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china ww / x grade gum rosin Manufacturers

I have found results from400+products and200+suppliers aboutchina ww / x grade gum rosin

Qingdao Twell Sansino Import & Export Co., Ltd.mic-icon
Satisfies 2/3 of your requirements
High Purity Food Grade Xanthan Gum in China

High Purity Food Grade Xanthan Gum in China

US$2.20
1 Ton(MOQ)
Oil Drilling Grade Xanthan Gum with High Purity API Quality Standard

Oil Drilling Grade Xanthan Gum with High Purity API Quality Standard

US$2.20
1 Ton(MOQ)
Oil Drilling Grade Xanthan Gum with High Purity API Quality

Oil Drilling Grade Xanthan Gum with High Purity API Quality

US$2.20
1 Ton(MOQ)
Top Quality Good Price Food Grade Oil Drilling Xanthan Gum (80 and 200 mesh)

Top Quality Good Price Food Grade Oil Drilling Xanthan Gum (80 and 200 mesh)

US$2.20
1 Ton(MOQ)
High Purity Organic Chemicals Xanthan Gum with Food Grade

High Purity Organic Chemicals Xanthan Gum with Food Grade

US$2.20
1 Ton(MOQ)
High Purity Xanthan Gum for Food Grade with 80/200 Mesh

High Purity Xanthan Gum for Food Grade with 80/200 Mesh

US$2.20
1 Ton(MOQ)
High Purity Xanthan Gum for Food Grade with 80 or 200 Mesh

High Purity Xanthan Gum for Food Grade with 80 or 200 Mesh

US$2.20
1 Ton(MOQ)
High Purity Organic Chemicals Xanthan Gum for Food Grade

High Purity Organic Chemicals Xanthan Gum for Food Grade

US$2.20
1 Ton(MOQ)
Best Selling Food Grade Xanthan Gum with High Purity

Best Selling Food Grade Xanthan Gum with High Purity

US$2.20
1 Ton(MOQ)
Oil Drilling Grade Xc Polymer Xanthan Gum

Oil Drilling Grade Xc Polymer Xanthan Gum

US$2.20
1 Ton(MOQ)
Top Quality Good Price Food Grade Oil Drilling Xanthan Gum

Top Quality Good Price Food Grade Oil Drilling Xanthan Gum

US$2.20
1 Ton(MOQ)
Hot Sale Food, Pharma, Tech Grade Xanthan Gum

Hot Sale Food, Pharma, Tech Grade Xanthan Gum

US$2.20
1 Ton(MOQ)
Food Grade Xanthan Gum with Competitive Price

Food Grade Xanthan Gum with Competitive Price

US$2.20
1 Ton(MOQ)
Food Grade ISO Standard Xanthan Gum with High Purity

Food Grade ISO Standard Xanthan Gum with High Purity

US$2.20
1 Ton(MOQ)
Top Quality Food Grade Xanthan Gum with ISO

Top Quality Food Grade Xanthan Gum with ISO

US$2.20
1 Ton(MOQ)
Food Grade High Purity Chemicals Xanthan Gum

Food Grade High Purity Chemicals Xanthan Gum

US$2.20
1 Ton(MOQ)
High Quality Thicker Food Grade Xanthan Gum

High Quality Thicker Food Grade Xanthan Gum

US$2.20
1 Ton(MOQ)
China Professional Supplier for Xanthan Gum Food Grade

China Professional Supplier for Xanthan Gum Food Grade

US$2.20
1 Ton(MOQ)
Food Additive Meat Products Grade Xanthan Gum with High Purity

