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HS Code |
937645 |
| Chemical Name | Rhodionin |
| Cas Number | 118-34-3 |
| Molecular Formula | C21H20O10 |
| Molecular Weight | 432.38 g/mol |
| Iupac Name | 5,7-dihydroxy-2-(4-hydroxyphenyl)-6-(3,4,5-trihydroxyphenyl)-4H-chromen-4-one |
| Appearance | Yellow powder |
| Solubility | Sparingly soluble in water, soluble in DMSO and ethanol |
| Purity | ≥98% |
| Melting Point | 202-204 °C |
| Source | Extracted from Rhodiola species |
As an accredited Rhodionin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Rhodionin is packaged in a sealed amber glass bottle, 100 mg, labeled with product name, CAS number, lot, and safety information. |
| Shipping | Rhodionin is shipped in tightly sealed, chemical-resistant containers to prevent contamination and degradation. It is packed with appropriate labeling, safety data sheets, and in accordance with local and international regulations for hazardous materials. The package is cushioned for transit and typically shipped via ground or air with temperature control if required. |
| Storage | Rhodionin should be stored in a tightly sealed container, protected from light, moisture, and air. Keep it in a cool, dry location, ideally at 2–8 °C (refrigerated). Ensure the storage area is well-ventilated and clearly labeled. Avoid exposure to incompatible substances such as oxidizing agents. Follow all relevant safety and chemical handling regulations for safe storage. |
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Purity 98%: Rhodionin with 98% purity is used in pharmaceutical formulation development, where it ensures enhanced bioactivity and reproducibility of active ingredients. Particle Size < 10 µm: Rhodionin with particle size below 10 µm is used in oral tablet manufacturing, where increased dissolution rates are achieved for improved absorption. Melting Point 215°C: Rhodionin with a melting point of 215°C is used in high-temperature extraction processes, where it provides thermal stability and maintains compound integrity. UV Stability: Rhodionin with high UV stability is used in photoprotection studies, where it prevents degradation and extends shelf life of the product. Aqueous Solubility 12 mg/L: Rhodionin with aqueous solubility of 12 mg/L is used in beverage enrichment, where it promotes uniform dispersion and consistent dosing. HPLC Grade: Rhodionin in HPLC grade is used in analytical laboratory testing, where it delivers precise quantification and high-purity standards. Stability at pH 7.0: Rhodionin stable at pH 7.0 is used in buffer system applications, where it maintains compound activity during prolonged storage. Molecular Weight 538.46 g/mol: Rhodionin with a molecular weight of 538.46 g/mol is used in bioavailability assessments, where predictable pharmacokinetic profiles are required. Ash Content < 0.1%: Rhodionin with ash content below 0.1% is used in food additive manufacturing, where product purity and compliance with regulatory standards are guaranteed. Storage Temperature 2–8°C: Rhodionin stored at 2–8°C is used in clinical trial sample preservation, where chemical stability and sample integrity are ensured. |
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Rhodionin continues to be a choice for specialists working with plant-derived flavonoids, and as a manufacturer, we have seen changing standards, research directions, and technical needs in this field. Our own in-house workflow for Rhodionin starts with the controlled selection of Rhodiola rosea roots. All processing steps—from extraction to purification—follow consistent protocols. We draw on decades of know-how in botanical isolation, and we base every improvement on hands-on lab results and customer feedback. Regardless of what shows up in brochures elsewhere, nothing takes the place of a batch record and real-life lot-to-lot reproducibility.
Our Rhodionin remains a pale-yellow powder with a verified HPLC purity above 98 percent. It handles well at room temperature, avoiding clumping thanks to regular sieving and a strict moisture ceiling under 3 percent. We don’t introduce unnecessary excipients. Customers consistently confirm that the powder disperses without observable insoluble residues and resists brown discoloration even after twelve months under dry conditions. Methods and testing for loss on drying, residual solvents (all under 0.5 ppm), and identity (conforming MS and IR spectra) are part of every Certificate of Analysis. In our own operations, quality comes from strict batch control rather than chasing an elusive “always 100 percent pure” standard, which never reflects what happens in an actual chemical plant.
Our customers use Rhodionin for research in antioxidant chemistry, as a marker in herbal authentication workflows, and—more recently—in studies exploring its biological activity. Lab teams working on DNA-protective effects often prefer our product because LCMS datasets show low interference from co-eluting flavonoids. In one project, a diagnostic development group required batch-to-batch overlap, since their reference materials run in monthly plates. Their assessment after multiple shipments: They saw difference below the level of platform drift, so no new system suitability standards were needed. We talk with biochemistry researchers using Rhodionin as an inhibitor in enzyme-catalyzed screenings. They report that dissolved material stays clear and shows no measurable drop in UV absorbance after normal incubation times.
