商品名：N-三(羟甲基)甲基-3-氨基丙磺酸(TAPS)
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：