Tris 乙磺酸

• 产品号: T6541
• CAS号: 7365-44-8
• 分子式: C6H15NO6S
• 分子量: 229.2514
• 纯 度: ≥99.5% (titration)

产品别名

• 标题: TES
• IUPAC标准名: 2-{[1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl]amino}ethane-1-sulfonic acid
• IUPAC传统名: tes (buffer)
• 别名: TES 游离酸; N-[Tris(hydroxymethyl)methyl]-2-aminoethanesulfonic acid; 2-[(2-Hydroxy-1,1-bis(hydroxymethyl)ethyl)amino]ethanesulfonic acid; TES free acid; 2-[[三(羟甲基)甲基]氨基]乙磺酸; N-三(羟甲基)甲基-2-氨基乙烷磺酸

产品登记号

• CAS号: 7365-44-8
• Beilstein号: 1957061
• MDL号: MFCD00007532
• EC号: 230-906-3
• PubChem SID: 24900386

产品性质

• abs.: A1M/260, H2O ≤0.055
• abs.: A1M/280, H2O ≤0.045
• 痕量阴离子: chloride (Cl-): ≤0.005%
• 痕量阴离子: sulfate (SO42-): ≤0.005%
• 痕量阳离子: Al: ≤0.0005%
• 痕量阳离子: As: ≤0.0001%
• 痕量阳离子: Ba: ≤0.0005%
• 痕量阳离子: Bi: ≤0.0005%
• 痕量阳离子: Ca: ≤0.001%
• 痕量阳离子: Cd: ≤0.0005%
• 痕量阳离子: Co: ≤0.0005%
• 痕量阳离子: Cr: ≤0.0005%
• 痕量阳离子: Cu: ≤0.0005%
• 痕量阳离子: Fe: ≤0.0005%
• 痕量阳离子: K: ≤0.02%
• 痕量阳离子: Li: ≤0.0005%
• 痕量阳离子: Mg: ≤0.0005%
• 痕量阳离子: Mn: ≤0.0005%
• 痕量阳离子: Mo: ≤0.0005%
• 痕量阳离子: Na: ≤0.01%
• 痕量阳离子: Ni: ≤0.0005%
• 痕量阳离子: Pb: ≤0.0005%
• 痕量阳离子: Sr: ≤0.0005%
• 痕量阳离子: Zn: ≤0.0005%
• Empirical Formula (Hill Notation): C6H15NO6S
• 燃烧残渣: ≤0.1% (as SO4) (900°C)
• 杂质: Insoluble matter, passes filter test
• 干燥失重: ≤1% loss on drying, 110°C
• 产品线: BioXtra
• 纯度: ≥99.5% (titration)
• 适用pH范围: 6.8 - 8.2
• pKa: 7.5 (25°C)
• 熔点: ~225 °C (dec.)
• pH值: 3.5-5.0 (20 °C, 1 M in H2O)
• 溶解度: H2O: soluble1 M at 20 °C, clear, colorless
• 个人保护装置: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 德国WGK号: 1