Methanol LC/MS LGR

CH₃OH
M.W : 32.04 CAS : 67-56-1 EC : 200-659-6 EC INDEX : 603-001-00-X
UN : 1230 IMDG : 3(6.1) II UN 1230


Specifications :

• Assay ≥ 99.9%
• Appearance Clear colourless liquid
• Water (H₂O) by Karl – Fischer ≤ 0.05%
• Colour (Hazen) ≤ 10
• Acidity (Acetic acid (CH₃COOH)) ≤ 0.0003%
• Alkalalinity (Ammonia (NH₃)) ≤ 0.0002%
• Residue on evaporation ≤ 0.001%
• Gradient elution High Peak at 254 nm ≤ 0.002AU
• Transmittance at 220 nm ≥ 60%
• Transmittance at 235 nm ≥ 85%
• Transmittance at 260 nm ≥ 98%
• LC Gradient suitability Passes test
• Nickel (Ni) ≤ 0.000002%
• Barium (Ba) ≤ 0.00001%
• Iron (Fe) ≤ 0.00001%
• Aluminum (Al) ≤ 0.00005%
• Calcium (Ca) ≤ 0.00001%
• Chromium (Cr) ≤ 0.000002%
• Copper (Cu) ≤ 0.000001%
• Manganese (Mn) ≤ 0.000001%
• Cobalt (Co) ≤ 0.000002%
• Magnesium (Mg) ≤ 0.00001%
• Sodium (Na) ≤ 0.00001%
• Potassium (K) ≤ 0.00001%
• Lead (Pb) ≤ 0.000002%
• Cadmium (Cd) ≤ 0.000005%
• Silver (Ag) ≤ 0.00001%
• Tin (Sn) ≤ 0.00001%
• Zinc (Zn) ≤ 0.00001%