Metanol GC/HPLC GGR

Descripción

CH₃OH
Alcohol metílico, Carbinol
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  ADR: 3 (6.1) II UN 1230 (D/E)  IATA: 3 (6.1) II UN 1230

Specifications :

• UV-Absorbance maximum limit (220 nm) ≤ 0.25
• UV-Absorbance maximum limit (230 nm) ≤ 0.15
• UV-Absorbance maximum limit (254 nm) ≤ 0.02
• UV-Absorbance maximum limit (280 nm) ≤ 0.01
• Gradient Elution test passes test
• Ultraviolet Cutoff ≤ 205nm
• Assay ≥ 99.9%
• Colour (Hazen) ≤ 10
• Water (H₂O) by Karl – Fischer ≤ 0.05%
• Residue on evaporation ≤ 0.0003%
• Titrable acid ≤ 0.0003mEq/g
• Titrable base ≤ 0.0002mEq/g
• Carbonyl compounds ≤ 0.001%
• Substances darkened by H₂SO₄ passes test
• Substances reducing KMnO₄ passes test
• Solubility in water (H₂O) passes test
• ACS Specification passes test
• UV-Absorbance maximum limit (205 nm) ≤ 1.00
• LC Gradient suitability
• Acidity (Acetic acid (CH₃COOH)) ≤ 0.0003meq/g
• Transmittance at 225 nm ≥ 67%
• Transmittance at 235 nm ≥ 83%
• Transmittance at 260 nm ≥ 98%