302031

三氟乙酸

suitable for HPLC, ≥99.0%

別名:

TFA

線性分子式:

CF3COOH

屬性

蒸汽密度

3.9 (vs air)

質(zhì)量水平

200

蒸汽壓

97.5 mmHg ( 20 °C)

測定

≥99.0%

形式

liquid

technique(s)

HPLC: suitable
UV/Vis spectroscopy: suitable

雜質(zhì)

<0.050% water 蒸發(fā)殘留物 <0.005% 折射率 n20/D 1.3 (lit.) pH值（酸堿度） 1 (20°C, 10g/L) bp 72.4°C (lit.) mp 15.4°C (lit.) 溶解性 water: soluble 密度 1.489g/mLat 20°C (lit.) λ H2O reference 紫外吸收 λ: 260nm Amax: 0.9 λ: 270nm Amax: 0.10 λ: 280nm Amax: 0.05 λ: 290nm Amax: 0.04 λ: 300nm Amax: 0.03 λ: 320nm Amax: 0.025 application(s) food and beverages SMILES string OC(C(F)(F)F)=O InChI 1S/C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7) InChI key DTQVDTLACAAQTR-UHFFFAOYSA-N 說明 應(yīng)用 Appropriate for trace environmental analysis. Used as a: Mobile phase component in the estimation of chlorogenic acid and rutin in Rosaceae extracts by HPLC Solvent to extract rabbit plasma, followed by HPLC purification of plasma protein content Mobile phase solvent for separation of amino acids extracted from sediments, prior to HPLC analysis