Core Distillation Series
Featured Essential Extracts & Specialty Oils (Catalog Part I)
Direct factory shipments tested by GC-MS, HPLC, and refractive densitometry, manufactured under strict ISO 9001 and GMP controls at Jiangxi Baicao Pharmaceutical Co., Ltd.
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Biochemical Monograph
Mechanism of Eugenol in Odontogenic Pain Management & Pulp Therapy
An exhaustive pharmacodynamic review designed for oral therapeutic formulators, dental cement engineers, and pharmaceutical procurement directors.
Neuro-Sensory Modulation & Voltage-Gated Na+ Blockade
Clove bud oil derived from Syzygium aromaticum owes its rapid dental analgesic efficacy to high concentrations of 4-allyl-2-methoxyphenol (eugenol). In pulpal dentin complexes, dental pain primarily transmits via myelinated A-delta and unmyelinated C-nerve fibers. Eugenol exerts direct local anesthetic action through the reversible blockade of voltage-dependent sodium channels (VGSC, particularly Nav1.7 and Nav1.8 subtypes), halting action potential conduction along the trigeminal pathway. Concurrently, eugenol exhibits dual-phase modulation of the Transient Receptor Potential Vanilloid-1 (TRPV1) and Ankyrin-1 (TRPA1) ion channels, causing initial excitation followed by robust desensitization of nociceptive nerve endings, yielding profound and sustained analgesia within inflamed pulpal tissues.
Inhibition of Prostaglandin Synthesis & Biofilm Disruption
Beyond neuro-inhibition, wholesale dental-grade clove oil acts as a potent anti-inflammatory agent by selectively inhibiting cyclooxygenase-2 (COX-2) enzyme activity, suppressing local synthesis of pro-inflammatory prostaglandins (PGE2) and leukotrienes within hyperemic pulp. Clinically, dental pain is exacerbated by microbial proliferation; eugenol and beta-caryophyllene synergistically breach the cell envelope of key endodontic pathogens, including Porphyromonas gingivalis, Fusobacterium nucleatum, and cariogenic Streptococcus mutans. The lipophilic sesquiterpenes destabilize microbial lipid bilayers, dissipating proton motive force, curbing bacterial colonization, and preventing secondary infections in deep cavitary preparations.
85%–98%
Eugenol Fraction Assay
28,600 m²
GMP Manufacturing Facility
12 Lines
Dual Automated Workshops
< 0.05%
Synthetic Adulteration Limit
Analytical Rigor
Pharmacopeial Grade Clove Oil Specifications (USP / Ph. Eur. / FCC)
Every production batch undergoes gas chromatography (GC) and mass spectrometry (GC-MS) verification to ensure uncompromised structural purity, meeting rigorous global monograph criteria.
| Analytical Parameter | USP Dental Specification | Ph. Eur. / BP Monograph | Jiangxi Baicao Actual Test Batch | Testing Methodology |
|---|---|---|---|---|
| Botanical Origin | Syzygium aromaticum | Syzygium aromaticum | 100% Pure Steam Distilled Bud | DNA Barcoding / Botanical ID |
| Total Eugenol Content | 85.0% – 95.0% | 75.0% – 88.0% (Crude) / >90% | 88.4% – 93.2% (Standardized) | GC-FID (Capillary Column) |
| Eugenyl Acetate Ratio | 4.0% – 15.0% | 4.0% – 15.0% | 6.8% – 11.2% | GC-MS Fingerprinting |
| beta-Caryophyllene | 2.0% – 12.0% | 2.0% – 14.0% | 4.5% – 7.8% | GC-FID Internal Standard |
| Refractive Index (20°C) | 1.528 – 1.537 | 1.528 – 1.537 | 1.532 – 1.535 | Abbe Refractometer (ASTM D1218) |
| Specific Gravity (25°C/25°C) | 1.038 – 1.060 | 1.038 – 1.061 | 1.045 – 1.054 | Digital Density Meter |
| Optical Rotation (20°C) | -1.5° to 0° | -1.5° to 0° | -0.8° to -0.3° | High-Precision Polarimetry |
| Heavy Metals (Pb, As, Cd, Hg) | < 10 ppm total | < 10 ppm total | Conforms (< 2 ppm total) | ICP-MS Trace Analysis |
| Pesticide Residues | USP <561> Compliant | EP 2.8.13 Compliant | Zero Residue Detected | LC-MS/MS & GC-MS/MS |
Manufacturing Infrastructure
China Factory Supply Chain Supremacy: Scalability, Precision & Resilience
Why multinational pharmaceutical brands, oral care conglomerates, and private label dental enterprises anchor their bulk supply chains with Jiangxi Baicao Pharmaceutical.
