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Chloroplatinic Acid Solution

CAS No.
16941-12-1
Chemical Name:
Chloroplatinic Acid Solution
Synonyms
CPA;CHLOROPLATINIC ACID;Chloroplatinic acid hexahydrate;PLATINUM CHLORIDE;Dihydrogen hexachloroplatinate(IV) solution;HEXACHLOROPLATINIC ACID;HEXACHLOROPLATINIC ACID HYDRATE;Hydrogen hexachloroplatinate(IV) solution;PL 50T;nsc4958
CBNumber:
CB00123715
Molecular Formula:
Cl6H2Pt
Molecular Weight:
409.81
MDL Number:
MFCD00011330
MOL File:
16941-12-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 00:04:59

Chloroplatinic Acid Solution Properties

Melting point 60 °C(lit.)
Density 2.43 g/mL at 25 °C(lit.)
vapor pressure 0Pa at 20℃
refractive index n20/D 1.347
storage temp. 2-8°C
solubility H2O: 0.5 M at 20 °C, clear, orange
form powder and chunks
color orange
Water Solubility soluble
Merck 14,7526
Exposure limits ACGIH: TWA 0.002 mg/m3
NIOSH: IDLH 4 mg/m3; TWA 0.002 mg/m3
Stability May decompose on exposure to light, air or moisture.
Cosmetics Ingredients Functions SURFACTANT - CLEANSING
InChI InChI=1S/6ClH.Pt/h6*1H;/q;;;;;;+4/p-4
InChIKey GBFHNZZOZWQQPA-UHFFFAOYSA-J
SMILES [Pt](Cl)(Cl)(Cl)Cl.Cl.Cl
EWG's Food Scores 1
FDA UNII Q65224GJ7F
EPA Substance Registry System Platinate(2-), hexachloro-, hydrogen (1:2), (OC-6-11)- (16941-12-1)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Skull and Crossbones (GHS06)Health Hazard (GHS08)
GHS05,GHS06,GHS08
Signal word  Danger
Hazard statements  H301-H314-H317-H334
Precautionary statements  P264-P270-P260-P280-P261-P272-P284-P301+P310-P330-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P305+P351+P338-P302+P352-P333+P313-P362+P364-P342+P311-P405-P501
target organs Kidney
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  T,C,Xi
Risk Statements  25-34-42/43-36/38-36/37/38-22
Safety Statements  26-27-36/37/39-45-22-23
RIDADR  UN 2507
WGK Germany  1
RTECS  TP1510000
3-8-10
TSCA  TSCA listed
HazardClass  8
PackingGroup  III
HS Code  28439000
Storage Class 6.1B - Non-combustible acute toxic Cat. 1 and 2
very toxic hazardous materials
Hazard Classifications Acute Tox. 3 Oral
Aquatic Chronic 2
Eye Dam. 1
Met. Corr. 1
Resp. Sens. 1
Skin Corr. 1B
Skin Sens. 1
STOT RE 2
REACH Registrations Active
NFPA 704
0
3 0

Chloroplatinic Acid Solution price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 262587 Chloroplatinic acid solution 8 wt. % in H2O 16941-12-1 10ml $262 2026-04-30 Buy
Sigma-Aldrich 262587 Chloroplatinic acid solution 8 wt. % in H2O 16941-12-1 50ml $704 2026-04-30 Buy
Sigma-Aldrich 262587 Chloroplatinic acid solution 8 wt. % in H2O 16941-12-1 250ml $2500 2026-04-30 Buy
American Custom Chemicals Corporation ING0002672 CHLORO PLATINIC ACID 95.00% 16941-12-1 25ML $1268.77 2021-12-16 Buy
Product number Packaging Price Buy
262587 10ml $262 Buy
262587 50ml $704 Buy
262587 250ml $2500 Buy
ING0002672 25ML $1268.77 Buy

Chloroplatinic Acid Solution Chemical Properties, Uses, Production

Description

Chloroplatinic acid is a reddish-brown deliquescent solid. Molecular weight =409.8; Freezing/Meltingpoint =60℃. Hazard Identification (based on NFPA-704 MRating System): Health 2, Flammability 0, Reactivity 0.Soluble in water.

