900666
Bruker 标准溶剂
suitable for MALDI-MS, 50% ACN + 47.5% H2O + 2.5% TFA
别名:
三氟乙酸 溶液, H2O/ACN 中的 TFA, TFA
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关于此项目
线性分子式:
CF3COOH
化学文摘社编号:
分子量:
114.02
NACRES:
NA.24
UNSPSC Code:
12352106
Beilstein/REAXYS Number:
5446934
MDL number:
Technique(s):
MALDI-MS: suitable
Bp:
72.4 °C (lit.)
Vapor pressure:
97.5 mmHg
vapor density
3.9 (vs air)
Quality Level
vapor pressure
97.5 mmHg
form
liquid
contains
2.5% trifluoroacetic acid, 47.5% H2O, 50% acetonitrile
technique(s)
MALDI-MS: suitable
bp
72.4 °C (lit.)
mp
-15 °C (lit.)
density
0.921 at 25 °C
cation traces
Ba: ≤5 ppm, Ca: ≤20 ppm, Cd: ≤5 ppm, Co: ≤5 ppm, Cr: ≤5 ppm, Cu: ≤5 ppm, Fe: ≤20 ppm, K: ≤20 ppm, Mg: ≤5 ppm, Mn: ≤5 ppm, Na: ≤20 ppm, Ni: ≤5 ppm, Pb: ≤5 ppm, Zn: ≤5 ppm
application(s)
general analytical
SMILES string
OC(=O)C(F)(F)F
InChI
1S/C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7)
InChI key
DTQVDTLACAAQTR-UHFFFAOYSA-N
General description
三氟乙酸（TFA）是非水溶剂。在室温下，TFA 有能力液化天然纤维素和液化再生纤维素。
Application
Bruker standard solvent can be used in sample preparation and calibration for matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS), ensuring accurate identification of pathogenic bacteria from clinical positive blood cultures.
Biochem/physiol Actions
三氟乙酸（TFA）是19F NMR内部化学位移参照剂的首选。
signalword
Danger
存储类别
3 - Flammable liquids
flash_point_f
44.6 °F
flash_point_c
7 °C
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1
法规信息
危险化学品
此项目有
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Methods in Enzymology, 566, 59-87 (2016)
The use of biobased nanofibres in composites
Biofiber Reinforcements in Composite Materials, 571-647 (2015)
19F-Site-Specific-Labeled Nucleotides for Nucleic Acid Structural Analysis by NMR
Test, 566, 59-87 (2016)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 900666-250ML | 04061837535444 |
| 900666-100ML | 04061837535437 |