State-of-the-Art Dual Workshops
Established in 2010, Jiangxi Baicao Pharmaceutical Co., Ltd. operates an advanced 28,600 m² GMP manufacturing campus situated in the Jinggangshan Economic & Technological Development Area, Ji'an, Jiangxi. We maintain two dedicated, physically isolated workshops: Workshop 01 houses 6 automated stainless-steel lines dedicated to essential oil distillation, high-vacuum rectification, molecular wiping, and precision nitrogen-blanketed filling. Workshop 02 specializes in 6 lines of standardized plant extract isolation, completely eliminating cross-contamination risks.
Direct Fractional Rectification Capability
Unlike brokers or crude oil collectors, Baicao features high-efficiency continuous fractional distillation towers capable of tailoring eugenol assay targets from 85% to 99.5% pure pharmaceutical isolate. Our fractional separation removes harsh terpene fractions, residual moisture, and sulfur compounds, yielding crystal-clear, pale amber dental oil with minimal mucosal irritation, exceptionally stable odor thresholds, and superior compatibility with zinc oxide cements.
Upstream Supply Security & Cost Control
China's integrated chemical engineering network and strategic raw material procurement channels grant Baicao significant economies of scale. By combining direct botanical contract farming relationships with automated high-throughput processing, we mitigate commodity market price swings. We offer institutional buyers 12-month fixed-price contracting, buffer inventory warehousing, and rapid maritime dispatch via major deep-water ports (Ningbo, Shanghai, Shenzhen).
B2B Sourcing Playbook
Global Enterprise Procurement Demands: Packaging, MOQs & Traceability
Formulated to address the complex regulatory and operational pain points faced by industrial sourcing officers, quality auditors, and overseas brand managers.
Industrial Packaging Configurations
We adapt packaging to individual factory discharge stations and dispensing automation:
- 25 kg HDPE Drums: UV-blocking, UN-certified, fluorinated inner lining.
- 180 kg Galvanized Steel Drums: Internal epoxy lining, nitrogen headspace blanketed.
- 1000 kg Intermediate Bulk Containers (IBC): High-volume API manufacturing.
- Retail OEM Dispensers: 5ml, 10ml, 30ml amber glass vials with tamper-evident dropper pipettes.
Full Batch Traceability & Archival
Under Baicao’s GMP quality governance, every drum bears a globally unique QR-coded lot number tied to our digitized LIMS (Laboratory Information Management System). Sourcing managers receive instantaneous access to raw crop provenance records, harvest cycle analytical logs, in-process rectification data, and third-party validation chromatograms. Retained physical samples from each production run are archived in our climate-controlled library for a minimum of 36 months.
Flexible Commercial Terms & MOQs
Understanding that R&D trials require precision pilot runs while commercial lines require metric ton commitments, Baicao offers tiered procurement structures:
- R&D Pilot Batch: MOQ 1 kg to 25 kg with comprehensive documentation package.
- Commercial Contract MOQ: 180 kg (single drum) to FCL container loads.
- Incoterms Supported: FOB Shanghai/Shenzhen, CIF, CFR, DDP to client facilities.
Audit Ready
Regulatory Compliance Architecture: FDA DMF, REACH, GMP & Halal/Kosher
Eliminating importation hurdles and registration bottlenecks across North America, the European Union, Southeast Asia, and the Middle East.
