1.Feature of Porous Ceramic Wick Rods Reference Electrode
- 1.Reference electrode have Good chemical stability
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2.Corrosion resistant
- 3.Crush resistance
- 4.High temperature resistant
- 5.Resistance to moisture
- 6.The pore distribution is uniform and the pore size is controllable
ceramic reference electrode
The electrode reaction on the reference electrode must be a single reversible reaction, and the electrode potential is stable and reproducible.This microporous ceramic sand core features uniform tiny pores, outstanding air permeability and stable high-temperature resistance. It is non-toxic and eco friendly, widely applied in metal casting to exhaust internal gas from molten alloy and eliminate casting defects like pores & shrinkage cavities. Custom sizes and porosity are available per customer drawings.
2.Advantages
- 1. The porosity can be adjusted, and the liquid conduction speed can be customized
- 2. The stock size is rich, the conventional size is 1-10mm in diameter
- 3. High-end material, environmentally friendly, tasteless and non-toxic
- 4. High temperature and corrosion resistance
- 5. Export quality, mature technology
- 6. Dimensions can be customized and proofing is supported.
Material introduction:
The stability of the reference electrode makes it very useful as an electrical reference point or for measuring other metal potentials in soil or water. When the reference electrode is connected to other metals in soil or water by a voltmeter, the reference electrode becomes a semi-corroded battery.
High Quality Reference Electrode Material Advantages:
- 1. Porous Ceramics reference electrode Can be used repeatedly;
- 2. Absorb more fragrance, better volatilization effect;
- 3. Absorption rate of volatilization can be customized.
Reference Electrode use for Electrochemical analysis:
pH value test: As a reference electrode salt bridge, Water Quality Testing Reference Electrode Rod Insulator Porous Ceramic Core Microporous ceramic sand core, can be used for reference electrode salt bridge, potassium chloride saturated solution seepage,medical blood test, PH acid-base test, environmental monitoring, water quality testing, food testing, drug analysis, soil analysis. The products are exported to Europe and the United States all the year round, and the production technology is mature,which is favored by many customers.
3. Advantages of Porous Ceramic
3.1 Excellent Adsorption and Filtration Performance
The ultra-high porosity and large specific surface area are the core competitive advantages of diatomite. Different from conventional filter materials, it achieves efficient adsorption and filtration effects.
It can accurately capture micro-particles, heavy metals and organic impurities while ensuring the smooth flow of liquids and gases, with comprehensive filtration performance far superior to traditional filter materials.
3.2 Safe and Non-toxic with Stable Chemical Properties
Benefiting from stable chemical inertness and non-toxic properties, diatomite is extremely safe for food, beverage and pharmaceutical production. It requires no additional safety protection measures and will not cause secondary pollution to processed products, meeting strict industrial safety requirements.
3.3 Lightweight and High Thermal Insulation Performance
Diatomite is lightweight and high-temperature resistant. It will not bring extra load to building and industrial materials. In addition, it can effectively enhance the thermal insulation and sound insulation performance of products, realizing multi-functional optimization of materials.
3.4 Economical and Environmentally Friendly
As a natural mineral, diatomite has abundant global reserves and low mining and processing costs, serving as a cost-effective alternative to synthetic materials.
It is fully biodegradable in natural environments. Its application as natural insecticide and soil conditioner reduces the dependence on chemical agents, perfectly fitting the requirements of sustainable green development.




