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Methanol ≥99.90% for HPLC gradient analysis, Rankem®

Supplier: RANKEM

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M0278 M0279
RANKM0278EA 762.3 INR InStock
RANKM0278 RANKM0279
Methanol ≥99.90% for HPLC gradient analysis, Rankem®
Methanol
High purity solvent providing stable baseline. Improved specifications enabling better performance and clean chromatograms in the relevant elution range.

  • Batch-to-Batch consistency
  • Chemically treated for removal of UV-absorbing, fluorescence -sensitive, aromatic impurities
  • Controlled acidity/alkalinity (≤0,0002 meq/g) and water (≤0,03%)

Description: A clear, colourless liquid. Filtered through 0,2 µm filters.


Formula: CH₃OH
MW: 32.04 g/mol
Boiling Pt: 64,6 °C (1013 hPa)
Melting Pt: –98 °C
Density: 0,7918 g/cm³ (20 °C)
Flash Pt: 11 °C (closed cup)
 MDL Number: MFCD00004595
CAS Number: 67-56-1
EINECS: 200-659-6
UN: 1230
ADR: 3 II
Merck Index: 13,05984
https://qa.digitalassets.avantorsciences.com/adaptivemedia/rendition?id=5ea983428c5015ad8417c1e1c260cce3a4d1de3c&vid=7bb8f9d74455604a6191a480ba063529ad0783c7&prid=web&clid=SAPDAM
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Specification Test Results
Color (APHA) ≤ 10
Guarantee Analysis .
Assay(GC) Min. 99.90 %
Weight Per ml (at 20°C) 0.790 -- 0.792 g
Identity (IR) Conforms
Maximum Limits Of Impurities .
Residue After Evaporation Max. 0.0005 %
Titrable Acid Max. 0.0002 meq/g
Titrable Base Max. 0.0002 meq/g
Water ( By KF) Max. 0.03 %
UV Transmittance .
Wavelength .
210 nm Min. 30 %
220 nm Min. 60 %
230 nm Min. 80 %
240 nm Min. 90 %
From 260 nm Min. 98 %
Gradient Performance .
at 254 nm ≤ 2 mAU
at 235 nm ≤ 5 mAU

 

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