Information for Your Crucible Quotation

For a 50 ml platinum crucible with lid, specify the required platinum purity, dimensions, wall thickness, quantity and inspection documents. Describe the sample chemistry, process and heating conditions so the material and configuration can be confirmed before ordering.

🧪 Platinum Crucible 50ml with Lid for High Purity Laboratory Work

🔬 A platinum crucible is a precision laboratory vessel used when heat stability, chemical cleanliness, and repeatable sample preparation are required. This 50ml model is supplied with a matching lid and a polished surface, making it suitable for controlled heating, fusion preparation, chemical analysis, and small scale material testing. In professional laboratories, the crucible material can directly affect the final result, because contamination from the container may change the chemistry of the sample.

⚗️ A platinum crucible is selected for demanding work because platinum combines high density, a high melting point, strong oxidation resistance, and excellent chemical stability under suitable conditions. For minerals, oxides, ceramic powders, precious metal samples, and high purity inorganic materials, this stability helps maintain sample integrity from preparation to final testing. NiTiCu Metal supplies this product for laboratories that require reliable performance rather than ordinary low cost consumables.

🏷️ Quick Icon Labels

💠 [Pt] High Purity Platinum
Designed for clean sample handling and reduced contamination risk during analytical preparation.

🌡️ [1768°C] High Melting Point
Platinum has a melting point of about 1768°C, supporting use in selected high temperature laboratory processes.

🧊 [21.45 g/cm³] High Density
The high density of platinum provides a stable, durable vessel structure for repeated professional use.

🛡️ [Lid Included] Sample Protection
The matching cover helps reduce splashing, limit airborne contamination, and protect the sample surface.

🧼 [Polished Surface] Easier Cleaning
A smooth finish helps reduce residue retention and makes post-process cleaning more efficient.

📐 [Custom Support] Flexible Design
Capacity, diameter, height, wall thickness, and lid structure can be adjusted according to drawings.

📊 Product Specification Table

Item	Specification
Product Name	Platinum Crucible with Lid
Capacity	50ml
Approximate Size	44mm x 44mm
Material	High Purity Platinum Pt
Configuration	Crucible and Matching Lid
Surface Finish	Polished Surface
Quantity	1 Set
Custom Options	Capacity, Diameter, Height, Wall Thickness, Lid Design

🧾 This platinum crucible is not positioned as a general melting cup. It is a high value laboratory component for users who need accurate preparation, stable heating, and low contamination risk. The 50ml capacity is practical for many routine laboratory procedures where sample quantity is limited but precision is important.

🔥 Why Platinum Is Used for Crucibles

🧲 Platinum is one of the preferred materials for advanced laboratory vessels because it remains stable in many severe environments. It resists oxidation well under suitable operating conditions and maintains mechanical integrity during repeated heating and cooling. A platinum crucible is therefore useful when the sample value is high, the test result must be accurate, or the heating process is repeated frequently.

🧬 In analytical work, even very small contamination may affect the final result. Ceramic crucibles may release oxide impurities in some situations, graphite may be limited in oxidizing conditions, and nickel is more suitable for specific alkaline fusion environments. A platinum crucible provides a cleaner option for many high purity inorganic sample preparation tasks.

🧯 The main benefit is not only high temperature resistance. It is the combination of purity, surface stability, chemical compatibility, and reusability. For laboratories that calculate cost by successful tests rather than by the first purchase price, a stable vessel can reduce repeat testing, sample loss, and inconsistent results.

🧪 Physical and Chemical Data

Property	Typical Value	Practical Meaning
Material	Platinum Pt	High purity working surface
Density	About 21.45 g/cm³	Dense and stable structure
Melting Point	About 1768°C	Suitable for selected high temperature work
Oxidation Resistance	Excellent	Good stability during heating
Chemical Stability	Excellent under suitable conditions	Helps protect sample accuracy
Surface Finish	Polished	Easier cleaning and lower residue retention

🌋 The physical data show why a platinum crucible can be used in demanding laboratory environments. A melting point around 1768°C provides a broad working margin for many analytical heating procedures. A density around 21.45 g/cm³ also reflects the compact, heavy, and stable nature of platinum compared with many common container materials.

🧭 These values are important for selection, but they should not be treated as the only decision factors. The user should also consider the sample chemistry, furnace atmosphere, heating rate, cleaning method, and operating cycle. A good material choice is always based on both property data and real process conditions.

🧫 Main Application Areas

Application Area	Typical Use	Value of Platinum Vessel
Sample Fusion	Fusion of inorganic samples and oxides	Clean heating and stable results
Chemical Analysis	Preparation before testing	Lower contamination risk
Material Research	Ceramic, mineral, oxide, and metal powder work	Stable process environment
Precious Metal Testing	Handling of high value samples	Better purity control
Quality Control	Repeated batch testing	More consistent preparation
High Temperature Study	Small scale laboratory heating	Reliable thermal performance

🔎 A platinum crucible is commonly used by testing laboratories, universities, research institutes, metallurgy laboratories, ceramic research teams, mineral analysis centers, and precious metal processing companies. In these environments, a stable vessel helps support repeatability and protects sample quality throughout the preparation process.

