Palladium (CAS 7440-05-3) — formula Pd, molecular weight 106.42; category inorganic chemicals.
Documented applications: 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 is an inorganic compound with CAS registry number 7440-05-3 and molecular formula Pd (molecular weight 106.42), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 7440-05-3
Its molecular formula Pd comprises 1 Pd atom.
Also known as: Palladium · Eggshell powder
Category: inorganic chemicals
The CAS registry number of Palladium is 7440-05-3.
Molecular formula Pd, molecular weight 106.42.
It is also registered under: Palladium, Eggshell powder.
Recorded applications: 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.
Category: Inorganic Chemicals.
Public-database records for Palladium (CAS 7440-05-3), reproduced here for independent cross-checking.
| 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]
| GHS notification summary | 59.3% (365 / 616) |
|---|
| 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%) |
| CAS Registry Number | 7440-05-3 |
|---|---|
| PubChem CID | 23938 |
| 分子式 | Pd |
| IUPAC 名称 | palladium |
| UNII（FDA） | 5TWQ1V240M |
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
| 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 |
Palladium · CAS 7440-05-3 · Pd. UNII 5TWQ1V240M. 沸点: 2963 °C; 沸点: 2963 °C @760 [mm Hg]; 熔点: 1554.9 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd. · Reply within one business day.