MilliporeSigma
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1283200

USP

Formic acid

United States Pharmacopeia (USP) Reference Standard

Linear Formula:
HCOOH
CAS Number:
Molecular Weight:
46.03
Beilstein:
1209246
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

pharmaceutical primary standard

vapor density

1.6 (vs air)

vapor pressure

44.8 mmHg ( 20 °C)

form

liquid

autoignition temp.

1004 °F

expl. lim.

57 %

manufacturer/tradename

USP

refractive index

n20/D 1.370 (lit.)

pH

2.2 (20 °C, 2.2 g/L)

pKa (20 °C)

3.7

bp

100-101 °C (lit.)

mp

8.2-8.4 °C (lit.)

density

1.22 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

OC=O

InChI

1S/CH2O2/c2-1-3/h1H,(H,2,3)

InChI key

BDAGIHXWWSANSR-UHFFFAOYSA-N

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A

Supplementary Hazards

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

121.1 °F - closed cup

Flash Point(C)

49.5 °C - closed cup

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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