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METHANOL LC-MS

METHANOL LC-MS

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Description

Methyl alcohol
Article No. 0200C Grade LC-MS
Purity 99.9% CAS No. 67-56-1
Molecular Formula CH3OH Molecular Weight 32.04
H.S. Code 2905.1100 Shelf Life 36 Months
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Physical Properties
Physical state at 20 °C Liquid Colour Colorless
Odour Characteristic Melting point/ Freezing point [°C] -98.0
Flammability (solid, gas) Highly flammable liquid and vapors Flash point [°C] 11.0
Boiling point [°C] 64.7 Vapour pressure [20°C] 96.5
Density [g/cm3] 0.791 Relative density, gas (air=1) 1.1
Solubility in water [% weight] Completely soluble Explosion limits – upper [%] 36.50
Explosion limits -lower [%] 5.50

Specifications
Appearance A clear colorless liquid
Purity (by GC) Min 99.9%
Colour scale Max 10 APHA
Water (by KF) Max 0.05%
Residue on evaporation Max 0.001%
Titrable acid Max 0.0003 meq/g
Titrable base Max 0.0002 meq/g
UV absorbance
at 205 nm Max 1.00
at 220 nm Max 0.25
at 230 nm Max 0.15
at 254 nm Max 0.02
at 280 nm Max 0.01
LC-MS Suitability:
ESI + mode (as Reserpine) Max 50 ppb
ESI + mode (as 4-Nitrophenol) Max 50 ppb
LC gradient suitability Passes test
Metal impurities
Aluminium (Al) Max 25 ppb
Barium (Ba) Max 5 ppb
Cadmium (Cd) Max 5 ppb
Calcium (Ca) Max 25 ppb
Chromium (Cr) Max 5 ppb
Cobalt (Co) Max 5 ppb
Copper (Cu) Max 5 ppb
Iron (Fe) Max 5 ppb
Lead (Pb) Max 5 ppb
Lithium (Li) Max 5 ppb
Magnesium (Mg) Max 25 ppb
Manganese (Mn) Max 5 ppb
Nickel (Ni) Max 5 ppb
Potassium (K) Max 25 ppb
Silver (Ag) Max 5 ppb
Sodium (Na) Max 50 ppb
Tin (Sn) Max 5 ppb
Zinc (Zn) Max 5 ppb

Packings
1000 ml 01000

Safety Information
Symbol: GHS02, GHS06, GHS08
Signal Word: Danger
UN No.: 1230
IMCO Class No.: 3, 6.1
Packing Group: II
Hazardous Statement: H225-H301-H311-H331-H370
Precaution Statement: P210-P260-P280-P301 + P310-P311

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