Product Name
甲醇, for analysis EMPARTA® ACS
等级
ACS reagent
reagent grade
质量水平
蒸汽密度
1.11 (vs air)
蒸汽压
128 hPa ( 20 °C)
410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)
描述
for analytical purposes
for extraction
产品线
EMPARTA®
方案
≥99.8% (GC)
表单
liquid
自燃温度
725 °F
效能
5628 mg/kg LD50, oral (Rat)
17100 mg/kg LD50, skin (Rabbit)
expl. lim.
36 %
dilution
(for routine analytical applications)
杂质
≤0.0002 meq/g Titrable base
≤0.0003% Substances reducing potassium permanganate (as O)
≤0.0003 meq/g Titrable acid
≤0.001% Acetaldehyde
≤0.001% Acetone
≤0.001% Formaldehyde
≤0.1% Water
蒸发残留物
≤0.001%
颜色
clearAPHA: ≤10
折射率
n20/D 1.329 (lit.)
运动粘度
0.54-0.59 cSt(20 °C)
沸点
64.7 °C (lit.)
mp
−98 °C (lit.)
转变温度
flash point 9.7 °C
密度
0.791 g/mL at 25 °C (lit.)
应用
environmental
food and beverages
industrial qc
pharmaceutical
sample preparation
包装形式
neat
储存温度
2-30°C
SMILES字符串
CO
InChI
1S/CH4O/c1-2/h2H,1H3
InChI key
OKKJLVBELUTLKV-UHFFFAOYSA-N
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一般描述
Exceptional Quality Standards: These solvents meet or exceed ACS specifications, providing assurance of high quality that is crucial for accurate testing and analysis in quality control.
Consistent Reproducibility: Designed for precision, the solvents ensure that results can be reliably reproduced, which is vital for maintaining compliance and integrity in quality control processes.
Versatile Applications: Suitable for a variety of QC tasks, including analytical testing, method validation, and testing USP/NF monographs, these solvents support a comprehensive approach to quality assurance in laboratory settings.
应用
- A technique based on infrared spectroscopy for determining sulfanilamide levels sustainably: Progress and comparisons of greenness and whiteness using ComplexGAPI, AGREE, and RGB.: This research introduces a sustainable method using methanol in infrared spectroscopy to measure sulfanilamide levels, highlighting advancements in green analytical chemistry (Lahkar et al., 2024).
- A novel method for quantitative determination of multiple substances using Raman spectroscopy combined with CWT.: The study utilizes methanol as a solvent in a new Raman spectroscopy technique to quantitatively analyze various substances, demonstrating enhanced precision in chemical analysis (Yang et al., 2024).
包装
分析说明
Identity (IR): conforms
Appearance: clear
Color: ≤ 10 Hazen
Solubility in water: conforms
Titrable acid: ≤ 0.0003 meq/g
Titrable base: ≤ 0.0002 meq/g
Boiling point: 64 - 65 °C
Acetone: ≤ 0.001 %
Acetaldehyde: ≤ 0.001 %
Formaldehyde: ≤ 0.001 %
Readily carbonizable substances: conforms
Substances reducing potassium permanganate (as O): ≤ 0.0003 %
Evaporation residue: ≤ 0.001 %
Water: ≤ 0.1 %
法律信息
警示用语：
Danger
危险分类
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1
靶器官
Eyes,Central nervous system
储存分类代码
3 - Flammable liquids
WGK
WGK 2
闪点(°F)
49.5 °F - closed cup
闪点(°C)
9.7 °C - closed cup
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