🧩 The lid is especially useful when the sample may splash, when the operator wants to limit external dust, or when controlled coverage is required during heating. It also helps improve handling consistency between different test batches. For careful laboratory users, small structural details can make daily operation easier and safer.

🏭 Manufacturing and Surface Quality

🛠️ Manufacturing a platinum crucible requires careful material selection, precision forming, annealing, surface finishing, and final inspection. Since platinum is a valuable material, both dimensional accuracy and material utilization are important. A well-made vessel should have a clean shape, smooth surface, stable edge structure, and suitable lid fit.

🪞 The polished surface is not only for appearance. A smoother surface can reduce residue retention after heating, which helps cleaning and lowers the chance of cross-contamination between samples. For users running repeated analysis, surface quality may directly influence work efficiency and long-term consistency.

🔩 Depending on the order requirement, the vessel can be designed with different wall thicknesses, lid structures, bottom shapes, and dimensional tolerances. Custom design is especially important when the vessel must fit a specific furnace, holder, tong, or analytical process.

📐 Custom Options

Custom Item	Available Direction
Capacity	Small laboratory volumes or larger custom volumes
Diameter	Designed according to furnace or holder space
Height	Adjusted for sample volume and handling method
Wall Thickness	Balanced between durability and material cost
Bottom Shape	Flat or customized according to process requirement
Lid Structure	Matching cover, loose cover, or special design
Surface Finish	Polished finish or specific surface request

📏 A platinum crucible can be customized when standard capacity is not suitable. Customers may provide a drawing, sketch, sample photo, or existing vessel dimensions. Important details include outer diameter, inner diameter, height, wall thickness, bottom thickness, lid style, and tolerance requirements.

🧰 If a customer does not have a drawing, application information can also help. Sample type, heating temperature, furnace atmosphere, operating frequency, and cleaning method allow our team to suggest a more suitable structure. This avoids selecting a product that looks correct but does not match the actual process.

⚖️ Comparison with Common Crucible Materials

Material	Purity Control	Heat Resistance	Chemical Stability	Typical Use
Platinum	Excellent	Excellent	Excellent in suitable media	Precision laboratory analysis
Ceramic	Medium	Good	Medium	General heating and ash testing
Graphite	Medium	Good	Limited in oxidizing conditions	Metal melting and reducing atmospheres
Nickel	Good	Medium	Good in alkaline conditions	Specific fusion preparation
Alumina	Good	Good	Good for many ceramic systems	General high temperature work

📈 A platinum crucible has a higher initial cost than ordinary crucibles, but it can provide better total value in suitable applications. When the sample is expensive, when the testing result affects production decisions, or when repeatability is critical, the lowest purchase price is not always the lowest real cost.

🔬 For example, if a low-cost vessel causes contamination or inconsistent test results, the laboratory may lose time, consume more sample material, or repeat the same procedure. A stable high purity vessel helps reduce these hidden costs and supports more dependable analysis.

🧯 Use and Handling Notes

🧤 To protect a platinum crucible, users should avoid dropping, squeezing, bending, or scratching the vessel. Contaminated tools should not contact the inner surface, because foreign metal particles may affect later experiments. Dedicated laboratory tongs and clean handling procedures are recommended.

💧 After use, the cleaning method should match the sample residue. Some residues can be removed by standard laboratory cleaning methods, while others require special procedures. Abrasive tools should be avoided if they may damage the polished surface. Careful cleaning supports longer service life and helps maintain analytical reliability.

🧪 Although platinum is highly resistant to many chemicals, it is not universal. Aqua regia, halogen-rich systems, and certain aggressive molten compounds may attack platinum under specific conditions. Before using a platinum crucible in a new chemical process, compatibility should be confirmed by the laboratory.

🌬️ Furnace atmosphere should also be considered. The vessel should be used under operating conditions suitable for platinum and the sample material. Heating rate, holding time, cooling method, and contact with other materials can all affect service life.

🧾 Quality Control Before Shipment

Inspection Item	Purpose
Appearance Check	Confirm clean surface and no visible defect
Dimensional Check	Confirm capacity and customer dimensions
Lid Matching	Verify cover fit and handling convenience
Surface Review	Check polish quality and cleanliness
Packaging Protection	Reduce transportation damage risk
Order Confirmation	Match product, quantity, and customer request

🔍 NiTiCu Metal checks each platinum crucible before shipment. The inspection process focuses on visual quality, dimensional consistency, lid matching, and safe packaging. For valuable laboratory products, careful packaging is important because deformation or surface damage during transport can affect usability.

