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食品脱色活性炭

Buy Decolorization Activated Carbon

The food industry utilizes activated carbon for both color removal and accidental contaminant removal. The intended use of activated carbon is in the removal of color. Activated carbon is used to remove color from liquid food products, such as, sugar syrup, fruit juices, vegetable oils and alcoholic beverages. The porous nature of activated carbon means that it has an extremely high surface area for adsorption of undesirable color bodies by physical adsorption. Most colorants are complex molecules made up of organic compounds (e.g., carotenoids, anthocyanins, melanoidins, or tannins), and/or impurities generated during processing (the non-colour ingredients in sugar syrup or molasses). The vast majority of the extractions in this context occur on the non-polar surface of activated carbon in the performance of pigment removal procedures.
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Industry Challenges of Activated Carbon in Food Decolorization

Performance & Efficiency

  • Non-selective Adsorption: Removes both pigments and beneficial compounds (nutrients/flavors).
  • Material Inconsistency: Variable pore structures from different sources/methods reduce predictability.
  • Form Limitations: PAC (powder) vs. GAC (granular) trade-offs between speed and reusability.

Regulatory & Safety Compliance

  • Classification Conflicts: Varying global rules as "processing aid" (must remove) vs. "additive" (residues allowed).
  • Contamination Risks: Potential leaching of ash/metals from low-quality carbon
  • Dust Hazards: Explosion risks and worker safety concerns with powdered forms.

Sustainability & Waste Management

  • Single-Use Waste: High-volume disposal of spent PAC.
  • Regeneration Barriers: Energy-intensive reactivation of GAC requiring specialized facilities.
  • Supply Chain Impacts: Sourcing biomass/coal creates environmental footprint debates.

Operational & Ethical Concerns

  • "Detox" Mislabeling: Unverified health claims inviting regulatory action.
  • Process Disruptions: Handling difficulties causing production downtime.
  • Reverse Discoloration: Chemical reactions with impurities darkening products.

活性炭の種類

颗粒活性炭（粒状活性炭）

粒状活性炭（GAC）

  • ヨウ素価：600-1200
  • メッシュサイズ:1×4/4×8/8×16/8×30/12×40/20×40/20×50/30×60/40×70 (その他のサイズはお問い合わせください)
  • 見かけ密度400-700
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柱状活性炭

ペレット状活性炭

  • ヨウ素価：500～1300
  • 網のサイズ: 0.9-1mm/1.5-2mm/3-4mm/6mm/8mm （より多くのサイズは要求あり次第）
  • 見かけ密度450-600
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粉末活性炭（粉末活性炭）

粉末活性炭

  • ヨウ素価：500～1300
  • メッシュサイズ：150/200/300/350 (ご要望によりその他のサイズも可能)
  • 見かけ密度450 - 550
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蜂窝活性炭（ハニカム活性炭）

ハニカム活性炭

  • ヨウ素価400-800
  • メッシュサイズ: 100×100×100mm/100×100×50mm (セル密度はご要望に応じます)
  • 見かけ密度350-450
  • ボア径：1.5-8mm
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ヤシ殻活性炭

  • ヨウ素価：700～1200mg/g
  • 表面積700-1200 m²/g
  • 見かけ密度320-550 kg/m³
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ナッツシェル活性炭

  • ヨウ素価：700～1200mg/g
  • 表面積700-1200 m²/g
  • 見かけ密度320-550 kg/m³
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石炭系活性炭

石炭系活性炭

  • ヨウ素価：700～1200mg/g
  • 表面積700-1200 m²/g
  • 見かけ密度300-650 kg/m³
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木質活性炭

  • ヨウ素価：700～1200mg/g
  • 表面積700-1200 m²/g
  • 見かけ密度320-550 kg/m³
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物理的活性炭

