magnesium

• ChemBase编号: 105873
• 分子式: Mg
• 平均质量: 24.305
• 单一同位素质量: 23.9850417
• SMILES: [Mg]
• Canonical SMILES: [Mg]
• InChI: InChI=1S/Mg
• InChIKey: FYYHWMGAXLPEAU-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: magnesium; magnesium dihydride
• IUPAC传统名: magnesium; magnesium dihydride
• 别名: 镁卷片, -4目; 镁粉, -100+200目; 镁柱, 3.175mm (0.125in) 直径 x 6.35mm (0.25in) 长, 退火; 镁棒, 7.9mm (0.31in) 直径 x 25mm (1in) 长; 1000 g/ml; 镁,等离子标准溶液, Specpure®, Mg 10,000®g/ml; 镁,油基标准溶液, Specpure®, Mg 1000®g/g; 镁,等离子标准溶液, Specpure®, Mg 1000®g/ml; 镁, AAS标准溶液, Specpure®, Mg 1000 μg/ml; 镁粉, -20+100 目; 镁颗粒, -12+50 目; 镁卷曲片, 1cm (0.4in) 或更小, Puratronic®; 硝酸镁 - 硝酸 溶液; 镁改进剂; 镁基体改进剂; AQUANAL™-plus 镁 (Mg) 100-1500mg/L; 镁，氢活化; 镁 制备; 镁卷片; 镁; 氢化镁; 镁溅射靶, 50.8mm (2.0in) 直径 x 6.35mm (0.250in) 厚; 镁溅射靶, 76.2mm (3.0in) 直径 x 6.35mm (0.250in) 厚; 镁箔, 0.25mm (0.01in) 厚, 硬; 镁溅射靶, 50.8mm (2.0in) 直径 x 3.18mm (0.125in) 厚; 镁溅射靶, 76.2mm (3.0in) 直径 x 3.18mm (0.125in) 厚; 镁箔, 0.125mm (0.005in) 厚, 硬; 镁箔, 1.0mm (0.04in) 厚, 硬; 镁, 油基标准溶液, Specpure®, Mg 5000μg/g; 镁箔, 0.05mm (0.002in)厚, 硬性; 镁柱, 3.175mm (0.125in) 直径 x 3.175mm (0.125in) 长, 未退火; 镁柱, 6.35mm (0.25in) 直径 x 6.35mm (0.25in) 长; 镁柱, 6.35mm (0.25in) 直径 x 12.7mm (0.50in) 长; 镁带,大概尺寸, 3.0mm (0.12in)宽, 0.15mm (0.0059in)厚; 镁卷曲片; 镁粉, -325 目; 镁棒, 3.3cm (1.3in) 直径 x 30cm (12in)长; Magnesium turnings, -4 mesh; Magnesium powder, -100+200 mesh; Magnesium slug, 3.175mm (0.125in) dia x 6.35mm (0.25in) length, annealed; Magnesium rod, 7.9mm (0.31in) dia x 25mm (1in) length; Magnesium, Ion chromatography standard solution, Specpure®, Mg; Magnesium, plasma standard solution, Specpure®, Mg 10,000 g/ml; Magnesium, Oil based standard solution, Specpure®, Mg 1000 g/g; Magnesium, plasma standard solution, Specpure®, Mg 1000 g/ml; Magnesium, AAS standard solution, Specpure®, Mg 1000 g/ml; Magnesium powder, -20+100 mesh; Magnesium granules, -12+50 mesh; Magnesium turnings, 1cm (0.4in) & down, Puratronic®; Magnesium modifier; Magnesium nitrate - nitric acid solution; Magnesium matrix modifier; AQUANAL™-plus magnesium (Mg) 100-1500 mg/L; Magnesium, hydrogen activated; Magnesium preparation; MAGNESIUM, ATOMIZED POWDER, 18 MICRON; Magnesium, turnings; MAGNESIUM NITRATE HEXAHYDRATE ACS REAGENT GRADE; Magnesium; Magnesium hydride; Magnesium sputtering target, 50.8mm (2.0in) dia x 6.35mm (0.250in) thick; Magnesium sputtering target, 76.2mm (3.0in) dia x 6.35mm (0.250in) thick; Magnesium sputtering target, 50.8mm (2.0in) dia x 3.18mm (0.125in) thick; Magnesium foil, 0.25mm (0.01in) thick, hard; Magnesium sputtering target, 76.2mm (3.0in) dia x 3.18mm (0.125in) thick; Magnesium foil, 0.125mm (0.005in) thick, hard; Magnesium foil, 1.0mm (0.04in) thick, hard; Magnesium, Oil based standard solution, Specpure®, Mg 5000 g/g; Magnesium foil, 0.05mm (0.002in) thick, hard; Magnesium slug, 3.175mm (0.125in) dia x 3.175mm (0.125in) length, unannealed; Magnesium slug, 6.35mm (0.25in) dia x 6.35mm (0.25in) length; Magnesium slug, 6.35mm (0.25in) dia x 12.7mm (0.50in) length; Magnesium ribbon, approximate dimensions, 3.0mm (0.12in) wide, 0.15mm (0.0059in) thick; Magnesium turnings; Magnesium powder, -325 mesh; Magnesium rod, 3.3cm (1.3in) dia x 30cm (12in) long; Magnesium

