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Methanol CAS No.67-56-1

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개요

 

주요 사양표

CAS #

EC Number

Hill Formula

Chemical Formula

Molar Mass

Grade Value

67-56-1

200-659-6

CHO

CHOH

32.04 g/mol

Reag. Ph Eur

 
 Description
 Catalogue Number LBN-MR-1060071000(1L), LBN-MR-1060072500(2.5L), LBN-MR-1060074000(4L), LBN-MR-1060075000(5L)
 Synonyms MeOH, Hydroxymethane, Methyl alcohol, Carbinol
 Overview


 With their high degree of UV transmittance, low particle count, low acidity and alkalinity and low evaporation residue

 level, LiChrosolv® solvents are ideal for reproducible separations. Since separations are normally carried out under

 gradient conditions in analytical HPLC, we offer solvents in "gradient grade" as well as "isocratic grade". This enables

 to minimize the gradient effect of the solvent involved.

 
 Product Information
 CAS number 67-56-1
 EC index number 603-001-00-X
 EC number 200-659-6
 Grade Reag. Ph Eur
 Hill Formula CHO
 Chemical formula CH₃OH
 Molar Mass 32.04 g/mol
 HS Code 2905 11 00
 Structure formula Image 

Structure formula Image

 
 Applications
 Application

 Methanol gradient grade for liquid chromatography LiChrosolv® Reag. Ph Eur. CAS 67-56-1, chemical formula

 CHOH, molar mass 32.04 g/mol.

 
 Physicochemical Information
 Boiling point 64.5 °C (1013 hPa)
 Density 0.792 g/cm3 (20 °C)
 Evaporation number 19
 Explosion limit 5.5 - 44 %(V)
 Flash point 9.7 °C
 Ignition temperature 420 °C DIN 51794
 Melting Point -98 °C
 Vapor pressure 128 hPa (20 °C)
 
 Physicochemical Information
 LD 50 oral LD50 Rat 5628 mg/kg
 LD 50 dermal LD50 Rabbit 17100 mg/kg
 
 Safety Information according to GHS
 Hazard Pictogram(s)Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Pictogram(s)
 Hazard Statement(s) H225: Highly flammable liquid and vapour.
 H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled.
 H370: Causes damage to organs.
 Precautionary Statement(s) P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
 P240: Ground/bond container and receiving equipment.
 P280: Wear protective gloves/ protective clothing.
 P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
 P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
 P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
 P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
 Signal Word Danger
 RTECS PC1400000
 Storage class 3 Flammable liquids
 WGK WGK 2 obviously hazardous to water
 Disposal 1
 Strongly contaminated halogen-free organic solvents: container A.
 
 Safety Information according to GHS
 Hazard Symbols Hazard SymbolsToxic
   Hazard SymbolsFlammable
 Categories of danger highly flammable, toxic
 R Phrase

 R 11-23/24/25-39/23/24/25
 Highly flammable.Toxic by inhalation, in contact with skin and if swallowed.Toxic: danger of very serious irreversible

 effects through inhalation, in contact with skin and if swallowed.

 S Phrase

 S 7-16-36/37-45
 Keep container tightly closed.Keep away from sources of ignition - No smoking.Wear suitable protective clothing and 

 gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

 
 Storage and Shipping Information
 Storage Store at +5°C to +30°C.
 
 Transport Information

 Declaration (railroad and road)

 ADR, RID

 UN 1230 , 3 (6.1), II

 Declaration (transport by air)

 IATA-DGR

 UN 1230 , 3 (6.1), II

 Declaration (transport by sea)

 IMDG-Code

 UN 1230 , 3 (6.1), II
 
 Specifications
 Purity (GC) ≥ 99.9 %
 Identity (IR) conforms
 Evaporation residue ≤ 2.0 mg/l
 Water ≤ 0.02 %
 Color ≤ 10 Hazen
 Density (d 20 °C/20 °C) 0.791 - 0.793
 Boiling point 64 - 65 °C
 Acidity ≤ 0.0002 meq/g
 Alkalinity ≤ 0.0002 meq/g
 Gradient grade (at 235 nm) ≤ 2.0 mAU
 Gradient grade (at 254 nm) ≤ 1.0 mAU

 Fluorescence (as quinine at

 254 nm)

 ≤ 1.0 ppb

 Fluorescence (as quinine at

 365 nm)

 ≤ 0.5 ppb

 Transmission (at 210 nm)

 ≥ 20 %
 Transmission (at 220 nm) ≥ 60 %
 Transmission (at 230 nm) ≥ 75 %
 Transmission (at 235 nm) ≥ 83 %
 Transmission (at 250 nm) ≥ 95 %
 Transmission (from 260 nm) ≥ 98 %
 Absorbance (at 225 nm) ≤ 0.170
 Filtered by 0.2 µm filter.
 Suitable for UPLC / UHPLC /Ultra HPLC - instruments.
 Conforms to Methanol R1 and R2 according to Reag. Ph Eur;
 conforms to the requirements of ACS for liquid chromatography suitability.


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