  • 活性化方法高温でのスチーム/ガス活性化
  • 細孔構造：マイクロポーラス支配、均一な細孔分布
  • 環境プロフィール化学薬品不使用、低灰分
  • 主な用途気相吸着、飲料水浄化
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化学活性炭

  • 活性化方法：適度な温度での化学的活性化（例：H₃PO₄/ZnCl₂)
  • 細孔構造：メソポーラスリッチ、高表面積
  • プロセス効率：より短い活性化時間、30-50% より高い収率
  • 後処理：残留物を除去するために酸洗いが必要
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含浸活性炭

  • 官能基化：活性剤を添加（例：I₂/Ag/KOH）
  • ターゲット吸着：特定の汚染物質（例：Hg⁰/H₂S/ 酸性ガス）の捕獲強化
  • カスタマイズ対象汚染物質に化学的に最適化
  • コアアプリケーション工業用ガス処理、CBRN防護
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Why You Need Our Activated Carbon

Optimized adsorption efficiency:

Optimized adsorption efficiency delivers superior pigment and impurity removal while preserving valuable nutrients and flavor compounds.

Exceptional batch-to-batch consistency:

Exceptional batch-to-batch consistency ensures predictable decolorization performance across all production cycles.

Food-grade purity certification:

Food-grade purity certification guarantees compliance with global safety regulations and eliminates contamination risks.

Tailored pore structure:

Tailored pore structure engineering provides industry-specific solutions for diverse applications from syrups to oils.

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Sustainable sourcing and regeneration compatibility:

Sustainable sourcing and regeneration compatibility reduces environmental impact while maintaining operational efficiency.

Activated Carbon Solutions in Food Decolorization

1. Sugar Industry Decolorization

ソリューションの概要

Activated carbon is used in sugar refining (sucrose, glucose, maltose) to remove pigments, colloids and impurities from syrups, to yield pure crystalline products (high purity). It removes colorants (natural and process) (e.g., melanoidins, caramels) through the process of adsorption.

主な利点

  • High selectivity for pigments: Efficiently adsorbs large-molecule colorants (e.g., caramels) while minimizing sugar loss.
  • Improved crystallinity: Removes colloids and impurities that inhibit crystal formation, enhancing product yield and stability.
  • Multi-functional purification: Simultaneously eliminates off-flavors and odor precursors for sensory enhancement.

2. Edible Oil Refining

ソリューションの概要

Activated carbon treats crude vegetable oils to adsorb color bodies (e.g., carotenoids, chlorophyll), oxidation products, and contaminants, achieving clarity and stability.

主な利点

  • Broad-spectrum adsorption: Targets diverse pigments and polar impurities resistant to clay-based adsorbents.
  • Oxidation stability: Removes peroxides and secondary oxidation products, extending shelf life.
  • Neutral flavor profile: Prevents flavor distortion by adsorbing volatile odor compounds without altering oil properties.

3. Beverage & Juice Clarification

ソリューションの概要

Used in juices, soft drinks, and alcoholic beverages to adsorb natural pigments (e.g., anthocyanins, tannins) and haze-causing colloids, improving visual appeal and stability.

主な利点

  • Color uniformity: Standardizes product appearance across batches by removing variable natural pigments.
  • Colloid reduction: Adsorbs pectins and proteins that cause cloudiness or sedimentation.
  • Deodorization synergy: Eliminates musty or earthy off-notes from raw materials (e.g., in wines or fruit juices).

4. Food Additive Purification

ソリューションの概要

Critical for decolorizing additives like citric acid, monosodium glutamate (MSG), and sweeteners by removing organic impurities and synthetic byproducts during manufacturing.

主な利点

  • High-purity output: Meets stringent pharmacopeia standards for additives by reducing trace metals and organic residues.
  • Process adaptability: Compatible with both batch (powdered carbon) and continuous (granular carbon) systems for flexible integration.
  • Safety compliance: Food-grade variants exclude zinc or heavy metals, ensuring regulatory acceptance.

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