US FDA Compliance
FDA facility registration, supporting Drug Master File (DMF) technical packages, and compliance with 21 CFR Part 211 for cGMP active pharmaceutical ingredients and excipients.
EU REACH & CLP
Full European Chemical Agency (ECHA) REACH registration dossier, GHS-compliant 16-section Safety Data Sheets (SDS), and adherence to EU Cosmetic Regulation (EC) No 1223/2009.
Halal & Kosher
Annually verified Halal (MUI / JAKIM compliant) and Kosher certification for multi-market global oral rinses, chewable dental tablets, and natural pharmaceutical lines.
ISO 9001 & ISO 22000
Integrated Quality and Food Safety Management Systems ensuring comprehensive hazard analysis (HACCP), critical control point monitoring, and strict environmental sanitation.
Formulation Integration
Localized Application Scenarios: From Operative Dentistry to Retail Care
Technical formulation parameters for commercial manufacturing in endodontics, restorative dentistry, and OTC dental relief treatments.
Zinc Oxide Eugenol (ZOE) Cements
Clove oil containing 85%–90% natural eugenol forms a zinc eugenolate chelate matrix upon reaction with zinc oxide powders. This reaction produces low-solubility, sedative temporary restorations, intermediate restorative materials (IRM), and non-cytotoxic endodontic root canal sealers. The low moisture index and precise refractive properties of Baicao's clove oil guarantee controlled setting times (4 to 8 minutes at 37°C / 100% relative humidity) and optimal compressive strength.
Alveolar Osteitis (Dry Socket) Pastes
Post-extraction complications demand rapid neuro-sedative intervention. Wholesale pharmaceutical clove oil is combined with iodoform, butamben, or balsam of Peru into clinical dressing pastes. Eugenol's sustained, localized release numbs exposed alveolar bone walls, alleviates excruciating bone neuralgia within minutes, and mitigates localized bacterial osteitis without requiring systemic opioid prescriptions.
OTC Toothache Drops & Oral Rinses
Over-the-counter emergency dental kits utilize clove oil diluted in neutral pharmaceutical carrier oils (such as sweet almond oil or medium-chain triglycerides) at concentrations ranging from 10% to 85%. Baicao's ultra-purified, winterized clove oil prevents phase separation, off-flavor rancidity, and precipitation in consumer dropper bottles, providing instant temporary relief from acute pulpitis and pericoronitis.
Strategic Outlook
Future Trends: Green Chemistry, Supercritical Extraction & Regulatory Shifts
Navigating the next decade of botanical therapeutics: sustainability mandates, synthetic replacement, and novel micro-delivery mechanisms.
Shift Away From Synthetic Eugenol
While petrochemical-derived synthetic eugenol (synthesized from guaiacol) exists, international pharmaceutical and consumer health authorities are tightening purity guidelines. Synthetic pathways frequently leave trace chlorinated byproducts and phenolic isomers that elevate cellular toxicity risks. Major oral health brands are universally shifting toward 100% natural, botanically derived clove eugenol featuring clean Carbon-14 isotopic profiles and validated non-synthetic origins.
Subcritical & Supercritical CO2 Refining
Traditional steam distillation, while proven, exposes thermal-sensitive aromatic molecules to prolonged boiling temperatures, occasionally inducing partial degradation of eugenyl acetate into free eugenol. Baicao is spearheading industrial adoption of Supercritical Fluid Extraction (SFE-CO2). Operating at near-ambient temperatures (31.1°C, 73.8 bar), SFE isolates the intact native phyto-complex with zero thermal artifacts, yielding a superior therapeutic profile for premium endodontic formulations.
Microencapsulation & Controlled Release
Volatile evaporation and rapid salivary washout represent historical challenges for topical dental oils. Modern dental delivery systems are adopting cyclodextrin complexation, liposomal encapsulation, and bio-adhesive chitosan nanoparticles loaded with purified clove extract. These micro-structures attach to the gingival mucosa and periodontal pocket wall, delivering sustained antimicrobial and pain-blocking eugenol release over 24 to 48 hours.
