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HS Code |
922810 |
| Name | Rosemary Essential Oil |
| Botanical Name | Rosmarinus officinalis |
| Extraction Method | Steam distillation |
| Plant Part | Leaves and flowering tops |
| Appearance | Clear to pale yellow liquid |
| Aroma | Herbaceous, fresh, camphorous scent |
| Main Components | 1,8-Cineole, alpha-pinene, camphor |
| Solubility | Insoluble in water, soluble in alcohol and oils |
| Origin | Mediterranean region |
| Common Uses | Aromatherapy, hair care, massage, skincare |
| Shelf Life | Approximately 2-3 years |
| Flash Point | 40°C (104°F) |
| Density | 0.894–0.920 g/cm³ |
| Color | Pale yellow to colorless |
| Storage Conditions | Cool, dry, dark place in tightly sealed container |
As an accredited Rosemary Essential Oil factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Amber glass bottle with dropper cap, 30ml, labeled "Rosemary Essential Oil," features botanical illustration and ingredient details. |
| Shipping | Rosemary Essential Oil should be shipped in tightly sealed, leak-proof containers, protected from light and heat. Use appropriate packaging materials to prevent breakage or spills. Label containers clearly with contents and hazard information. Comply with relevant regulations for shipping essential oils, including proper documentation and safety data sheets if required. |
| Storage | Rosemary Essential Oil should be stored in a cool, dry place away from direct sunlight and heat sources. Keep it tightly sealed in a dark glass container to prevent oxidation and preserve its potency. Store out of reach of children and pets. Avoid exposure to air and moisture, and keep away from open flames or sources of ignition due to its flammable nature. |
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Purity 100%: Rosemary Essential Oil with 100% purity is used in aromatherapy diffusers, where it enhances cognitive alertness and provides a refreshing atmosphere. Stability temperature 25°C: Rosemary Essential Oil stabilized at 25°C is used in topical massage formulations, where it maintains optimal efficacy and skin penetration. Molecular weight 152.23 g/mol: Rosemary Essential Oil with a molecular weight of 152.23 g/mol is used in scalp care applications, where it promotes follicle stimulation and strengthens hair growth. Refractive index 1.464-1.476: Rosemary Essential Oil with a refractive index of 1.464-1.476 is used in high-grade perfumery, where it delivers consistent scent profiles and long-lasting fragrance. Flash point 45°C: Rosemary Essential Oil with a flash point of 45°C is used in natural cleaning sprays, where it provides safe volatilization and effective microbial reduction. Density 0.890-0.920 g/cm³: Rosemary Essential Oil with a density of 0.890-0.920 g/cm³ is used in emulsified skincare serums, where it ensures uniform distribution and improved transdermal delivery. Viscosity grade low: Rosemary Essential Oil with a low viscosity grade is used in liquid soap manufacturing, where it enables rapid dispersion and even fragrance release. Optical rotation +8° to +15°: Rosemary Essential Oil with an optical rotation of +8° to +15° is used in natural oral hygiene formulations, where it supports antibacterial action and mouthfeel clarity. Acid value ≤1.0 mg KOH/g: Rosemary Essential Oil with an acid value ≤1.0 mg KOH/g is used in cosmetic emulsions, where it prevents rancidity and extends shelf life. Monoterpene content ≥70%: Rosemary Essential Oil with monoterpene content ≥70% is used in respiratory inhalant blends, where it facilitates mucolytic effects and improved airway clearance. |
Competitive Rosemary Essential Oil prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: admin@ascent-chem.com
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Growing and producing rosemary essential oil takes patience, knowledge, and serious care for detail. Our history with rosemary goes beyond the factory floor. We start with cultivating Rosmarinus officinalis, a hardy, evergreen herb, under closely watched conditions in open fields where sunlight and soil drainage matter as much as the season of harvest. Years of observing how climate shifts change the oil content in rosemary leaves taught us that timing harvest during the plant’s flowering phase brings the highest yield and richer composition.
Once collected, we move straight from field to steam distillation. This technique doesn’t just preserve the bright, herbal aroma; it locks in the diverse profile of active components that set rosemary oil apart from other essential oils. Quality rosemary oil shows a high level of cineole, camphor, borneol, and verbenone; their balance depends on soil, climatic conditions, and even the equipment used during extraction. This variety in active molecule content is more than a footnote—it’s the backbone behind why some rosemary oils outperform others in applications where purity and performance count.
The model we manufacture for large-volume customers comes as a clear to pale yellow liquid, fresh-cut herbal aroma sparkling out with a strong, slightly woody undertone. Each batch meets strict internal standards for cineole (typically between 30–45%), camphor (up to 20%), and borneol, verified by GC-MS testing. This focus on detailed component analysis sprang up years ago, when we realized that just meeting national essential oil codes fails to capture the subtle distinctions buyers in cosmetics, aromatherapy, and food industries now demand.
Traditional rosemary oil extraction methods often left too much water content or plant residue behind, disrupting shelf-life and leaving a murky appearance. By upgrading our distillation columns and fine-tuning separator phases, rancidity and color instability dropped off. We also trace metal ion contamination, since certain agricultural inputs can leach undesirable minerals into leafy material during drought years. Today’s product retains its clarity and herbal crispness for well past a year, sealed and undiluted, in food-grade containers up to 200 liters.
