨酸

L-胱氨酸
参考价:

型号:

更新时间:2016-06-14  |  阅读:1145

详情介绍

L-胱氨酸
L-Cystine
Cas 号: 【56-89-3】 M D L: MFCD00064228
L-胱氨酸分子式: C6H12N2O4S2 分子量: 240.3
别 名: L-膀胱氨基酸
L(-)-3,3'-Dithiobis(2-aminopropanoic acid)
2-Amino-3-[(2-amino-2-carboxyethyl)dithio]propanoic acid
(R,R)-3,3'-Dithiobis(2-aminopropionicacid)
超纯级,99.5% 500g
超纯级,99.5% 100g
超纯级,99.5% 25g
99% 500g
99% 100g
99% 25g
性 状: 白色片状结晶,溶于酸和碱性溶液,不溶于乙醇、苯和三氯甲烷。溶解度:0.112g/L水(25°C), 24mg/100mL水(50°C)、52 mg/100mL 水 (75°C)、114 mg/100mL 水(100°C)。
熔点: >240℃(dec.)
[a]20/D: -224° (c=2;1 M HCL)
质量标准: 99%:
外观Appearance 白色结晶粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥99.0% (T)
干燥损失Loss on drying <0.5 % (105°C, 3 小时)
重金属Heavy metals (as Pb) <10 ppm
比旋光度Specific rotation [a]20/D -211° ~ -224° (c=2, 1 M HCl)
Fe < 10 ppm
Cl < 100 ppm
NH4 < 100 ppm
SO4 < 100 ppm
99.5%:
含量assay ≥99.5% (T)
比旋光度Specific rotation [a]20/D -214° ~ -224° (c=2, 1 M HCl)
不溶物insoluble matter, passes filter test
其它氨基酸foreign amino acids ≤0.3%
灼烧残渣ign. residue ≤0.05% (as SO4)
干燥损失loss on drying, 20 °C (HV) ≤0.05%
盐酸溶解试验solubility in 1 M HCl soluble 0.2 M at 20 °C, clear, colorless
氯chloride (Cl-): ≤500 ppm
痕量阳离子cation traces by ICP Atomic emission
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: ≤10 ppm
K: ≤50 ppm
Li: ≤5 ppm
Mg: ≤5 ppm
Mn: ≤5 ppm
Mo: ≤5 ppm
Na: ≤50 ppm
Ni: ≤5 ppm
Pb: ≤5 ppm
Sr: ≤5 ppm
Zn: ≤5 ppm
abs. absorption0.2M/316 nm, 1 M HCl cut-off
贮 存: 密封阴凉干燥避光保存。
用途 某些肿瘤细胞系需要胱氨酸或在培养基中半胱氨酸;各种微生物的生长必须物质
蛋白激酶Cε(PKCε)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Protein Kinase C Epsilon (PKCe) X08784 48T/96T Rattus norvegicus (Rat)
蛋白激酶Cε(PKCε)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Protein Kinase C Epsilon (PKCe) X08785 48T/96T Mus musculus (Mouse)
膜联蛋白A5(ANXA5)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Annexin A5 (ANXA5) X08786 48T/96T Rattus norvegicus (Rat)
膜联蛋白A5(ANXA5)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Annexin A5 (ANXA5) X08787 48T/96T Mus musculus (Mouse)
肾素(REN)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Renin (REN) X08788 48T/96T Homo sapiens (Human)
肾素(REN)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Renin (REN) X08789 48T/96T Rattus norvegicus (Rat)
肾素(REN)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Renin (REN) X08790 48T/96T Mus musculus (Mouse)
肾素(REN)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Renin (REN) X08791 48T/96T Canis familiaris; Canine (Dog)
补体成分4(C4)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Complement Component 4 (C4) X08792 48T/96T Homo sapiens (Human)
补体成分4(C4)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Complement Component 4 (C4) X08793 48T/96T Rattus norvegicus (Rat)
补体成分4a(C4a)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Complement Component 4a (C4a) X08794 48T/96T Mus musculus (Mouse)
神经肽S(NPS)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Neuropeptide S (NPS) X08795 48T/96T Homo sapiens (Human)
神经肽S(NPS)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Neuropeptide S (NPS) X08796 48T/96T Rattus norvegicus (Rat)
神经肽S(NPS)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Neuropeptide S (NPS) X08797 48T/96T Mus musculus (Mouse)
淋巴细胞趋化因子(Lptn)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Lymphotactin (Lptn) X08798 48T/96T Homo sapiens (Human)
淋巴细胞趋化因子(Lptn)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Lymphotactin (Lptn) X08799 48T/96T Rattus norvegicus (Rat)