Procurement Intelligence
Frequently Asked Questions (FAQ) for Clove Oil Procurement & Export
Clear, authoritative technical guidance resolving the common vetting questions posed by quality auditors, regulatory directors, and supply chain managers.
What is the difference between Clove Bud Oil, Clove Leaf Oil, and Clove Stem Oil for dental pain applications?
For professional dental and medicinal applications, Clove Bud Oil (derived exclusively from the unexpanded flower buds of Syzygium aromaticum) is the pharmacopeial gold standard. It contains 80%–92% eugenol accompanied by 5%–15% eugenyl acetate, which softens the sharpness of the oil and provides a sweeter, milder aroma with significantly lower mucosal tissue cytotoxicity. In contrast, Clove Leaf and Stem oils have negligible eugenyl acetate, higher free eugenol ratios with harsher sesquiterpene profiles, and are primarily utilized in technical fragrances or industrial pesticide syntheses rather than intraoral clinical formulations.
How does Jiangxi Baicao verify that the clove oil is 100% natural and free from synthetic eugenol?
Every production lot undergoes rigorous multi-instrument analysis in our GMP quality control center. Purity is validated using Capillary Gas Chromatography paired with Mass Spectrometry (GC-MS) to confirm the complete botanical chiral fingerprint, specifically checking for the presence of natural marker compounds such as beta-caryophyllene, alpha-humulene, and native eugenyl acetate. Furthermore, our products are subject to Carbon-14 (C14) isotope radiocarbon dating to definitively differentiate bio-based natural clove oil from fossil-fuel-derived synthetic eugenol.
Can Jiangxi Baicao provide full regulatory dossiers for international drug and device filings?
Yes. Baicao supports global pharmaceutical companies and medical device manufacturers with comprehensive technical documentation packages. We provide Certificate of Analysis (COA) per batch, GHS-compliant 16-section Safety Data Sheets (MSDS/SDS), Technical Data Sheets (TDS), Flowcharts of Manufacturing Processes, TSE/BSE Statements, Non-GMO Declarations, Allergen Statements, and US FDA Drug Master File (DMF) open-part technical support for registration dossiers.
What are the optimal storage conditions and validated shelf life for bulk wholesale shipments?
When stored in original, unopened airtight fluorinated drums or nitrogen-purged steel drums under cool (15°C–25°C), dry conditions protected from direct light, heat, and oxygen, our pure clove oil has a validated shelf life of 36 months. We recommend re-testing refractive index, color, and peroxide value prior to formulation if storage exceeds three years.
Do you offer customized OEM filling, private labeling, and primary retail packaging for dental drops?
Yes. In addition to 25 kg, 50 kg, and 180 kg bulk industrial drum containers, Baicao operates automated filling lines within our cleanroom workshop. We can supply white-label or turnkey finished products: amber dropper bottles (5ml, 10ml, 15ml, 30ml) equipped with child-resistant (CRC) caps, glass graduated pipettes, custom folding cartons, tamper-evident seals, and localized barcode/regulatory labeling tailored to your target consumer market.
What are standard delivery lead times and available shipping routes for overseas exporters?
Standard catalog bulk orders (up to 5 metric tons) are packed and dispatched within 7–10 business days following order confirmation and QC release. We regularly ship via air freight (FedEx/DHL/air cargo for urgent API lots) and maritime container vessels (FCL/LCL) departing from Shanghai, Ningbo, or Shenzhen ports with complete international dangerous goods (DG) packing declarations, Class 9 maritime compliance where applicable, and full ocean export documentation.
Extended Botanical Portfolio
Wholesale Essential Oils & Plant Extracts (Catalog Part II)
Broaden your formulation portfolio with factory-direct botanicals produced under the same unwavering GMP quality benchmarks as our flagship dental clove oils.
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Direct Factory Access
Initiate Technical Consultation & Request Certified Lot Samples
Our chemical engineering specialists and regulatory export liaisons are ready to review your monograph specifications, share comprehensive GC-MS/HPLC chromatograms, and prepare customized pilot qualification samples.