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silica gel Manufacturers

I have found results from400+products and200+suppliers aboutsilica gel

Zhongci Wholesale Industrial Chemical Fng Silica Gel Desiccant

Zhongci Wholesale Industrial Chemical Fng Silica Gel Desiccant

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci Competitive Price High Absorption Silica Gel

Zhongci Competitive Price High Absorption Silica Gel

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci Hot Sale China Factory Fng Water Resistant Silica Gel 4-8mm

Zhongci Hot Sale China Factory Fng Water Resistant Silica Gel 4-8mm

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci High Quality Water-Resistance Silica Gel Fng Non-Cracking in Water

Zhongci High Quality Water-Resistance Silica Gel Fng Non-Cracking in Water

US$1.50
1,000 kg(MOQ)
Sample Available
Competitive Price Industrial Grad Silica Gel Orange Silica Gel Filter Tank Silica Gel for Transformer with High Quality

Competitive Price Industrial Grad Silica Gel Orange Silica Gel Filter Tank Silica Gel for Transformer with High Quality

US$2.00-10.00
10 kg(MOQ)
Sample Available
Silica Gel Sorbents for Moisture Removal From Solvent Streams

Silica Gel Sorbents for Moisture Removal From Solvent Streams

US$2.00-10.00
10 kg(MOQ)
Sample Available
Zhongci White/Blue/Orange Silica Gel for C/Desiccant/Adsorbent/Catalyst

Zhongci White/Blue/Orange Silica Gel for C/Desiccant/Adsorbent/Catalyst

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci Hot Sale 1 Gram 2 Grams 3 Grams 5 Grams Transparent Particle Silica Gel

Zhongci Hot Sale 1 Gram 2 Grams 3 Grams 5 Grams Transparent Particle Silica Gel

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci High Quality Alumina Silica Gel Desiccant for Drying Agent

Zhongci High Quality Alumina Silica Gel Desiccant for Drying Agent

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci Professional China Silica Gel Manufacturer Industrial Grade Reusable Silica Gel Bulk Gel Silica

Zhongci Professional China Silica Gel Manufacturer Industrial Grade Reusable Silica Gel Bulk Gel Silica

US$2.00-10.00
10 kg(MOQ)
Sample Available
Zhongci Hot Selling Cobalt-Free Color-Changing Silica Gel for Desiccant and Indicating Desiccant Saturation Degree and Sealing Packaging

Zhongci Hot Selling Cobalt-Free Color-Changing Silica Gel for Desiccant and Indicating Desiccant Saturation Degree and Sealing Packaging

US$1.10
1,000 kg(MOQ)
Sample Available
Zhongci High Quality White Silica Gel for Drying Silicon Dioxide

Zhongci High Quality White Silica Gel for Drying Silicon Dioxide

US$1.50
1,000 kg(MOQ)
Sample Available
Pingxiang Zhongci Silica Gel Food Grade Flower Drying with High Quality Silica Gel Sack Pack 1g, 2g, 3G, 5g, 10g

Pingxiang Zhongci Silica Gel Food Grade Flower Drying with High Quality Silica Gel Sack Pack 1g, 2g, 3G, 5g, 10g

US$2.00-10.00
10 kg(MOQ)
Sample Available
Zhongci Best Sell White Silica Gel Beads and Granules Adsorbent Desiccant Supplier in China

Zhongci Best Sell White Silica Gel Beads and Granules Adsorbent Desiccant Supplier in China

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci Color Changed Low Rattler Loss Blue Silica Gel Product Desiccant with Good Price

Zhongci Color Changed Low Rattler Loss Blue Silica Gel Product Desiccant with Good Price

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci Manufacturer High Quality Orange Silica Gel for Adsorbing Moisture Orange to Green

Zhongci Manufacturer High Quality Orange Silica Gel for Adsorbing Moisture Orange to Green

US$1.10
1,000 kg(MOQ)
Sample Available
High Quality Color Changing Blue Silica Gel for Drying Desiccant/Adsorbent

High Quality Color Changing Blue Silica Gel for Drying Desiccant/Adsorbent

US$1.50
1,000 kg(MOQ)
Sample Available
Desiccant Silica Gel Manufacturer Moisture Adsorption White Transparent Silica Gel

Desiccant Silica Gel Manufacturer Moisture Adsorption White Transparent Silica Gel

US$2.00-10.00
10 kg(MOQ)
Sample Available
Zhongci Silica Gel Factory Supplier Granular Solid Price 112926-00-8 63231-67-4 Silica Gel