淋巴细胞趋化因子(Lptn)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Lymphotactin (Lptn) X08800 48T/96T Mus musculus (Mouse)
颗粒酶A(GZMA)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Granzyme A (GZMA) X08801 48T/96T Homo sapiens (Human)
颗粒酶A(GZMA)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Granzyme A (GZMA) X08802 48T/96T Rattus norvegicus (Rat)
颗粒酶A(GZMA)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Granzyme A (GZMA) X08803 48T/96T Mus musculus (Mouse)
颗粒酶B(GZMB)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Granzyme B (GZMB) X08804 48T/96T Homo sapiens (Human)
颗粒酶B(GZMB)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Granzyme B (GZMB) X08805 48T/96T Rattus norvegicus (Rat)
颗粒酶B(GZMB)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Granzyme B (GZMB) X08806 48T/96T Mus musculus (Mouse)
髓过氧化物酶(MPO)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Myeloperoxidase (MPO) X08807 48T/96T Homo sapiens (Human)
髓过氧化物酶(MPO)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Myeloperoxidase (MPO) X08808 48T/96T Rattus norvegicus (Rat)
髓过氧化物酶(MPO)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Myeloperoxidase (MPO) X08809 48T/96T Mus musculus (Mouse)
过氧化物酶体生物合成因子2(PEX2)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Peroxisomal Biogenesis Factor 2 (PEX2) X08810 48T/96T Homo sapiens (Human)
过氧化物酶体生物合成因子2(PEX2)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Peroxisomal Biogenesis Factor 2 (PEX2) X08811 48T/96T Rattus norvegicus (Rat)
过氧化物酶体生物合成因子2(PEX2)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Peroxisomal Biogenesis Factor 2 (PEX2) X08812 48T/96T Mus musculus (Mouse)
食欲素A(OXA)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Orexin A (OXA) X08813 48T/96T Rattus norvegicus (Rat)
白介素2(IL2)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Interleukin 2 (IL2) X08814 48T/96T Oryctolagus cuniculus (Rabbit)
核受体亚家族3C组成员1(NR3C1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Nuclear Receptor Subfamily 3, Group C, Member 1 (NR3C1) X08815 48T/96T Rattus norvegicus (Rat)
核受体亚家族3C组成员1(NR3C1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Nuclear Receptor Subfamily 3, Group C, Member 1 (NR3C1) X08816 48T/96T Mus musculus (Mouse)
氨基端前脑钠素(NT-ProBNP)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for N-Terminal Pro Brain Natriuretic Peptide (NT-ProBNP) X08817 48T/96T Rattus norvegicus (Rat)
组蛋白H2B(H2B)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Histone H2B (H2B) X08818 48T/96T Rattus norvegicus (Rat)
Ⅳ型胶原(COL4)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Collagen Type IV (COL4) X08819 48T/96T Mus musculus (Mouse)
糖皮质激素受体α(GRα)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Glucocorticoid Receptor Alpha (GRa) X08820 48T/96T Homo sapiens (Human)
糖皮质激素受体β(GRβ)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Glucocorticoid Receptor Beta (GRb) X08821 48T/96T Homo sapiens (Human)
1,3-二磷酸空白酸(1,3-BPG)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for 1,3-Bisphosphoglycerate (1,3-BPG) X08822 48T/96T General
高迁移率族蛋白17(HMG17)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for High Mobility Group Protein 17 (HMG17) X08823 48T/96T Homo sapiens (Human)
胱天蛋白酶激活脱氧核糖核酸酶(CAD)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Caspase Activated DNase (CAD) X08824 48T/96T Homo sapiens (Human)
