Palladium

Q: Palladium 的分子式与分子量是多少？

分子式 Pd，分子量 106.42。

CAS 7440-05-3PdMW 106.42

Palladium（CAS 7440-05-3）：分子式 Pd、分子量 106.42；类别无机化学品。

规格参数

CAS号7440-05-3

分子式Pd

分子量106.42

熔点1554.9 °C

沸点2963 °C

应用领域Uses: Platinum、gold、and nickel ores contain palladium. Palladium has been used as a hydrogenation catalyst. [HSDB] One of 6 metals in the platinum group that also includes Rh、Ru、Ir、and Os、Highest use in electronic、dental、and catalytic products、Occupational exposures occur in mining and dental laboratories、Used as a catalyst in many industries、General public exposures occur from automobile catalytic converters、dental restorations、and jewelry、[Nordberg、p. 1113-20]、Metal Extraction and Refining [Category: Industry]、Palladium is used in gold、silver and copper alloys in dentistry. Alloys are also used for bearings、strings、and balance wheels in watches. Palladium is used as a catalyst in the manufacture of sulfuric acid. In powder form it is used as a catalyst in hydrogenation. The sponge form is used for separation of hydrogen from a mixture of gases. Silver alloys are used for electrical contacts.、The automotive industry has used palladium in catalytic converters since 1974. ... In jewelry、palladium hardened with 4-5% ruthenium provides a light、white、strong、tarnish-free alloy for watch cases、brooches、and settings for gems.、...For alloy bearings、springs、balance wheels of watches、for mirrors in astronomical instruments、as catalyzer in manufacture of sulfuric acid and in other oxidizing processes.、Alloys for electrical relays and switching systems in telecommunication equipment、catalyst for reforming cracked petroleum fractions and hydrogenation、metallizing ceramics、"white" gold in jewelry、aircraft spark plugs、protective coatings.、For more Uses (Complete) data for PALLADIUM、ELEMENTAL (9 total)、please visit the HSDB record page.、Palladium is found mainly in catalytic converters and jewelry. It is also found in many electronics including computers、mobile phones、multi-layer ceramic capacitors、component plating、low voltage electrical contacts、and SED、OLED、LCD televisions. Palladium is also used in dentistry、medicine、hydrogen purification、chemical applications、and groundwater treatment. Palladium plays a key role in the technology used for fuel cells、which combines hydrogen and oxygen to produce electricity、heat and water. (L794)、Formulations、Preparations: Grade: CP (99.99%)、technical (99.0%)、Available as wire、leaf、powder、and single crystals.、Purified metals between 99.9% and 99.999% palladium are available for chemical or medical use as foil、granules、rod or wire.、General Manufacturing Information: Palladium: ACTIVE

类别Inorganic Chemicals

用途与场景

登记用途：Uses: Platinum、gold、and nickel ores contain palladium. Palladium has been used as a hydrogenation catalyst. [HSDB] One of 6 metals in the platinum group that also includes Rh、Ru、Ir、and Os、Highest use in electronic、dental、and catalytic products、Occupational exposures occur in mining and dental laboratories、Used as a catalyst in many industries、General public exposures occur from automobile catalytic converters、dental restorations、and jewelry、[Nordberg、p. 1113-20]、Metal Extraction and Refining [Category: Industry]、Palladium is used in gold、silver and copper alloys in dentistry. Alloys are also used for bearings、strings、and balance wheels in watches. Palladium is used as a catalyst in the manufacture of sulfuric acid. In powder form it is used as a catalyst in hydrogenation. The sponge form is used for separation of hydrogen from a mixture of gases. Silver alloys are used for electrical contacts.、The automotive industry has used palladium in catalytic converters since 1974. ... In jewelry、palladium hardened with 4-5% ruthenium provides a light、white、strong、tarnish-free alloy for watch cases、brooches、and settings for gems.、...For alloy bearings、springs、balance wheels of watches、for mirrors in astronomical instruments、as catalyzer in manufacture of sulfuric acid and in other oxidizing processes.、Alloys for electrical relays and switching systems in telecommunication equipment、catalyst for reforming cracked petroleum fractions and hydrogenation、metallizing ceramics、"white" gold in jewelry、aircraft spark plugs、protective coatings.、For more Uses (Complete) data for PALLADIUM、ELEMENTAL (9 total)、please visit the HSDB record page.、Palladium is found mainly in catalytic converters and jewelry. It is also found in many electronics including computers、mobile phones、multi-layer ceramic capacitors、component plating、low voltage electrical contacts、and SED、OLED、LCD televisions. Palladium is also used in dentistry、medicine、hydrogen purification、chemical applications、and groundwater treatment. Palladium plays a key role in the technology used for fuel cells、which combines hydrogen and oxygen to produce electricity、heat and water. (L794)、Formulations、Preparations: Grade: CP (99.99%)、technical (99.0%)、Available as wire、leaf、powder、and single crystals.、Purified metals between 99.9% and 99.999% palladium are available for chemical or medical use as foil、granules、rod or wire.、General Manufacturing Information: Palladium: ACTIVE。