Zhongci Silica Gel Factory Supplier Granular Solid Price 112926-00-8 63231-67-4 Silica Gel

US$1.50
1,000 kg(MOQ)
Sample Available
Zhongci High Quality Humidity Indicating Fine Pore DMF Free Blue Silica Gel with Bulk Supply for Dehumidifier

Zhongci High Quality Humidity Indicating Fine Pore DMF Free Blue Silica Gel with Bulk Supply for Dehumidifier

US$1.50
1,000 kg(MOQ)
Sample Available
Silica Gel Food Grade Chemicals Super Moisture Absorber Small Bags for Commercial Manufacture

Silica Gel Food Grade Chemicals Super Moisture Absorber Small Bags for Commercial Manufacture

US$903.00-1,667.00
1 Ton(MOQ)
Zhongci Hot Selling DMF Free White Silica Gel Manufacturer

Zhongci Hot Selling DMF Free White Silica Gel Manufacturer

US$1.50
1,000 kg(MOQ)
Sample Available

Sourcing guidance for Silica Gel

How to choose the right type of silica gel for different industrial applications?

Selecting the correct silica gel depends on the specific moisture absorption requirements. Type A (Fine-pored) is ideal for standard dehumidification in electronics and textiles due to its high capacity at low humidity. Type B (Wide-pored) is better suited for high-humidity environments or as a catalyst carrier. For visual monitoring, choose Indicating Silica Gel (Blue or Orange); however, note that Orange Silica Gel (Methyl Violet) is the preferred eco-friendly alternative to Blue (Cobalt Chloride) to meet EU REACH and RoHS environmental standards.

What are the key quality indicators and compliance standards for food-grade silica gel?

When sourcing for food or pharmaceutical packaging, ensure the product is FDA-approved and meets FCC (Food Chemicals Codex) standards. The packaging material (sachet) must be dust-proof, non-toxic, and chemically resistant, typically using Tyvek or composite paper. Verify that the supplier provides COA (Certificate of Analysis) and MSDS (Material Safety Data Sheet) for every batch to ensure the absence of heavy metals and harmful impurities.

How can buyers evaluate the moisture absorption efficiency and physical durability?

Buyers should request the Static Adsorption Capacity data; high-quality silica gel should absorb at least 30-35% of its weight in moisture at 90% RH. Additionally, check the crushing strength to ensure the beads do not turn into powder during transport, which could contaminate the cargo. For bulk industrial use, verify the bulk density (typically 700-800g/L) to calculate storage and shipping volume accurately.

What are the technical considerations for silica gel used in chromatography or chemical processing?

For laboratory or chemical applications, focus on particle size distribution (mesh size) and pore volume. A narrow particle size distribution ensures consistent flow rates and separation efficiency. Ensure the pH value of the silica gel (usually 4.0-7.0) is compatible with your chemical reagents to prevent unwanted reactions or degradation of the target substances.

Cross-Border Procurement Risks and Strategic Advice for Silica Gel

What are the primary risks when importing silica gel internationally?

The biggest risk is moisture saturation during transit. If the outer packaging (usually 25kg drums or bags) is not hermetically sealed with a PE inner liner, the product may lose its efficacy before arrival. Always stipulate double-layer moisture-proof packaging in the contract. Another risk is regulatory non-compliance regarding indicating agents; ensure you are not importing Cobalt-based blue gel into regions where it is restricted.

How should buyers negotiate with suppliers on Made-in-China.com for bulk orders?

Focus on Total Cost of Ownership (TCO) rather than just the unit price. Negotiate for tiered pricing based on annual volume rather than single orders. Request OEM/ODM services for custom sachet sizes (e.g., 0.5g to 1kg) and branded printing. For long-term partnerships, ask for free samples (shipping excluded) to conduct independent lab testing before committing to a full container load (FCL).

What are the best practices for shipping and logistics to ensure product integrity?

Silica gel is heavy and relatively low-value, so Sea Freight (FCL or LCL) is the most economical method. Ensure the container is clean, dry, and free of odors, as silica gel easily absorbs ambient scents. Use Incoterms like FOB or CIF to clearly define the point of risk transfer. For urgent pharmaceutical needs, Air Freight is viable but requires strict IATA-compliant non-hazardous chemical documentation.

How to ensure transaction security and supplier reliability?

Prioritize Audited Suppliers on Made-in-China.com who have undergone third-party onsite inspections by agencies like SGS or Bureau Veritas. Use Secured Trading Services to protect your payment until the goods pass quality inspection. Always include a pre-shipment inspection (PSI) clause in your purchase order to verify the moisture content and packaging integrity before the balance payment is released.

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