93359

Tris 乙磺酸

BioUltra, ≥99.5% (calc. based on dry substance, T)

• 别名: 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, TES 游离酸
• 经验公式（希尔记法）: C₆H₁₅NO₆S
• CAS号: 7365-44-8
• 分子量: 229.25
• Beilstein: 1957061
• EC號碼: 230-906-3
• MDL號碼: MFCD00007532
• 分類程式碼代碼: 12161700
• PubChem物質ID: 57653539
• NACRES: NA.25

属性

• 產品線: BioUltra
• 化驗: ≥99.5% (calc. based on dry substance, T)
• 形狀: powder
• 雜質: insoluble matter, passes filter test
• 燃燒殘留物: ≤0.1% (as SO₄)
• 損耗: ≤0.5% loss on drying, 110 °C
• pH值: 3.5-5.0 (25 °C, 1 M in H₂O)
• 有用的pH值範圍: 6.8-8.2
• pKa (25 °C): 7.5
• mp: ~225 °C (dec.)
• 溶解度: H₂O: 1 M at 20 °C, clear, colorless
• 負離子痕跡: chloride (Cl^-): ≤500 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• 正離子痕跡: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; K: ≤200 mg/kg; Li: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; Na: ≤100 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• &lambda ；: 1 M in H₂O
• 紫外吸收: λ: 260 nm A_max: 0.055; λ: 280 nm A_max: 0.045
• SMILES 字串: OCC(CO)(CO)NCCS(O)(=O)=O
• InChI: 1S/C6H15NO6S/c8-3-6(4-9,5-10)7-1-2-14(11,12)13/h7-10H,1-5H2,(H,11,12,13)
• InChI 密鑰: JOCBASBOOFNAJA-UHFFFAOYSA-N

说明

應用

TES is a physiological Good′s buffer (pH 74.-7.9) used in biological research applications. It is often compared to other Good′s buffers for chemistry and optimal performance in a given system.

其他說明

Hydrogen ion buffer for biological research; Suitable buffer for epidermal cell growth at pH 7.4-7.9 where additional buffering capacity is required

安全信息

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable
• 個人防護裝備: Eyeshields, Gloves, type N95 (US)