4. Industry-Specific Applications of Porous Ceramic
4.1 Food and Beverage Industry
As a high-precision, food-grade filtration aid (over 60% of global usage), diatomite removes tiny impurities down to 0.1 μm. It is widely used for clarifying beer, wine, juice and edible oil and complies with FDA and EU safety standards.Laboratory tests include PH acid base value, blood tests, electrolytic bridge, environmental tests, water quality inspection, drug analysis, and food testing.
4.2 Water Treatment Industry
Thanks to high porosity and strong adsorption, it effectively removes suspended solids, heavy metals and organic pollutants, suitable fordrinking water, industrial wastewater and swimming pool water purification.
4.3 Construction & Building Materials Industry
Added to mortar, concrete, fireproof coatings and interior paints, it improves thermal insulation, sound insulation and fire resistance, and can regulate humidity and adsorb formaldehyde for eco-friendly interiors.
4.4 Daily Chemical Industry
With fine particles and mild abrasiveness, purified diatomite is safe for toothpaste, facial scrubs and metal polishes, providing gentle cleaning without scratching surfaces.
4.5 Agricultural Industry
It acts as a zero-residue natural insecticide for crop and grain storage pest control, and serves as an efficient carrier for slow-release fertilizers and pesticides to optimize soil structure.
Product Parameter Table
Name |
Porous Ceramic Salt Bridge |
Color |
Creamy White |
Size |
Diameter 2/3/4, diameter can be customized, length can be customized |
Porosity |
25 - 70%, and the speed requirements can be inquired about |
Application |
Laboratory tests include PH acid-base value, blood tests, electrolytic bridge, environmental tests, water quality inspection, drug analysis, and food testing. |
Development History

Patents and certification

Package
We adopt scientific and standardized packaging solutions tailored to product characteristics to effectively prevent collision, extrusion, dust and moisture damage. With mature global transportation system and strict shipment inspection procedures, we ensure all products remain intact and stable during long-distance delivery, providing customers with safe, efficient and reliable one-stop logistics service.

Services
Inquiry & Customization
We provide fast and accurate quotation response for all your inquiries. Flexible OEM & ODM customization solutions are available to meet your unique product design, packaging and branding requirements.
Order Quality Control
We keep clients updated with full production progress throughout the whole order cycle. Our QC team carries out strict comprehensive pre-shipment inspection to guarantee all goods comply with your quality standards before delivery.
Customs Document Support
We prepare a full set of standard export documents including commercial invoice, packing list, certificate of origin and other certification papers, to ensure smooth global customs clearance for shipments to all destinations worldwide.
One-Stop Logistics
Multiple shipping methods including sea freight, air freight and express delivery are offered to match your schedule and budget. We supply real-time cargo tracking service so you can monitor shipment status anytime.
Flexible Payment
We support a wide range of secure international payment terms such as T/T, L/C, Western Union and other mainstream cross-border settlement methods to reduce your cross-border transaction risks.
After-Sales Support
Our professional after-sales team offers timely technical and business support all year round. We maintain steady long-term stable supply capacity to fully back up your continuous market sales and project demands.
FAQ
01
Question: Can you produce based on customers’ drawings or physical samples?
Answer: Absolutely yes. We accept technical drawings in all mainstream file formats as well as actual physical samples. Before formal production, our engineering team will provide a full professional DFM feasibility evaluation for your reference.
02
Question: How long is the production lead time for custom orders?
Answer: Sample lead time: 3–7 working days. Custom mold lead time: 5–10 working days (we will confirm the cycle separately with you for complex molds). Mass production lead time: 7–20 working days, depending on product structure complexity and order quantity.
03
Question: What’s your minimum order quantity for custom products?
Answer: We provide flexible MOQ solutions for all customized items. We will try our best to set a low minimum order volume to support your small-batch trial orders, meanwhile we can handle stable mass production to satisfy your long-term bulk demands.
04
Question: What customization services can you provide?
Answer: We support comprehensive one-stop customization, including product size, shape, appearance, precision tolerance, surface treatment, hole grooving, bending, cutting and adjustable high-temperature resistant parameters. Custom engraved LOGO and exclusive customized packaging are also available as extra personalized options upon request.
05
Question: Do you accept third-party inspection of finished products?
Answer: Yes, we fully cooperate with all mainstream authorized third-party testing institutions. Well-known organizations such as SGS, BV and other internationally recognized inspection bodies are all acceptable. We can supply complete official inspection reports and material certification documents as you require.
06
Question: Can you customize raw material options for products?
Answer: Sure. We can select and match appropriate raw materials according to your application scenarios, working conditions and performance requirements, including alumina, zirconia, quartz, silicone and other special engineering materials, and adjust related performance parameters to meet your usage standards.