Skip to Content
Merck
CN
All Photos(2)

Documents

Safety Information

258148

Sigma-Aldrich

Hydrochloric acid

37%, ACS reagent

Sign Into View Organizational & Contract Pricing
All Photos(2)

About This Item

Empirical Formula (Hill Notation):
HCl
CAS Number:
7647-01-0
Molecular Weight:
36.46
Beilstein:
1098214
EC Number:
231-595-7
MDL number:
MFCD00011324
UNSPSC Code:
12352301
PubChem Substance ID:
329752827
NACRES:
NA.21

product name

Hydrochloric acid, ACS reagent, 37%

grade

ACS reagent

Quality Level

200

Agency

suitable for GB 5009.253-2016
suitable for SM 5210

vapor density

1.3 (vs air)

vapor pressure

3.23 psi ( 21.1 °C)
7.93 psi ( 37.7 °C)

Assay

36.5-38.0% (ACS specification)
37%

form

liquid

impurities

≤1 ppm free chlorine

ign. residue

≤5 ppm

color

APHA: ≤10, free from suspended matter or sediment

pH

<1

bp

>100 °C (lit.)

density

1.070 g/cm3 at 20 °C (lit.)

anion traces

bromide (Br-): ≤0.005%
sulfate (SO42-): ≤1 ppm
sulfite (SO32-): ≤1 ppm

cation traces

As: ≤0.01 ppm
Fe: ≤0.2 ppm
NH4+: ≤3 ppm
heavy metals: ≤1 ppm (by ICP)

storage temp.

room temp

SMILES string

Cl

InChI

1S/ClH/h1H

InChI key

VEXZGXHMUGYJMC-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Chlorine source for safer, greener chlorination of aromatic compounds and a,b-unsaturated carbonyl compounds.

Highly Selective Oxidative Monochlorination To Synthesize Organic Intermediates: 2-Chlorotoluene, 2-Chloroaniline, 2-Chlorophenol, and 2-Chloro-4-methylphenol

A Convenient Halogenation of α,β-Unsaturated Carbonyl Compounds with OXONE® and Hydrohalic Acid (HBr, HCl)

Packaging

Single 2.5L-GL units require a can opener to open the metal shipping container.

Other Notes

ACS specifications same as product 320331

Legal Information

OXONE is a registered trademark of E. I. du Pont de Nemours and Company

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H290,H314,H335

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

易制毒化学品（3类）
危险化学品

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Detection of nascent RNA, single-copy DNA and protein localization by immunoFISH in mouse germ cells and preimplantation embryos.
Namekawa SH and Lee JT.
Nature Protocols, 6(3), 270-284 (2011)
Falk Bernsmann et al.
Langmuir : the ACS journal of surfaces and colloids, 27(6), 2819-2825 (2011-02-22)
The deposition of "polydopamine" films, from an aqueous solution containing dopamine or other catecholamines, constitutes a new and versatile way to functionalize solid-liquid interfaces. Indeed such films can be deposited on almost all kinds of materials. Their deposition kinetics does
Eagleson M.
Concise Encyclopedia Chemistry, 52-52 (1994)
Satoshi H Namekawa et al.
Nature protocols, 6(3), 270-284 (2011-03-05)
Dynamic reprogramming of the genome takes place during the gamete-to-embryo transition. This transition defines a period of continuous and global change but has been difficult to study because of extremely limited material and varying degrees of chromatin compaction. Improved methods
Zhibo Liu et al.
Nature protocols, 10(9), 1423-1432 (2015-08-28)
Herein we present a general protocol for the functionalization of biomolecules with an organotrifluoroborate moiety so that they can be radiolabeled with aqueous (18)F fluoride ((18)F(-)) and used for positron emission tomography (PET) imaging. Among the β(+)-emitting radionuclides, fluorine-18 ((18)F)
View All Related Papers

Articles

Acid and Base Chart — Table of Acids & Bases

Acid and base chart lists the strength of acids and bases (strongest to weakest) in order. Simple to use laboratory reference chart for scientists, researchers and lab technicians.

Related Content

Environmental Methods Consumables Look Up Tool

This page is intended to make it easier to find the consumables you need based on the analytical method you’re using. Methods included on this page come from the EPA, Standard Methods and ASTM.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service