推荐产品
产品名称
甲醇, gradient grade for liquid chromatography LiChrosolv® Reag. Ph Eur
等级
gradient grade
gradient grade
质量水平
Agency
reag. Ph. Eur.
蒸汽密度
1.11 (vs air)
蒸汽压
128 hPa ( 20 °C)
410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)
产品线
LiChrosolv®
方案
≥99.9% (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 %
技术
HPLC: suitable
杂质
≤0.0002 meq/g Acidity
≤0.0002 meq/g Alkalinity
≤0.02% Water
蒸发残留物
≤2.0 mg/L
颜色
APHA: ≤10
透射比
210 nm, ≥20%
220 nm, ≥60%
230 nm, ≥75%
235 nm, ≥83%
250 nm, ≥95%
260 nm, ≥98%
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.)
紫外吸收
λ: 225 nm Amax: ≤0.170
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
应用
- 在Zorbax C18反相柱的流动相中用于分离汞。
- 在固相萃取(SPE)过程中清洗滤芯并作为提取分析物的洗脱剂。
制备说明
分析说明
一致性(IR):符合
蒸发残留物: ≤ 2.0 mg/l
水: ≤ 0.02 %
颜色: ≤ 10 色度
密度 (d 20 °C/20 °C): 0.791 - 0.793
沸点:64 - 65 °C
酸度: ≤ 0.0002 meq/g
碱度: ≤ 0.0002 meq/g
梯度等级(235 nm): ≤ 2.0 mAU
梯度等级(254 nm): ≤ 1.0 mAU
荧光(254 nm处奎宁): ≤ 1.0 ppb
荧光(365 nm处奎宁): ≤ 0.5 ppb
透射率(210 nm): ≥ 20 %
透射率(220 nm): ≥ 60 %
透射率(230 nm): ≥ 75 %
透射率(235 nm): ≥ 83 %
透射率(250 nm): ≥ 95 %
透射率(从260起 nm开始): ≥ 98%
吸光度(225 nm): ≤ 0.170
经0.2 µm过滤器过滤。
适用于UPLC/UHPLC/Ultra HPLC-仪器。
根据Reag的标准,符合甲醇R1和R2。Ph Eur;
符合ACS对液相色谱仪适用性的要求。
法律信息
相关产品
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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