商品名：N-三(羟甲基)甲基-3-氨基丙磺酸

别 名：三羟甲基甲胺基丙磺酸，{[2-羟基-1,1-二(羟甲基)乙基]氨基}-1-丙磺酸
[(2-Hydroxy-1,1-bis(hydroxymethyl)ethyl)amino]-1-propanesulfonic acid
N-[Tris(hydroxymethyl)methyl]-3-aminopropanesulfonic acid
N-(tris(hydroxymethyl)methyl)-3-aminopropanesulfonic acid
TAPS (Free acid)
3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid
TAPS

英文名：N-[Tris(hydroxymethyl)methyl]-3-aminopropanesulfonic acid

产 地：湖南

Cas号：29915-38-6

MDL：MFCD00007538

Beilstein：2452420

EINECS：249-954-1

分子结构：

分子式：C7H17NO6S

分子量：243.2800

备注：

性状：熔点：230-240°C(dec.)
useful pH range 7.7 - 9.1
pKa  8.4

质量标准：项目                                   生化试剂级
                                         (BC)
纯度assay                              ≥99%(T)
重金属Heavy Metals                    
<10PPM >

项目                                    超纯级
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度assay                               ≥99.5%(T)
水分Moistrue                            ≤0.5%
磷Phosphorus (P)                        ≤0.005%  
不溶物Insoluble matter                  ≤0.1%
灼烧残渣Residue On Ignition             ≤0.1%
useful pH range                         7.7 - 9.1
pKa                                     8.4
水溶性solubility H2O:                   soluble1 M at 20 °C, clear, colorless
氯chloride (Cl-):                       ≤0.05%
  Al:                                   ≤0.0005%
  Ca:                                   ≤0.001%
  Cu:                                   ≤0.0005%
  Fe:                                   ≤0.0005%
  K:                                    ≤0.005%
  Mg:                                   ≤0.0005%
  NH4+:                                  ≤0.05%
  Na:                                   ≤0.005%
  Pb:                                   ≤0.001%
  Zn:                                   ≤0.0005%
A₂₆₀(1M,water):                       ≤0.05
A₂₈₀(1M,water):                       ≤0.05


项目                                    细胞培养级
                           （for cell culture test, ≥99.5%(T))
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度assay                               ≥99.5%(T)
水分Moistrue                            ≤0.5%
磷Phosphorus (P)                        ≤0.005%  
不溶物Insoluble matter                  ≤0.1%
灼烧残渣Residue On Ignition             ≤0.1%
useful pH range                         7.7 - 9.1
pKa                                     8.4
水溶性solubility H2O:                   soluble1 M at 20 °C, clear, colorless
氯chloride (Cl-):                       ≤0.05%
  Al:                                   ≤0.0005%
  Ca:                                   ≤0.001%
  Cu:                                   ≤0.0005%
  Fe:                                   ≤0.0005%
  K:                                    ≤0.005%
  Mg:                                   ≤0.0005%
  NH4+:                                  ≤0.05%
  Na:                                   ≤0.005%
  Pb:                                   ≤0.001%
  Zn:                                   ≤0.0005%
A₂₆₀(1M,water):                       ≤0.05
A₂₈₀(1M,water):                       ≤0.05
Cell culture test                       pass
DNase, RNase, protease,                 none detected

存储：室温

用途：生物缓冲剂

联合编号：

RISK：

Safety：

Hazard：