Xylenes

Name: Xylenes
Brand: SIGALD

histological grade

Synonym(s):

Xylene mixture of isomers

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About This Item

Linear Formula:

C₆H₄(CH₃)₂

CAS Number:

1330-20-7

Molecular Weight:

106.17

NACRES:

NA.21

PubChem Substance ID:

329757880

UNSPSC Code:

12352002

MDL number:

MFCD00077264

assay:

≥75.0% (xylenes isomers)

application(s):

histology

bp:

137-140 °C (lit.)

vapor pressure:

18 mmHg ( 37.7 °C)

Product Name

Xylenes, histological grade

InChI

1S/3C8H10/c1-7-3-5-8(2)6-4-7;1-7-4-3-5-8(2)6-7;1-7-5-3-4-6-8(7)2/h3*3-6H,1-2H3

SMILES string

Cc1ccc(C)cc1.Cc2cccc(C)c2.Cc3ccccc3C

InChI key

MVZVDAGWAAZJPE-UHFFFAOYSA-N

vapor density

3.7 (vs air)

vapor pressure

18 mmHg ( 37.7 °C)

assay

≥75.0% (xylenes isomers)

form

liquid

expl. lim.

7 %

impurities

≤0.05% (water)
≤25% ethylbenzene

evapn. residue

<0.002%

refractive index

n20/D 1.497 (lit.)

bp

137-140 °C (lit.)

mp

-34 °C

density

0.86 g/mL at 25 °C (lit.)

application(s)

histology

storage temp.

room temp

Quality Level

100

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Related Categories

Analytical Chromatography

Lab Chemicals

Solvents

Application

Xylenes (histological grade) can be used as a clearing agent in routine histology and cytology applications to remove paraffin from tissue section slides before staining.
It can be used in:

Cresyl violet staining.
Fluoro-Jade B staining process.
Giemsa cell staining protocols.

General description

Xylenes are an isomeric mixture of aromatic hydrocarbons namely, o-xylene, m-xylene, and p-xylene. It is used as a solvent in the pharmaceutical, printing, rubber, cleaning agent, paint thinner, varnish, synthetic fiber, and leather industries.

Packaging

20 L in steel drum
500 mL in glass bottle
534056-4L , 4×4 L in glass bottle / 534056-4L-D in poly bottle

pictograms

GHS02,GHS08,GHS07

signalword

Danger

hcodes

H226,H304,H312 + H332,H315,H319,H335,H373,H412

pcodes

P210 - P273 - P280 - P301 + P310 - P303 + P361 + P353 - P331

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT RE 2 - STOT RE 2 Inhalation - STOT SE 3

target_organs

Central nervous system,Liver,Kidney, hearing organs, Respiratory system

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

77.0 °F - closed cup

flash_point_c

25 °C - closed cup

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Experimental and modeling study of the oxidation of xylenes.

Battin-Leclerc F, et al.

International Journal of Chemical Kinetics, 38(4), 284-302 (2006)

Fluoro-Jade B Staining for Neuronal Cell Death.

Laflamme N, et al.

Bio-protocol, 6(1) (2016)

Assessment of paraffin removal from prostate FFPE sections using transmission mode FTIR-FPA imaging.

Hughes C, et al.

Analytical Methods : Advancing Methods and Applications, 6(4), 1028-1035 (2014)

Electron ionization of o-xylene, m-xylene and p-xylene.

Jiao CQ and Adams SF.

Chemical Physics Letters, 573, 24-28 (2013)

A survey of household products for volatile organic compounds.

Sack TM, et al.

Atmos. Environ., Part A, 26(6), 1063-1070 (1992)

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