登记号

• CAS号: 13446-18-9; 7693-27-8; 7439-95-4
• EC号: 231-714-2; 231-791-2; 233-826-7; 231-104-6; 231-705-3
• MDL号: MFCD00011101; MFCD00066799; MFCD00085308
• Beilstein号: 4948473
• PubChem SID: 24870298; 24847996; 24863323; 24855356; 24870319; 24865171; 24882289; 24882296; 24863293; 24856135; 24855344; 24858042; 24847988; 24885745; 162093130; 24873289; 24882294; 24871045; 24863360; 24855357; 24882170; 24851981
• PubChem CID: 5462224

理论计算性质

• 质子受体: 0
• 质子供体: 0
• LogD (pH = 5.5): -1.402
• LogD (pH = 7.4): -1.402
• Log P: -1.402
• 摩尔折射率: 1.6 cm^3
• 极化性: 2.8037665 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

• 外观: ≈0.04g/slug; ≈0.05g/25x25mm, Temper: as rolled; ≈0.09g/slug; ≈0.14g/25x25mm, Temper: as rolled; ≈0.27g/25x25mm, Temper: as rolled; ≈0.35g/slug; ≈0.78g/m; ≈0.7g/slug; ≈1.1g/25x25mm, Temper: as rolled; ≈2.1g/piece; ≈450g/pc; 2.3mm (0.09in) wide; 3.2mm (0.13in) wide; Ca typically 0.1-1%; chips; dendritic pieces; granular; grit; ingot; Liquid; plate; powder; ribbon; rod; small turnings; suspension; turnings; wire
• 熔点: 327°C dec.; 648 °C; 648 °C(lit.); 89°C
• 沸点: 1090 °C; 1090 °C(lit.)
• 闪点: 1 °F; -17 °C; -25.6 °F; -32 °C
• 自燃点: 950 °F
• 密度: 0.889 g/mL at 25 °C; 1.45; 1.45 g/mL at 25 °C(lit.); 1.636 g/ml; 1.74 g/mL at 25 °C; 1.74 g/mL at 25 °C(lit.)
• 蒸汽压: 1 mmHg ( 621 °C)
• 电阻率: 4.46 μΩ-cm, 20°C; 4.46 μΩ-cm20°C