采购档案

这个产品是什么

Palladium 是一种无机化合物，登记 CAS 号为 7440-05-3，分子式 Pd（分子量 106.42），归属于无机化学品大类化工原料。

识别信息

登记 CAS 号：7440-05-3

其分子式 Pd 由 1 个钯组成。

别名/同义词：Palladium · Eggshell powder

所属分类：无机化学品

常见问题

Palladium 的 CAS 号是多少？

Palladium 的 CAS 登记号为 7440-05-3。

Palladium 的分子式与分子量是多少？

分子式 Pd，分子量 106.42。

Palladium 还有哪些别名？

别名/同义词：Palladium、Eggshell powder。

Palladium 的登记用途是什么？

登记用途：Uses: Platinum、gold、and nickel ores contain palladium. Palladium has been used as a hydrogenation catalyst. [HSDB] One of 6 metals in the platinum group that also includes Rh、Ru、Ir、and Os、Highest use in electronic、dental、and catalytic products、Occupational exposures occur in mining and dental laboratories、Used as a catalyst in many industries、General public exposures occur from automobile catalytic converters、dental restorations、and jewelry、[Nordberg、p. 1113-20]、Metal Extraction and Refining [Category: Industry]、Palladium is used in gold、silver and copper alloys in dentistry. Alloys are also used for bearings、strings、and balance wheels in watches. Palladium is used as a catalyst in the manufacture of sulfuric acid. In powder form it is used as a catalyst in hydrogenation. The sponge form is used for separation of hydrogen from a mixture of gases. Silver alloys are used for electrical contacts.、The automotive industry has used palladium in catalytic converters since 1974. ... In jewelry、palladium hardened with 4-5% ruthenium provides a light、white、strong、tarnish-free alloy for watch cases、brooches、and settings for gems.、...For alloy bearings、springs、balance wheels of watches、for mirrors in astronomical instruments、as catalyzer in manufacture of sulfuric acid and in other oxidizing processes.、Alloys for electrical relays and switching systems in telecommunication equipment、catalyst for reforming cracked petroleum fractions and hydrogenation、metallizing ceramics、"white" gold in jewelry、aircraft spark plugs、protective coatings.、For more Uses (Complete) data for PALLADIUM、ELEMENTAL (9 total)、please visit the HSDB record page.、Palladium is found mainly in catalytic converters and jewelry. It is also found in many electronics including computers、mobile phones、multi-layer ceramic capacitors、component plating、low voltage electrical contacts、and SED、OLED、LCD televisions. Palladium is also used in dentistry、medicine、hydrogen purification、chemical applications、and groundwater treatment. Palladium plays a key role in the technology used for fuel cells、which combines hydrogen and oxygen to produce electricity、heat and water. (L794)、Formulations、Preparations: Grade: CP (99.99%)、technical (99.0%)、Available as wire、leaf、powder、and single crystals.、Purified metals between 99.9% and 99.999% palladium are available for chemical or medical use as foil、granules、rod or wire.、General Manufacturing Information: Palladium: ACTIVE。