蛋白二硫键异构酶(PDI)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Protein Disulfide Isomerase (PDI) X08825 48T/96T Homo sapiens (Human)
70kDa热休克蛋白1样蛋白(HSPA1L)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Heat Shock 70kDa Protein 1 Like Protein (HSPA1L) X08826 48T/96T Homo sapiens (Human)
泛素结合酶E2A(UBE2A)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Ubiquitin Conjugating Enzyme E2A (UBE2A) X08827 48T/96T Homo sapiens (Human)
凋亡诱导因子(AIF)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Apoptosis Inducing Factor (AIF) X08828 48T/96T Homo sapiens (Human)
多巴色素异构酶(DT)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Dopachrome Tautomerase (DCT) X08829 48T/96T Homo sapiens (Human)
YY肽(PYY)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Peptide YY (PYY) X08830 48T/96T Homo sapiens (Human)
多药耐药关联蛋白1(MRP1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Multidrug Resistance Associated Protein 1 (MRP1) X08831 48T/96T Homo sapiens (Human)
二磷酸腺苷(ADP)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Adenosine Diphosphate (ADP) X08832 48T/96T General
类胰蛋白酶(TPS)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Tryptase (TPS) X08833 48T/96T Homo sapiens (Human)
胃泌素释放肽前体(ProGRP)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Pro Gastrin Releasing Peptide (ProGRP) X08834 48T/96T Homo sapiens (Human)
强啡肽(Dyn)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Big Dynorphin (Dyn) X08835 48T/96T Homo sapiens (Human)
160kDa核孔蛋白(NUP160)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Nucleoporin 160kDa (NUP160) X08836 48T/96T Homo sapiens (Human)
去唾液酸糖蛋白受体1(ASGPR1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Asialoglycoprotein Receptor 1 (ASGR1) X08837 48T/96T Homo sapiens (Human)
胎盘泌乳素(PL)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Placental Lactogen (PL) X08838 48T/96T Homo sapiens (Human)
妊娠特异性β1-糖蛋白(PSG1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Pregnancy Specific Beta-1-Glycoprotein 1 (PSG1) X08839 48T/96T Homo sapiens (Human)
溶菌酶(LZM)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Lysozyme (LZM) X08840 48T/96T Homo sapiens (Human)
胶质细胞成熟因子γ(MPFγ)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Glia Maturation Factor Gamma (GMFg) X08841 48T/96T Homo sapiens (Human)
98kDa核孔蛋白(NUP98)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Nucleoporin 98kDa (NUP98) X08842 48T/96T Homo sapiens (Human)
软骨寡聚基质蛋白(COMP)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Cartilage Oligomeric Matrix Protein (COMP) X08843 48T/96T Homo sapiens (Human)
锌指同源框蛋白4(ZFHX4)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Zinc Finger Homeobox Protein 4 (ZFHX4) X08844 48T/96T Homo sapiens (Human)
88kDa核孔蛋白(NUP88)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Nucleoporin 88kDa (NUP88) X08845 48T/96T Homo sapiens (Human)
精子特异性抗原2(SSFA2)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Sperm Specific Antigen 2 (SSFA2) X08846 48T/96T Homo sapiens (Human)
接触蛋白1(CNTN1)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Contactin 1 (CNTN1) X08847 48T/96T Homo sapiens (Human)
蛋白激酶Cζ(PKCζ)检测试剂盒(酶联免疫吸附试验法) ELISA Kit for Protein Kinase C Zeta (PKCz) X08848 48T/96T Homo sapiens (Human)
巨肌酸激酶(MCK)检测试剂盒(酶联免疫吸附试验法)ELISA Kit for Macro Creatine Kinase (MCK) X08849 48T/96T Homo sapiens (Human)
 

  • * 姓名:

  • * 电话:

  • * 单位:

  • * 验证码:

  • * 留言内容:

电话 询价

产品目录