dichloromagnesium

• ChemBase编号: 132467
• 分子式: Cl2Mg
• 平均质量: 95.211
• 单一同位素质量: 93.92274706
• SMILES: [Mg](Cl)Cl
• Canonical SMILES: Cl[Mg]Cl
• InChI: InChI=1S/2ClH.Mg/h2*1H;/q;;+2/p-2
• InChIKey: TWRXJAOTZQYOKJ-UHFFFAOYSA-L

名称和登记号

名称

• IUPAC标准名: dichloromagnesium
• IUPAC传统名: magnesium chloride
• 别名: 氯化镁; 氯化镁 溶液; 氯化镁 溶液; 类似尿液的电解质; ULE 溶液; 镁离子标准溶液; AAS 镁标准品; 镁原子光谱分析标准浓缩液 1.00g Mg; Magnesium standard solution; 镁标准浓缩液 10.00g Mg; Magnogene; Magnesium chloride; Magnesium chloride solution; Magnesium chloride solution; Urine like electrolyte; ULE solution; Magnesium ion solution for ISE; Magnesium standard for AAS; Magnesium atomic spectroscopy standard concentrate 1.00 g Mg; Magnesium standard solution; Magnesium atomic spectroscopy standard concentrate 10.00 g Mg

登记号

• CAS号: 7786-30-3
• EC号: 232-094-6; 231-791-2
• MDL号: MFCD00011106
• PubChem SID: 24882158; 24868459; 24896955; 24868458; 162226744; 24845463; 24882293; 24845347; 24897235; 24882164; 24882298; 24897291; 24882166; 24896582; 24852507
• PubChem CID: 24584

理论计算性质

• 质子受体: 0
• 质子供体: 0
• LogD (pH = 5.5): 0.469
• LogD (pH = 7.4): 0.469
• Log P: 0.469
• 摩尔折射率: 12.2726 cm^3
• 极化性: 6.5974507 Å^3
• 极化表面积: 0.0 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: H2O: slightly soluble; H2O: soluble
• 外观: beads; powder
• 熔点: 714 °C(lit.)
• 沸点: 1412 °C/1 atm(lit.)
• 密度: 2.32 g/mL at 25 °C(lit.)
• 折射率: n20/D 1.336; n20/D 1.675(lit.)
• 紫外吸收波长: λ: 260 nm Amax: 0.04; λ: 280 nm Amax: 0.03
• pH值: 3.0-5.0 (25 °C)

安全信息

• RTECS编号: OM2800000
• 欧盟危险性物质标志: 刺激性(Irritant) (Xi)
• 德国WGK号: 1; nwg
• 危险公开号: 43
• 安全公开号: 36/37
• GHS危险品标识: GHS07
• GHS警示词: Warning
• GHS危险声明: H317
• GHS警示性声明: P280
• 个人保护装置: Eyeshields, Faceshields, Gloves; Eyeshields, Gloves; Eyeshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US); Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• 保存温度: 2-8°C

产品相关信息

• 纯度: ≥97.0%; ≥98%; ≥98.0% (calc. based on dry substance, KT); 98%; 99.9% trace metals basis; 99.99% trace metals basis
• 浓度: 0.01 M Mg; 0.1 M Mg; 0.5 M MgCl2; 1 mg/mL Mg; 1.0 g/L Mg in hydrochloric acid; 1.0 M MgCl2; 1.00 g/L; 1.00 M±0.01 M; 10.00 g/L; 1000 ppm Mg; 2 M in H2O; 25 mM±1 mM
• 级别: analytical standard (for ion-selective electrodes); anhydrous; CP; for molecular biology; PCR Reagent; puriss.; purum
• 颗粒大小: ≤70 μm; -10 mesh; -325 mesh
• 包装: vial of 1.5 mL
• 适用性: suitable for atomic absorption spectrometry; suitable for insect cell culture
• 杂质: <15%; <5%; ≤0.0002% total nitrogen (N); ≤0.5% insoluble matter in water; ≤0.5% Insolubles; DNases, none detected; insoluble matter, passes filter test; phosphatases, none detected; proteases, none detected; RNases, none detected
• 痕量阳离子: Al: ≤1 mg/kg; As: ≤0.1 mg/kg; Ba: ≤1 mg/kg; Bi: ≤1 mg/kg; Ca: ≤10 mg/kg; Cd: ≤1 mg/kg; Co: ≤1 mg/kg; Cr: ≤1 mg/kg; Cu: ≤1 mg/kg; Fe: ≤1 mg/kg; heavy metals (as Pb): ≤5 ppm; K: ≤500 mg/kg; Li: ≤1 mg/kg; Mn: ≤1 mg/kg; Mo: ≤1 mg/kg; Na: ≤100 mg/kg; Ni: ≤1 mg/kg; Pb: ≤1 mg/kg; Sr: ≤1 mg/kg; Zn: ≤1 mg/kg
• 痕量阴离子: phosphate (PO43-): ≤5 mg/kg; sulfate (SO42-): ≤20 mg/kg
• 其他组分: 0.4% formaldehyde as stabilizer
• Foreign Activity: DNase, RNase, NICKase and protease, none detected; DNase, RNase, none detected
• 无菌消毒: 0.2 μm filtered
• 有效期: (limited shelf life, expiry date on the label)
• 干燥失重: ≤3% loss on drying
• 产品质量级别: PREMIUM
• 品质说明: ampule; volumetric
• λ: neat
• 产品线: BioUltra
• 线性分子式: MgCl2

详细说明

Sigma Aldrich - M8787

Suitability
Suitable for optimization of polymerase chain reactions.

Sigma Aldrich - M8266

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Caution
灰/黑斑外观不影响使用。
包装
1 kg in poly bottle
100 g in poly bottle

Sigma Aldrich - 449164

包装
10, 50 g in ampule

Sigma Aldrich - M1028

Preparation Note
在 18 兆欧水中制备

Sigma Aldrich - 449172

包装
10, 50 g in ampule

Sigma Aldrich - 208337

包装
1 kg in poly bottle
100 g in poly bottle
5 kg in poly drum

Sigma Aldrich - 63030

General description
请访问 滴定中心 了解更多信息。

Sigma Aldrich - 63031

General description
请访问我们的 传感器应用页面 以了解更多信息。
Preparation Note
由 MgCl2.6H2O 和 H2O 配制而成

Sigma Aldrich - 244139

Other Notes
含有痕量不溶性镁
Application
甲烷选择性氧化偶联的有用催化剂。1

Sigma Aldrich - 63046

Preparation Note
用 MgCl2.6H2O 和 HCl (~0.05 M) 制备

Sigma Aldrich - 63063

Caution
可能含有颗粒
Other Notes
在聚丙烯酰胺凝胶中对蛋白聚糖进行阿辛蓝染色时消除非特异性染色1

Sigma Aldrich - 02656

Preparation Note
用 MgCl2.6H2O 和 H2O 制备

Sigma Aldrich - 93975

Components
130 mM MgCl2 缓冲液 (pH 8)
General description
请访问 传感器应用门户网站 了解更多信息。
Other Notes
用于质量控制临床应用钾选择性电极的溶液1

Sigma Aldrich - 63042

General description
请访问我们的 传感器应用页面 以了解更多信息。
Preparation Note
由 MgCl2.6H2O 和 H2O 配制而成

Sigma Aldrich - 63020

General description
请访问 滴定中心 了解更多信息。

Sigma Aldrich - 03371

Preparation Note
用 MgCl2.6H2O 和 H2O 制备