Methanol 99,9 GC_ASSAY_METHOD, UltimAR® LC_Organic_Residue_Analysis, UV, Macron Fine Chemicals™
供应商: Avantor Performance Materials
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Danger
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Synonyms:
木精
MACRH488-68EA
1121
CNY
MACRH488-68
MACRH488-10
MACRH488-06
Methanol 99,9 GC_ASSAY_METHOD, UltimAR® LC_Organic_Residue_Analysis, UV, Macron Fine Chemicals™
甲醇
UltimAR-solvents that meet ACS specifications for liquid chromatography, UV-spectrophotometry, and general purpose use. They are also tested by GC/ECD and GC/FID for use in extraction/concentration sample clean-up protocols for trace-level organic impurities.
Suitable for liquid chromatography, extract/conc, UV-spectrophotometry, organic residue analysis.
分子式:
CH₃OH 分子量: 32.04 g/mol 沸点: 64.6 溶点: –98 °C 密度: 0.7918 g/cm³ (20 °C) 闪点: 11 °C (closed cup) 存储条件: Ambient |
MDL编号:
MFCD00004595 CAS号: 67-56-1 EINECS: 200-659-6 UN号: 1230 ADR: 3 II REACH: 01-2119433307-44 Merck Index: 13,05984 |
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产品技术规格
For Laboratory,Research,or Manufacturing Use | Passes Test |
Appearance | Passes Test |
ACS - Assay (CH₃OH) (by GC, corrected for water) | ≥99.9 % |
Carbonyl Compounds - Acetone | ≤0.001 % |
Carbonyl Compounds - Acetaldehyde | ≤0.001 % |
Carbonyl Compounds - Formaldehyde | ≤0.001 % |
Color (APHA) | ≤5 |
Residue after Evaporation | ≤0.00010 % |
Solubility in H₂O | Passes Test |
Substances Darkened by H₂SO₄ | Passes Test |
Substances Reducing Permanganate | Passes Test |
Titrable Acid (meq/g) | ≤0.0003 |
Titrable Base (meq/g) | ≤0.0002 |
Water (H₂O)(by Karl Fischer titrn) | ≤0.05 % |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 205 nm | ≤1.00 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 210 nm | ≤0.80 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 220 nm | ≤0.25 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 230 nm | ≤0.12 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 240 nm | ≤0.05 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 260 nm | ≤0.01 |
Ultraviolet Absorbance (1.00-cm cell vs. water) - 400 - 280 nm | ≤0.005 |
Liquid Chromatography Suitability Absorbance | Passes Test |
HPLC Gradient Elution (No Peak Greater than 25% of Full Scale)(0.005 au) | Passes Test |
ECD Sensitive Impurities (as Heptachl or Epoxide) Single Peak (ng/L) | ≤5 |
Sum of the Peaks (ng/L) | ≤10 |
FID Sensitive Impurities (as 2-Octano l) Single Peak (µg/L) | ≤5 |
Sum of the Peaks (µg/L) | ≤10 |
Fluorescence Trace Impurities, measured as Quinine Base - at Emission Maximum for Impurities | ≤1.0 ppb |
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