Food Additive Meat Products Grade Xanthan Gum with High Purity

US$2.20
1 Ton(MOQ)
Hot Sale Food Grade Xanthan Gum with ISO

Hot Sale Food Grade Xanthan Gum with ISO

US$2.20
1 Ton(MOQ)
Factory Supply Food Grade Thicker Xanthan Gum

Factory Supply Food Grade Thicker Xanthan Gum

US$2.20
1 Ton(MOQ)
High quality Thickener Food Grade Xanthan Gum

High quality Thickener Food Grade Xanthan Gum

US$2.20
1 Ton(MOQ)
Chemicals Product High Purity Food Grade Xanthan Gum

Chemicals Product High Purity Food Grade Xanthan Gum

US$2.20
1 Ton(MOQ)
Drilling Grade Xanthan Gum Factory Direct Supply

Drilling Grade Xanthan Gum Factory Direct Supply

US$2.20
1 Ton(MOQ)
Food Ingredient High Purity Xanthan Gum

Food Ingredient High Purity Xanthan Gum

US$2.20
1 Ton(MOQ)
Food Additive Xanthan Gum for Drink Products Grade

Food Additive Xanthan Gum for Drink Products Grade

US$2.20
1 Ton(MOQ)
Xanthan Gum Food Grade, Xanthan Gum for Chemicals Product

Xanthan Gum Food Grade, Xanthan Gum for Chemicals Product

US$2.20
1 Ton(MOQ)
Xanthan Gum Food Grade Industry Grade

Xanthan Gum Food Grade Industry Grade

US$2.20
1 Ton(MOQ)
Xanthan Gum Food Grade Xanthan Gum Manufacturer

Xanthan Gum Food Grade Xanthan Gum Manufacturer

US$2.20
1 Ton(MOQ)
Jingdezhen Shengtian Tuyuan Trading Co., Ltdmic-icon
Satisfies 2/3 of your requirements

Sourcing guidance for China Ww / X Grade Gum Rosin

What are the primary differences between WW and X Grade Gum Rosin?

The primary difference lies in color and purity. X Grade (Extra) is the highest quality, featuring the lightest color (pale yellow) and highest transparency, making it ideal for high-end adhesives and clear coatings. WW Grade (Water White) is slightly darker but still represents a premium standard for most industrial applications. Both grades must maintain a softening point above 76°C and an acid value between 160-170 mg KOH/g to ensure chemical stability.

What key technical specifications should B2B buyers verify for chemical compliance?

Buyers must request a Certificate of Analysis (COA) for every batch. Key parameters include the Ash Content (should be <0.02%) and Unsaponifiable Matter (<5%). For international trade, ensure the product complies with REACH regulations (for EU markets) and has a valid SDS (Safety Data Sheet). If used in food-contact materials, verify compliance with FDA 21 CFR 175.105 or equivalent local food safety standards.

How does the origin and processing method affect the quality of Chinese Gum Rosin?

China is a leading producer, with major sources in Guangxi, Guangdong, and Yunnan. Rosin derived from Pinus massoniana is highly valued for its high abietic acid content. Buyers should prioritize suppliers using continuous vacuum distillation rather than traditional batch processing, as this ensures consistent color grades and prevents thermal degradation, resulting in a more stable shelf life.

What are the typical industrial usage scenarios for these grades?

WW and X Grade Gum Rosin are essential in the production of tackifiers for pressure-sensitive adhesives, printing inks, and synthetic resins. They are also widely used in the soldering flux industry due to their excellent fluxing properties and in the paper sizing process to improve water resistance. Their high purity makes them suitable for cosmetic depilatory waxes and pharmaceutical-grade derivatives.

Cross-Border Procurement Risks and Strategic Advice

How can buyers mitigate the risk of quality degradation during sea freight?

Gum Rosin is sensitive to high temperatures and oxidation. For long-distance cross-border shipping, it is critical to use ventilated containers or avoid stowage near the ship's engine room. Ensure the product is packed in zinc-iron drums (225kg) or multi-layer kraft paper bags with an inner plastic liner to prevent moisture absorption. Requesting pre-shipment inspection (PSI) by third parties like SGS is highly recommended.

What are the best strategies for negotiating prices in a volatile chemical market?

Rosin prices fluctuate based on seasonal tapping cycles (typically June to November). To secure the best rates, consider long-term framework agreements rather than spot buying. For orders exceeding 20 metric tons (one 20GP container), buyers can usually negotiate a 5-8% discount. Always check the latest market trends on Made-in-China.com to benchmark current export prices from top-tier Chinese manufacturers.

What transaction security measures should be taken for large-scale chemical orders?

To ensure transaction safety, use Secured Trading Services provided by reputable platforms. For initial orders, a payment structure of 30% T/T deposit and 70% against the Bill of Lading (B/L) is standard. For established relationships, Letter of Credit (L/C at sight) offers the highest level of security for both parties. Always verify that the supplier is a 'Diamond Member' or 'Audited Supplier' on Made-in-China.com to ensure business legitimacy.

What are the logistics considerations for shipping Gum Rosin to international markets?

Gum Rosin is generally classified as non-hazardous for transport, but it is flammable under extreme heat. Ensure the HS Code (typically 380610) is correctly declared to avoid customs delays. When shipping from China, FOB (Free On Board) terms are often most cost-effective if you have a reliable freight forwarder, whereas CIF (Cost, Insurance, and Freight) is better for buyers who prefer the supplier to handle the complexities of maritime insurance.

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