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检测方案
≥97.5% (GC)
97.5-102.5% (T)
技术
LC/MS: suitable
折射率
n20/D 1.344 (lit.)
bp
132-134 °C (lit.)
mp
−1 °C (lit.)
密度
1.526 g/mL at 25 °C (lit.)
痕量阳离子
Al: ≤5 ppm
Ca: ≤20 ppm
Cu: ≤5 ppm
Fe: ≤2 ppm
K: ≤50 ppm
Mg: ≤5 ppm
Na: ≤50 ppm
适用性
passes test for LC-MS
SMILES字符串
OC(=O)C(F)F
InChI
1S/C2H2F2O2/c3-1(4)2(5)6/h1H,(H,5,6)
InChI key
PBWZKZYHONABLN-UHFFFAOYSA-N
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一般描述
二氟乙酸用于液相色谱-质谱法。它是一种易挥发、低分子量有机酸,可提高许多分子的电离性和分辨率。
应用
- 液相色谱(LC)实验中的酸化剂。
- 完整药用糖蛋白HILIC-MS(亲水相互作用液相色谱-质谱法)分析中的离子对试剂。
法律信息
相关产品
警示用语:
Danger
危险声明
危险分类
Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A
储存分类代码
8A - Combustible corrosive hazardous materials
WGK
WGK 3
闪点(°F)
172.4 °F - closed cup
闪点(°C)
78 °C - closed cup
商品
Discover an innovative LC-MS/MS method using the Supel™ Carbon LC column to analyze all 20 amino acids without derivatization, achieving excellent retention, peak shape, and fast run times.
Ultra-high performance liquid chromatographic (UHPLC) separation of polar herbicides, paraquat and diquat using SupelTM Carbon LC column with baseline resolution, excellent peak shape, and good lot-to-lot reproducibility.
The article describes the use of difluoroacetic acid (DFA) as an effective alternative to acid modifiers, formic acid (FA) and trifluoroacetic acid (TFA) in the LC-UV/MS analysis of proteins.
Ultra-high performance liquid chromatographic (UHPLC) separation of ephedrine and its three structural analogs based on polar retention effect on graphite (PREG) mechanism using Supel™ Carbon LC column.
实验方案
Chromatographic technique identifies insulin variants efficiently, aiding in pharmacokinetics.
BIOshell™ IgG 1000 Å C4 UHPLC Column for Improved Biomacromolecule Separations
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