Chemical Properties

Orange/Red Crystals

Chemical Properties

Chloroplatinic acid is a reddish-brown deliquescent solid

Uses

Chloroplatinic acid is used in preparing most platinum salts and complexes. It also is used as an electroplating bath for plating and coating of platinum. Other applications are in catalysis. Catalyst precursor for the reaction of silyl hydrides with olefins, hydrosilylation.Also used for the determination of potassium.

Uses

In platinum plating, photography, platinum mirrors, platinum luster on glass and porcelain, platinized carbon for acetic acid manufacture; platinizing pumice stone or asbestos, as catalyst in manufacture of SO3; indelible ink; relief etching of zinc for artistic and commercial purposes; fixing microscopic Preparations, etc.

Uses

Chloroplantinic acid (H2PtCl6) is one of the most commercially important compounds of platinum. Its many uses include etching on zinc, making indelible ink, plating, and coloring in fine porcelains and use in photography, in mirrors, and as a catalyst.

Definition

chloroplatinic acid: A reddish crystallinecompound, H2PtCl6, made bydissolving platinum in aqua regia.

General Description

Chloroplatinic acid, is a reddish-brown solid. Chloroplatinic acid is soluble in water and will yield a mildly acidic solution. Chloroplatinic acid may cause illness from inhalation of the dust and Chloroplatinic acid is irritating to skin and eyes. When heated to high temperatures Chloroplatinic acid may decompose to toxic chloride fumes. Chloroplatinic acid may burn, but may be difficult to ignite. Chloroplatinic acid is used for manufacturing indelible ink and in electroplating processes.

Air & Water Reactions

Soluble in water.

Reactivity Profile

Oxidizing acids are generally soluble in water with the release of hydrogen ions. The resulting solutions have pH's of less than 7.0. Materials in this group react with chemical bases (for example: amines and inorganic hydroxides) to form salts. These neutralization reactions occur as the base accepts hydrogen ions that the acid donates. Neutralizations can generate dangerously large amounts of heat in small spaces. The dissolution of acids in water or the dilution of their concentrated solutions with water may generate significant heat. The addition of water acids often generates sufficient heat in the small region of mixing to boil some of the water explosively. The resulting "bumping" spatters acid widely. These materials have significant ability as oxidizing agents. but that ability varies (for example, from high for nitric acid to low for sulfuric acid and most sulfonic acids). They can react with active metals, including iron and aluminum, and also many less active metals, to dissolve the metal and liberate hydrogen and/or toxic gases. Like other acids, materials in this group can initiate polymerization in certain classes of organic compounds. Their reactions with cyanide salts and compounds release gaseous hydrogen cyanide. Flammable and/or toxic gases are also often generated by their reactions with dithiocarbamates, isocyanates, mercaptans, nitrides, nitriles, sulfides, and weak or strong reducing agents. Additional gas-generating reactions occur with sulfites, nitrites, thiosulfates (to give H2S and SO3), dithionites (SO2), and even carbonates: the carbon dioxide gas from the last is nontoxic but the heat and spattering from the reaction can be troublesome. Acids often catalyze (increase the rate) of chemical reactions.

Health Hazard

TOXIC; inhalation, ingestion or skin contact with material may cause severe injury or death. Contact with molten substance may cause severe burns to skin and eyes. Avoid any skin contact. Effects of contact or inhalation may be delayed. Fire may produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may be corrosive and/or toxic and cause pollution.

Fire Hazard

Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. Some are oxidizers and may ignite combustibles (wood, paper, oil, clothing, etc.). Contact with metals may evolve flammable hydrogen gas. Containers may explode when heated.

Flammability and Explosibility

Non flammable

reaction suitability

core: platinum
reagent type: catalyst

Safety Profile

Poison by intravenous and intraperitoneal routes. Mutation data reported. See PLATINUM COMPOUNDS and CHLORIDES. Incompatible with BrF3. When heated to decomposition it emits toxic fumes of Cl-.

Potential Exposure

Chloroplatinic acid has many uses, among them are platinum plating, photography, and catalysis.

