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
Application(s):
general analytical
Bp:
72.4 °C (lit.)
Vapor pressure:
97.5 mmHg
产品名称
Bruker 标准溶剂, suitable for MALDI-MS, 50% ACN + 47.5% H2O + 2.5% TFA
SMILES string
OC(=O)C(F)(F)F
InChI key
DTQVDTLACAAQTR-UHFFFAOYSA-N
InChI
1S/C2HF3O2/c3-2(4,5)1(6)7/h(H,6,7)
vapor density
3.9 (vs air)
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
Quality Level
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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。
Biochem/physiol Actions
三氟乙酸（TFA）是19F NMR内部化学位移参照剂的首选。
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.
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2
存储类别
3 - Flammable liquids
wgk
WGK 2
flash_point_f
44.6 °F
flash_point_c
7 °C
法规信息
危险化学品
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