Palladium 属于哪个分类？

所属分类：Inorganic Chemicals。

PubChem 公开数据

Palladium（CAS 7440-05-3）的公开数据库记录，列此仅供独立核对。

危险化学品分类与危害说明

GHS notification summary	59.3% (365 / 616)
Reported hazard statements	H228 (31.5%), H315 (17.7%), H319 (18%), H335 (15.9%), H413 (17%)

This chemical does not meet GHS hazard criteria for 59.3% (365 of 616) of all reports.

H228 (31.5%): Flammable solid [Danger Flammable solids]

法规与备案状态

GHS notification summary	59.3% (365 / 616)

物理形态与操作说明

Steel-white metal that does not tarnish in air; Oxidation states: 2+ and 4+; [Nordberg, p. 1113]
Solid
Silver-white, ductile metal
Steel white
Silver-white metal; cubic
Soluble in aqua regia and fused alkalies; insoluble in organic acids

公开数据库收录的理化数据

沸点	2963 °C
沸点	2963 °C @760 [mm Hg]
熔点	1554.9 °C
熔点	1554.8 °C
密度	12.02 g/cu cm
密度	12 @25 °C
蒸气压	3.47 Pa (0.0260 mm Hg) at 1552 °C
Formulations/Preparations	Grade: CP (99.99%), technical (99.0%)

这个物质在各数据库里的编号

CAS Registry Number	7440-05-3
PubChem CID	23938
分子式	Pd
IUPAC 名称	palladium
UNII（FDA）	5TWQ1V240M

数据库记载的用途

Platinum, gold, and nickel ores contain palladium. Palladium has been used as a hydrogenation catalyst. [HSDB] One of 6 metals in the platinum group that also includes Rh, Ru, Ir, and Os; Highest use in electronic, dental, and catalytic products; Occupational exposures occur in mining and dental laboratories; Used as a catalyst in many industries; General public exposures occur from automobile catalytic converters, dental restorations, and jewelry; [Nordberg, p. 1113-20]
Metal Extraction and Refining [Category: Industry]
Palladium is used in gold, silver and copper alloys in dentistry. Alloys are also used for bearings, strings, and balance wheels in watches. Palladium is used as a catalyst in the manufacture of sulfuric acid. In powder form it is used as a catalyst in hydrogenation. The sponge form is used for separation of hydrogen from a mixture of gases. Silver alloys are used for electrical contacts.
The automotive industry has used palladium in catalytic converters since 1974. ... In jewelry, palladium hardened with 4-5% ruthenium provides a light, white, strong, tarnish-free alloy for watch cases, brooches, and settings for gems.
...For alloy bearings, springs, balance wheels of watches; for mirrors in astronomical instruments; as catalyzer in manufacture of sulfuric acid and in other oxidizing processes.
Alloys for electrical relays and switching systems in telecommunication equipment, catalyst for reforming cracked petroleum fractions and hydrogenation, metallizing ceramics, "white" gold in jewelry, aircraft spark plugs, protective coatings.

它在各数据库里的别名

PALLADIUM; 7440-05-3; Palladium element; paladio; Palladex 600; Palladium, elemental; 5TWQ1V240M; DTXSID4064680; CHEBI:33363; PALLADIUM METALLICUM; RefChem:6098; DTXCID2047644; 231-115-6; Palladium on carbon; Palladium Black; Palladium on barium sulfate

计算机算出的分子描述符

分子量	106.42
氢键供体数	0
氢键受体数	0
可旋转键数	0
精确质量	105.90348
单同位素质量	105.90348
拓扑极性表面积	0
重原子数	1
形式电荷	0
复杂度	0

数据库摘要

Palladium · CAS 7440-05-3 · Pd. UNII 5TWQ1V240M. 沸点: 2963 °C; 沸点: 2963 °C @760 [mm Hg]; 熔点: 1554.9 °C.

数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。