First aid

If this chemical gets into the eyes, remove anycontact lenses at once and irrigate immediately for at least15 min, occasionally lifting upper and lower lids. Seek medical attention immediately. If this chemical contacts theskin, remove contaminated clothing and wash immediatelywith soap and water. Seek medical attention immediately. Ifthis chemical has been inhaled, remove from exposure,begin rescue breathing (using universal precautions, including resuscitation mask) if breathing has stopped and CPR ifheart action has stopped. Transfer promptly to a medicalfacility. When this chemical has been swallowed, get medical attention. If victim is conscious, administer water ormilk. Do not induce vomiting.

storage

Color Code—White: Corrosive or Contact Hazard;Store separately in a corrosion-resistant location. Store intightly closed containers in a cool, well-ventilated area

Shipping

UN2507 Chloroplatinic acid, solid, Hazard class: 8; Labels: 8-Corrosive material.

Purification Methods

If it is to be purified, or regenerated from Pt recovered from catalytic hydrogenations, it should be dissolved in aqua regia followed by evaporation to dryness and dissolution in the minimum volume of H2O. Then the aqueous solution is treated with saturated ammonium chloride until all the ammonium hexachloroplatinate separates. The (NH4)2PtCl6 is filtered off and dried at 100o. Igniting this salt gives Pt sponge; dissolve the Pt sponge in aqua regia, boil to dryness, dissolve the residue in concentrated HCl, boil to dryness again and repeat the process. Protect it from light. [Hickers J Am Chem Soc 43 1268 1921, Adams et al. Org Synth Coll Vol I 463, 466 1941, Bruce J Am Chem Soc 58 687 1936.]

Incompatibilities

Oxidizing acids are generally soluble in water with the release of hydrogen ions. The resulting solutions have pH’s of <7.0. Materials in this group react with chemical bases (e.g., amines and inorganic hydroxides) to form salts. These neutralization reactions occur as the base accepts hydrogen ions that the acid donates. Neutralizations can generate dangerously large amounts of heat in small spaces. The dissolution of acids in water or the dilution of their concentrated solutions with water may generate significant heat. The addition of water acids often generates sufficient heat in the small region of mixing to boil some of the water explosively. The resulting “bumping” spatters acid widely. These materials have significant ability as oxidizing agents. but that ability varies (e.g., from high for nitric acid to low for sulfuric acid and most sulfonic acids). They can react with active metals, including iron and aluminum, and also many less active metals, to dissolve the metal and liberate hydrogen and/or toxic gases. Like other acids, materials in this group can initiate polymerization in certain classes of organic compounds. Their reactions with cyanide salts and compounds release gaseous hydrogen cyanide. Flammable and/or toxic gases are also often generated by their reactions with dithiocarbamates, isocyanates, mercaptans, nitrides, nitriles, sulfides, and weak or strong reducing agents. Additional gas-generating reactions occur with sulfites, nitrites, thiosulfates (to give H2S and SO3), dithionites (SO2), and even carbonates: the carbon dioxide gas from the last is nontoxic but the heat and spattering from the reaction can be troublesome. Acids often catalyze (increase the rate) of chemical reactions.

Chloroplatinic Acid Solution Preparation Products And Raw materials

Global Suppliers ( 306)
Supplier Tel Email Country ProdList Advantage
9ding chemical ( Shanghai) Limited 021-021-52271985 17721149837 sales@9dingchem.com China 19780 60
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29977 65
Shanghai Bojing Chemical Co., Ltd 021-37199966 13681836088 bj@bj-chem.com China 463 58
Shanghai Jiuyue Chemical Co.,Ltd. 021-50753020 15216649601 lf@pgmchina.com China 6 58
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64

View Latest Price from Chloroplatinic Acid Solution manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
 Chloroplatinic acid pictures 2020-08-19 Chloroplatinic acid
16941-12-1
$35.00 1KG 99%min Hebei Runbin Biotechnology Co. LTD
Chloroplatinic acid pictures 2019-07-06 Chloroplatinic acid
16941-12-1
$100.00 1KG 98% 100KG Career Henan Chemical Co
Chloroplatinic acid pictures 2019-06-11 Chloroplatinic acid
16941-12-1
$100.00 100g 99.99% 500kg Hebei Jimi Trading Co., Ltd.
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