📦 Each set can be packed with protective material to reduce vibration and surface contact. For international shipment, packaging should be strong enough to protect the vessel while keeping the surface clean. Customers may also request additional documentation according to order requirements.

💰 Service Life and Cost Logic

💎 A platinum crucible should be evaluated by total laboratory value, not only by purchase cost. In many analytical processes, the sample itself may be more expensive than the container, or the testing result may influence production decisions. If a low grade vessel causes contamination, deformation, or inconsistent preparation, the real cost may include repeated labor, wasted sample material, delayed reporting, and unreliable data.

📉 For routine laboratories, stable service life is also important. A vessel that can be reused many times under proper conditions can reduce replacement frequency and improve process consistency. The initial price of a platinum crucible is higher, but the long-term value can be better when the application requires high purity and repeated precision work.

🧪 The operator should record heating temperature, sample type, cleaning method, and visible surface condition after use. This simple record helps the laboratory understand service behavior and identify whether the current process is suitable for platinum. A platinum crucible used under compatible conditions can provide stable performance for many professional laboratory cycles.

🗂️ Selection Checklist

🧭 Before ordering, laboratories can use the following checklist to reduce selection risk and improve quotation accuracy.

Selection Point	Information to Confirm
Sample Type	Mineral, oxide, ceramic powder, metal powder, precious metal sample, or other material
Capacity	Standard 50ml or custom volume
Temperature	Maximum working temperature and holding time
Atmosphere	Air, inert gas, oxidizing condition, or special furnace environment
Chemical Contact	Acid, salt, flux, oxide, or other compound
Cleaning Method	Routine cleaning, acid cleaning, or special laboratory procedure
Structure	Vessel only, vessel with lid, or custom design

🧷 This information allows our team to confirm whether a standard platinum crucible is suitable or whether a custom structure should be considered. Clear process details also help avoid unnecessary material waste, incorrect wall thickness, or an unsuitable lid design.

🧭 How to Request a Quotation

📌 When requesting a quotation for a platinum crucible, please provide capacity, quantity, application, working temperature, furnace atmosphere, sample type, cleaning method, and any dimensional drawing. Clear information helps us recommend the right design and avoid unsuitable material selection.

📨 For custom orders, the most useful drawing information includes outer diameter, inner diameter, total height, wall thickness, bottom thickness, lid diameter, lid height, and tolerance. If the product is used with a holder or furnace fixture, please also provide the related installation size.

🧠 If you are not sure about the best design, send the process details first. Our team can review the operating conditions and suggest whether standard 50ml capacity is suitable or whether a custom vessel would be better for long-term use.

🌍 Supply and Support

🌐 NiTiCu Metal supports international customers with single-piece supply, small batch orders, and customized production. For export orders, we can discuss packaging, invoice information, product labeling, and shipping method according to customer requirements. A platinum crucible is a valuable laboratory product, so careful communication before shipment is important.

🛫 For urgent laboratory projects, please send the required capacity, quantity, destination country, and expected delivery time. Our sales and engineering team will check availability and provide a quotation as soon as possible. If the customer has a drawing, photo, or old sample dimensions, we can review them before production.

❓ FAQ for Laboratory Buyers

🔹 What is the main advantage of a platinum crucible?
The main advantage is the combination of high purity, heat resistance, chemical stability, and low contamination risk. This makes it suitable for laboratories that need reliable sample preparation and repeatable testing results.

🔸 Can this platinum crucible be customized?
Yes. Capacity, diameter, height, wall thickness, bottom thickness, lid size, and surface finish can be customized according to drawings or application details.

🔻 Is a platinum crucible suitable for every chemical process?
No. Platinum is highly stable in many environments, but aqua regia, halogen-rich systems, and some aggressive molten compounds may attack platinum under certain conditions.

🔺 How should I request a quotation for a platinum crucible?
Please provide capacity, quantity, sample type, working temperature, furnace atmosphere, chemical contact, and any drawing or dimension requirement.

🏢 About NiTiCu Metal

🏭 NiTiCu Metal Co., Ltd. supplies high purity metal products for laboratory, research, and industrial applications. Our product range includes titanium, nickel, copper, tungsten, molybdenum, tantalum, niobium, cobalt, and other specialty metals. We support custom shapes, small batch orders, and technical communication for demanding material projects.

🤝 For laboratory users, our goal is to provide not only a product but also practical support during selection. A platinum crucible must match the working process, not only the size requirement. By understanding the application, we can help customers reduce selection risk and improve product suitability.

📩 Contact Us

📧 Email: sales@niticu.com
📞 Phone / WhatsApp / WeChat: +86 13335373172
🏭 Factory: Baotai Road Industrial Park, High-tech Zone, Baoji City, Shaanxi, China
🌐 Website: https://niticu.com

🚀 Contact us for pricing, custom dimensions, and technical support. Our team will respond within 24 hours with suitable platinum crucible specifications for your application.

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