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Merck

1.07018

Metanol

≥99.8% (GC), EMPARTA® ACS reagent, for extraction, for analytical purposes

Sinónimos:

Alcohol metílico

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About This Item

Fórmula lineal:
CH3OH
Número CAS:
67-56-1
Peso molecular:
32.04
NACRES:
NB.21
EC Index Number:
200-659-6
UNSPSC Code:
12191502
MDL number:
MFCD00004595
Beilstein/REAXYS Number:
1098229
grade:
ACS reagent
reagent grade
assay:
≥99.8% (GC)
application(s):
environmental
food and beverages
industrial qc
pharmaceutical
sample preparation
bp:
64.7 °C (lit.)
vapor pressure:
128 hPa ( 20 °C)
410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)

Nombre del producto

Metanol, for analysis EMPARTA® ACS

InChI

1S/CH4O/c1-2/h2H,1H3

SMILES string

CO

InChI key

OKKJLVBELUTLKV-UHFFFAOYSA-N

grade

ACS reagent
reagent grade

vapor density

1.11 (vs air)

vapor pressure

128 hPa ( 20 °C)
410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)

description

for analytical purposes
for extraction

product line

EMPARTA®

assay

≥99.8% (GC)

form

liquid

autoignition temp.

725 °F

potency

5628 mg/kg LD50, oral (Rat)
17100 mg/kg LD50, skin (Rabbit)

expl. lim.

36 %

dilution

(for routine analytical applications)

impurities

≤0.0002 meq/g Titrable base
≤0.0003% Substances reducing potassium permanganate (as O)
≤0.0003 meq/g Titrable acid
≤0.001% Acetaldehyde
≤0.001% Acetone
≤0.001% Formaldehyde
≤0.1% Water

evapn. residue

≤0.001%

color

clearAPHA: ≤10

refractive index

n20/D 1.329 (lit.)

kinematic viscosity

0.54-0.59 cSt(20 °C)

bp

64.7 °C (lit.)

mp

−98 °C (lit.)

transition temp

flash point 9.7 °C

density

0.791 g/mL at 25 °C (lit.)

application(s)

environmental
food and beverages
industrial qc
pharmaceutical
sample preparation

format

neat

storage temp.

2-30°C

Quality Level

200

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Analysis Note

Purity (GC): ≥ 99.8 %
Identity (IR): conforms
Appearance: clear
Color: ≤ 10 Hazen
Solubility in water: conforms
Titrable acid: ≤ 0.0003 meq/g
Titrable base: ≤ 0.0002 meq/g
Boiling point: 64 - 65 °C
Acetone: ≤ 0.001 %
Acetaldehyde: ≤ 0.001 %
Formaldehyde: ≤ 0.001 %
Readily carbonizable substances: conforms
Substances reducing potassium permanganate (as O): ≤ 0.0003 %
Evaporation residue: ≤ 0.001 %
Water: ≤ 0.1 %

Application



  • A technique based on infrared spectroscopy for determining sulfanilamide levels sustainably: Progress and comparisons of greenness and whiteness using ComplexGAPI, AGREE, and RGB.: This research introduces a sustainable method using methanol in infrared spectroscopy to measure sulfanilamide levels, highlighting advancements in green analytical chemistry (Lahkar et al., 2024).


  • A novel method for quantitative determination of multiple substances using Raman spectroscopy combined with CWT.: The study utilizes methanol as a solvent in a new Raman spectroscopy technique to quantitatively analyze various substances, demonstrating enhanced precision in chemical analysis (Yang et al., 2024).


General description

EMPARTA solvents are designed for routine chemical synthesis, drying, purification, and critical labware cleaning in quality control environments. Engineered for precision, they deliver consistently reproducible results essential for rigorous validation and documentation.

Exceptional Quality Standards: These solvents meet or exceed ACS specifications, providing assurance of high quality that is crucial for accurate testing and analysis in quality control.

Consistent Reproducibility: Designed for precision, the solvents ensure that results can be reliably reproduced, which is vital for maintaining compliance and integrity in quality control processes.

Versatile Applications: Suitable for a variety of QC tasks, including analytical testing, method validation, and testing USP/NF monographs, these solvents support a comprehensive approach to quality assurance in laboratory settings.
We offer EMPARTA grade solvents for routine tasks in analytical laboratories. EMPARTA grade solvents offer fewer test parameters than EMSURE, yet are still of high quality. EMPARTA solvents meet ACS requirements, making them ideal for a wide range of analytical applications.

Packaging

1.07018.2521: 2.5L, Minimum order quantity: 4

Legal Information

EMPARTA is a registered trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1

target_organs

Eyes,Central nervous system

Clase de almacenamiento

3 - Flammable liquids

wgk

WGK 2

flash_point_f

49.5 °F - closed cup

flash_point_c

9.7 °C - closed cup

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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