安全信息

• 保存条件: Room Temperature (15-30°C), Desiccate
• 保存注意事项: Moisture Sensitive
• RTECS编号: OM2100000; OM3756000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 易燃性(Flammable) (F); 氧化性(Oxidising) (O); 刺激性(Irritant) (Xi)
• 联合国危险货物编号: 1418; 1474; 1869; 2010; 2056; 3264; UN1418; UN1869; UN2010; UN3264
• 德国WGK号: 1; 2; 3; nwg
• 联合国危险货物等级: 3; 4.1; 4.3; 5.1; 8
• 联合国危险货物包装类别(PG): 1; 2; 3; I; II; III
• 澳大利亚Hazchem: 1Z
• 危险公开号: 11-15; 11-15-19-36/37; 11-15-36/37/38; 11-19-36/37; 15-17; 34; R:15-17; R:8-36/37/38
• 安全公开号: 16-26; 16-26-29-33-43.4-7/8; 23-26-36/37/39-45; 26-36/37/39-45; 7/8-43; 7-8-16-26-36/37/39-43; S:17-26-36/37/39; S:7/8
• 欧盟危险货物分类: O2
• 欧盟危险识别号(EUHIN): 5.1B
• 美国ERG指导号: 140
• TSCA收录: 否; 是
• GHS危险品标识: GHS02; GHS05; GHS07
• GHS警示词: Danger; Warning
• GHS危险声明: H225-H251-H302-H319-H335-H336; H228; H228-H251-H261; H228-H260; H228-H261; H250-H260; H260-H315-H319; H314; H314-H318
• GHS警示性声明: P210; P210-P223-P231 + P232-P370 + P378-P422; P210-P231 + P232-P235 + P410-P422; P210-P231 + P232-P422; P210-P231+P232-P241-P370+P378A-P402+P404-P501A; P210-P231+P232-P241-P370+P378A-P420-P501A; P210-P231+P232-P241-P370+P378I-P420-P501A; P210-P235 + P410-P261-P305 + P351 + P338; P222-P223-P231 + P232-P370 + P378-P422; P223-P231 + P232-P305 + P351 + P338-P370 + P378-P422; P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P280-P305 + P351 + P338-P310
• 个人保护装置: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges; Eyeshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US); Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1418 4.3/PG 2; UN 1869 4.1/PG 3; UN 2010 4.3/PG 1; UN 2056 3/PG 2; UN 3264 8/PG 2
• 欧盟补充危害声明: May form explosive peroxides.
• 保存温度: 2-8°C

产品相关信息

• 纯度: ≥98.0%; ≥99%; ≥99% trace metals basis; ≥99.0%; ≥99.0% (KT); ≥99.5%; ≥99.5% Mg basis; ≥99.8%; ≥99.9% trace metals basis; 95+%; 98%; 98.0-102.0%; 99.5% trace metals basis; 99.6% (metals basis excluding Ca); 99.8%; 99.8% (metals basis); 99.9% (metals basis); 99.9% trace metals basis; 99.95%; 99.95% (metals basis); 99.95% trace metals basis; 99.98%; 99.98% (metals basis); 99.98% trace metals basis; 99.99% trace metals basis; 99.998% trace metals basis; 99+%
• 浓度: 10.0 g/L±0.3 g/L Mg; 2.5 g in THF
• 级别: ACS; check solution for 37426 (calibrated standard (Mg = 0.3 mg/mL)); for graphite furnace-AAS; hydrogen-storage grade; puriss. p.a.; purum; REAGENT; reagent grade; ReagentPlus®; SAJ first grade
• 颗粒大小: ~1.6 mm; ~1/8 in.; 20-230 mesh; 30-80 mesh; -325 mesh; 4-30 mesh; -50 mesh; 50-150 mesh
• 主要成分: , 37.5 mmol; anhydrous tetrahydrofuran, 37.5 mmol
• 简要说明: Metals basis purity
• 杂质: ≤0.01% insoluble in HCl; ≤0.05% insoluble in HCl; ≤0.05% insoluble matter in HCl
• 痕量阳离子: Ag: ≤0.001 mg/kg; As: ≤0.01 mg/kg; Cd: ≤0.001 mg/kg; Cu: ≤50 mg/kg; Fe: ≤200 mg/kg; Fe: ≤500 mg/kg; Pb: ≤0.01 mg/kg; Pb: ≤100 mg/kg; Se: ≤0.1 mg/kg; Tl: ≤0.01 mg/kg
• 提纯方法: distillation
• 使用说明: sufficient for 60 tests
• 产品质量级别: PREMIUM
• 品质说明: according to Grignard
• Mol. Weight: Mr 256.41 g/mol
• 直径: 127 μm; 6 mm
• 测量范围: 100-1500 mg/L, (color chart); 10-1000 mg/L, (photometric, Spectro 3)
• 尺寸: ~3 mm × 0.2 mm
• 长 × 宽 × 厚度: 100 mm × 100 mm × 50 mm ± 0.5 mm
• Effective L: 3.2 mm
• 宽度: 0.25 mm
• 长×宽×高: 100 mm × 100 mm × 50 mm
• Appearance: turnings
• 线性分子式: Mg; MgH2
• Empirical Formula (Hill Notation): Mg

