34898
Sigma-Aldrich

Methanol

AMD CHROMASOLV^®, ≥99.9% (GC)

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Synonym

Methyl alcohol

Molecular Formula

CH₃OH

Molecular Weight

32.04

CAS Number

67-56-1

Beilstein Registry Number

1098229

MDL number

MFCD00004595

PubChem Substance ID

24861488

EG/EC Number

200-659-6

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Descriptions

Packaging

2.5, 4×2.5 L in glass btl

Legal Information

CHROMASOLV is a registered trademark of Sigma-Aldrich Biotechnology LP and Sigma-Aldrich Co.

Other Notes

This former Riedel-de Haën product is now being offered as Sigma-Aldrich brand. During the transition, you still may receive the Riedel product. The rebranding has no impact on product performance or quality. For further information see www.sigma-aldrich.com/rebranding. Printing link to product rebranding statement.

Properties

grade

AMD CHROMASOLV^®

vapor density

1.11 (vs air)

vapor pressure

410 mmHg ( 50 °C)

97.68 mmHg ( 20 °C)

assay

≥99.9% (GC)

autoignition temp.

725 °F

expl. lim.

36 %

total impurities

≤0.0005% free alkali (as NH₃)

≤0.0005% non-volatile matter

≤0.02% water (Karl Fischer)

≤1 ppb fluorescence (quinine) at 254 nm

≤1 ppb fluorescence (quinine) at 365 nm

transmittance

210 nm, ≥30%

220 nm, ≥50%

235 nm, ≥80%

260 nm, ≥98%

refractive index

n20/D 1.329(lit.)

64.7 °C(lit.)

−98 °C(lit.)

density

0.791 g/mL at 25 °C(lit.)

abs.

HPLC-gradient/230 nm ≤2 mAU

suitability

passes test for AMD technique

References

Merck

Merck 13,5984

Beilstein

Beil. 1,IV,1227

reference

Aldrich MSDS 1, 1202:C / Corp MSDS 1 (2), 2281:C / FT-IR 2 (1), 160:B / FT-IR 1 (1), 109:B / FT-NMR 1 (1), 163:A / IR-Spectra (3), 66:A / IR-Spectra (2), 64:A / NMR-Reference 2 (1), 101:A / RegBook 1 (1), 121:A / Sax 6, 1764 / Sigma FT-IR 1 (1), 1344:A / Structure Index 1, 14:A:1 / Vapor Phase 3, 155:B

Safety

Hazard Codes

F,T

Risk Statements

11-23/24/25-39/23/24/25

Safety Statements

7-16-36/37-45

RIDADR

UN1230 3 /PG 2

WGK Germany

RTECS

PC1400000

UEL

36.00%

LEL

6.00%

Flash Point(F)

51.8 °F

Flash Point(C)

11 °C

Related Categories

... Solvents > Methanol

MSDS

Certificate of Analysis

More Information

Methanol

AMD CHROMASOLV®, ≥99.9% (GC)

AMD CHROMASOLV^®, ≥99.9% (GC)