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Merck

TX1276

Trifluoroacetic acid

HPLC

Synonym(s):

Perfluoroacetic Acid, TFA, TFA

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About This Item

Linear Formula:
CF3COOH
CAS Number:
76-05-1
Molecular Weight:
114.02
EC Index Number:
200-929-3
UNSPSC Code:
12191502
Beilstein/REAXYS Number:
742035
MDL number:
MFCD00004169

Product Name

Trifluoroacetic acid, HPLC

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

vapor density

3.9 (vs air)

vapor pressure

97.5 mmHg ( 20 °C)

assay

≥99.9%

form

liquid

Quality Level

200

concentration

≥99.9%

technique(s)

HPLC: suitable

impurities

≤0.05% Water

evapn. residue

≤0.005%

color

APHA: ≤5

refractive index

n20/D 1.3 (lit.)

pH

1 (10 g/L in H2O)

bp

72.4 °C (lit.)

mp

−15.4 °C (lit.)

solubility

soluble 10 g/mL

density

1.489 g/mL at 20 °C (lit.)

anion traces

chloride (Cl-): ≤0.001%
fluoride (F-): ≤0.001%
sulfate (SO42-): ≤0.001%

cation traces

Fe: ≤0.0001%

UV absorption

λ: 230 nm Amax: ≤0.15
λ: 254 nm Amax: ≤0.01

shipped in

ambient

storage temp.

room temp

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Analysis Note

Assay99.9% minChloride (Cl)0.001% maxColor (APHA)5 maxEvaporation residue0.005% maxFluoride (F)0.001% maxFormClear liquidIron (Fe)0.0001% maxSulfate (SO4)0.001% maxUV Absorbance (0.1%, 1 cm, H2O, 230 nm)0.15AU maxUV Absorbance (0.1%, 1 cm, H2O, 254 nm)0.01AU maxWater (H2O)0.05% max

Application

HPLC
TX1276-0004 contains 10 x 4mL ampoules/pk
TX1276-4 is packaged in poly coated glass bottles

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 2

flash_point_f

>212.0 °F - Pensky-Martens closed cup

flash_point_c

> 100 °C - Pensky-Martens closed cup

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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