详细说明

MP Biomedicals - 05208666

MP Biomedicals Rare Chemical collection

MP Biomedicals - 02194884

Hexahydrate
ACS Reagent Grade
Purity: 98.0-102.0%

Sigma Aldrich - 723312

Other Notes
产品为制备的有机镁试剂的 0.5M 溶液，40% 顶空
包装
0.9 g in Sure/Seal™
法律信息
Sure/Seal is a trademark of Sigma-Aldrich Co. LLC

Sigma Aldrich - 474754

包装
5, 25 g in ampule
Application
与 Ca 和 Sn 固态合成可产生新相 Ca6.2Mg3.8Sn7，其具有由平面四方形锡单元组成的全新锡链。1

Sigma Aldrich - 735779

包装
1 ea in poly bottle

Sigma Aldrich - 735760

General description
Variety of magnesium alloys for applications such as medical implants, batteries and hydrogen storage materials as well as light structural metal alloys.
包装
1 ea in rigid mailer

Sigma Aldrich - 465992

包装
5, 25 g in ampule
Application
与 Ca 和 Sn 固态合成可产生新相 Ca6.2Mg3.8Sn7，其具有由平面四方形锡单元组成的全新锡链。1

Sigma Aldrich - 682896

包装
10 g in glass bottle

Sigma Aldrich - 529494

包装
50 g in glass bottle

Sigma Aldrich - 37466

Analysis Note
也用于光度测定评估
法律信息
AQUANAL 商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 13112

Analysis Note
外观：银灰色

Sigma Aldrich - 403148

包装
50, 250 g in poly bottle

Sigma Aldrich - 299405

包装
10 g in poly tube
Quantity
10g = 2×100mm；50g = 10×100mm

Sigma Aldrich - 499579

包装
100 mL in Sure/Seal™
Legal Information
Rieke® Metals, Inc. 产品 ®Rieke Metals, Inc. 的注册商标
法律信息
Rieke is a registered trademark of Rieke Metals, Inc.

Sigma Aldrich - 254118

包装
1 kg in poly bottle
250 g in poly bottle

Sigma Aldrich - 683043

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Analysis Note
可按要求提供氢含量、XRD 谱图和金属纯度数据。
General description
Atomic number of base material: 12
包装
10 g in glass bottle

Sigma Aldrich - 723320

Other Notes
产品为制备的有机镁试剂的 0.5M 溶液，40% 顶空。
包装
75 mL in Sure/Seal™
法律信息
Sure/Seal is a trademark of Sigma-Aldrich Co. LLC

Sigma Aldrich - 734365

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
包装
1 ea in poly spool

Sigma Aldrich - 465666

包装
50, 250 g in poly bottle
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 253987

包装
1 kg in poly bottle
100 g in poly bottle
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 63043

包装
50 mL in glass bottle
Physical form
Mg(NO3)2.6H2O in ~17% nitric acid

Sigma Aldrich - 266302

包装
25 g in rigid mailer
Quantity
25g = 36.6m
法律信息
ReagentPlus 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 200905

Application
适用于格氏反应。
包装
100, 500 g in poly bottle
2.5 kg in steel drum

Sigma Aldrich - 37506

法律信息
AQUANAL 商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 37426

Analysis Note
MethodFormation of a red dye with reagent according to Mann and YoeGradation (color chart)0 - 100 - 200 - 300 - 500 - 1000 - 1500 mg/L (Mg2+)
法律信息
AQUANAL 商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 254126

包装
2 kg in poly bottle
500 g in poly bottle