Years spent listening to formulators, R&D teams, and small workshop producers across personal care, home cleaning, and natural flavor sectors have taught us how each market relies on rosemary oil differently.
Having produced not just rosemary, but also thyme, lavender, and eucalyptus oils for years, differences become obvious. Eucalyptus oil delivers cineole as well, but carries a sharper, cooler note that rarely harmonizes in culinary or grooming blends without veiling subtler undertones. Lavender oil soothes and rounds blends, while rosemary injects focus and freshness—its camphor-laced punch wakes up top notes but doesn’t linger with sweetness.
Product performance—antioxidant, aromatic, or antimicrobial—also depends on regionality. Mediterranean-grown rosemary oil brings finer herbal balance compared to the earthier, sometimes harsher notes in variants cultivated in drier continental climates. We source an annual portion of our plant material from different regions, running side-by-side distillations and blind tests to keep our primary product line in the profile demanded by most international customers.
Other key distinctions arise from technical details often ignored by non-specialist suppliers. Years ago, standardizing the drying and pre-distillation holding of rosemary sprigs dramatically improved oil color and reduced plant gum residues in final product. Now, by keeping extraction times low and column pressures carefully monitored, we consistently avoid burnt or musty base notes that afflict cheap rosemary oils in the bulk market.
Addressing shelf life, authentic rosemary essential oil keeps color and aroma longer when compared to citrus and pine distillates, avoiding the photodegradation and rapid volatility loss often seen in grapefruit or lemon oils. Its relative chemical stability helps blenders reduce preservative loads—experience with bulk shipment has reinforced that keeping ROS (reactive oxygen species) formation low prevents costly returns and reformulations on the customer’s end.
Being a producer, not a trading intermediary, shapes our relationship to both consistency and risk. Each batch receives authenticated GC-MS chromatograms, providing a document trail down to daily distillation logbooks. This was born out of direct experience with low input years, where a spike in camphor or pinenes signaled issues upstream—sometimes traced back to drought stress, pest load, or processing errors.
On the safety front, we collaborate with toxicologists and regulatory consultants each year to scan natural contaminant risks: adulteration, pesticide drift, heavy metal uptake. Though rosemary oil is GRAS-certified for food flavoring in many regions, responsible usage always respects dosage limits: our technical file includes upper-use recommendations based on clinical and field studies for each class of end use, from topical application through ingestion thresholds.
A major industry issue remains widespread adulteration with synthetic cineole or added carrier oils, diluting not only efficacy but damaging trust. Years ago, a sharp client flagged this on a competitor’s shipment, prompting us to step up our batch documentation—now, each shipment leaves our gate with precise details matching the specs on product sheets and the chromatogram lot on file. Market education also matters; we spend time sharing details about what pure rosemary oil should smell and look like, helping downstream buyers guard against cheap blends dressed up as true essential oils.
Sustainability and ethical sourcing demand more action than claims on paper. We have worked directly with farmer collectives, building feedback systems so they can flag plant disease cycles or environmental stressors before they impact yield or purity. Diversifying nursery stock, switching to drought-resistant clones, and monitoring soil inputs through trace metals analysis have all helped us maintain batch consistency and limit price swings, enabling our end users to forecast their own production budgets with more confidence.
Chemical manufacturing at the source ties us to the land, the season, and the technology that pulls intensity and usefulness out of simple rosemary leaves. Pure rosemary essential oil marries a classic fragrance with tangible function—bracing freshness, natural antioxidant effects, and a complexity that never feels forced or synthetic.
We’ve learned that the best results come from keeping lines open between production and application—the more we hear from blenders, perfumers, chefs, and formulators, the more refined and singular our product becomes. Input on desired scent nuance, solubility in new solvent systems, or even color for high-visibility cosmetic launches drives process tweaks with each production run. We encourage direct communication between our technical group and your product development team to keep innovation grounded in what real users want.
Rosemary oil’s future is not tied to trends—it rides on technical integrity, ecological sustainability, and a willingness to adapt process as new needs and new discoveries arise. Our production team comes from backgrounds in both chemistry and traditional agronomy, blending field wisdom with strict analytical standards so every bottle and drum that ships matches the performance and safety our partners expect.
Being a manufacturer gives us a stake in every bottle pulled from the still: the pride and responsibility run deep, from the first seedling tested to the last step in the quality assurance lab. Experience shows that cutting corners at any point blurs the character of rosemary oil and risks breaking trust we've built. We continue investing in equipment upgrades, staff training, and field partnerships because the people using our rosemary oil in their work or home deserve reliability and transparency, not just a fragrant ingredient.
Demand for pure botanical extracts grows every day. Each new application challenge—whether shelf stability for a vegan food brand, or natural preservation for a soap startup—teaches us something new to fold into production. As ingredient lists tighten up and customers ask harder questions, we welcome scrutiny. We share what we know, supply what we prove, and keep pushing rosemary oil’s uses further, batch by carefully made batch.