Field-scale users in phytopharmaceutical research often comment that some suppliers pack “Rhodiola flavonoid mixes” with ill-defined peaks and batch-specific profiles. In contrast, we document every extraction input, certify the ratio of target compound to total polyphenols, and flag abnormal UV spectra that hint at side-reactions. Quality isn’t just a number on a COA—it means reliability for those running repeated screens or publishing data. Another aspect: whether the product can be formulated easily. Our dry powder doesn’t clump, and moisture checks sit within an easy-to-handle range, keeping operations simple for users preparing their own blends or direct-use extracts.
In the chemical industry, word gets around quickly if shortcuts are taken. We never rely on third-party intermediaries for sourcing or blending. Every batch is produced in the same facility that oversees solvent choice, pH, and isolation runs. We follow up on complaints about “unknown peaks” by running double-blind tests and sharing the chromatograms on request. Regular reference samples from earlier years sit on our stability shelves for cross-analysis. This attention to timeline and source is often what helps researchers publish reproducible results.
Some products on the market offer crude powder or undefined fractions labeled as “Rhodionin-rich.” These usually originate from ethanol-based extractions without the mechanical separation our team finds essential. Our isolation prioritizes removing non-flavonoid polyphenols and sugars, which can confuse analytical platforms such as LC and MS. Many competitors skip identity confirmation or print theoretical mass values without supporting spectra. We don’t take that approach. Analysts in our lab match every lot against published standard spectra and record every relevant scan.
Through years of direct manufacturing, we have learned why pure Rhodionin matters, especially for those in research and regulated production. A recurring problem we’ve solved involves astringent or “off” tastes caused by accidental inclusion of root saponins or phenolic acids. Our purification stages chase these out; only verified compound is sent out. This focus matters to those running quantifiable studies, whether in a laboratory bioassay or a clinical pilot.
Unlike commercial traders who may never see a drum of raw roots, our technical team spends time refining every part of the process, from selecting harvests based on root maturity and absence of soil contamination to optimizing solvent ratios in extraction. Every operator in our facility receives internal hands-on training; we don’t depend on outside certification mills. Method control stands at the heart of our supply. Where others might take shortcuts with bulk blends, we stick with single-source feedstocks and batch them by date and origin.
Once roots pass intake standards, extraction moves forward with documented pH and recorded temperatures. Solvent recycling and waste minimization are embedded in the workflow to keep environmental impact down. Precipitated fractions undergo fine filtration, and the clarified solutions are examined under UV before concentration. We only advance lots that clear all analytic criteria, not just one convenient parameter out of the set. In our experience, small details—such as holding at specific drying pressures and gentle temperature ramping—prevent unwanted hydrolysis and retain compound stability. We do not pursue rapid throughput at the expense of quality for this type of product.
Mislabeled or diluted flavonoid powders enter the market routinely. As a direct manufacturer, we face these issues head-on. Our experience shows that transparency about plant origin and process method is much more valuable than flashy marketing. Every year, we see increased spot checks and deeper audits from downstream labs. Clone or imitation products often break down early in analytical comparison. By keeping a fully traceable chain—from root lot to powder—we address not only our customers’ requests but also the regulatory expectations, especially as authorities in the nutraceutical space raise the bar for documentation.
Another common issue is the use of untested surfactants or additives to fake dispersibility. Instead, we tune grind size and moisture levels through process adjustment, so product texture meets user requirements without introducing contamination risk. The product remains stable on storage without relying on unrevealed anti-caking agents. Anyone requesting excipient data receives full disclosure up front.
Ten years ago, most requests for Rhodionin came from botanical authentication programs. Today, more of our inquiries arrive from labs running biochemical assays, looking for reference compounds that won’t throw off results. We learned that direct, clear communication with these groups improves both our product and the users’ data. They often share chromatograms or details of challenging runs, letting us troubleshoot together. These relationships sharpen our own process, and sharing real numbers—such as detected impurity profiles—helps us build trust.
We have dealt with recurring challenges. One year, a harvest delivered roots with a higher than usual tannin load. Rather than passing the cost along or disguising the lot, we ran these roots through controlled extraction splits, compared the final flavonoid/phenolic ratios, and only batched powder from splits which stayed within our known targets. We record every result. This level of detail means fewer surprises downstream for the research teams who base publication or investment decisions on what shows up in their bottles.
As plant-based actives see more use in pharmaceutical and nutraceutical projects, regulators and researchers expect higher proof of composition and reproducibility. Our product supports these aims. For clinical research, every vial matches declared identity and comes with a full analytic panel, including orthogonal confirmation from two independent chromatographic runs. We answer user-led innovation by fine-tuning isolation stages and tracking every modification. If research trends require clarity on minor degradation species or demand higher detection limits in test panels, we shift method validation and share comparative data.
Our sales and technical staff bridge chemistry and user needs daily. We keep close contact with university labs, R&D divisions, and applied biotech companies, gathering candid feedback about technical snags as well as successes. The focus is always on the compound’s real-world behavior—no gloss, no claims without basis. Reports of failed solubility tests, unexpected spectral interferences, or delayed shipment reviews are all logged and addressed in troubleshooting cycles. Such ongoing learning drives us to tune stepwise improvements in isolation, storage, and packaging.
Some market offerings label any yellowish powder from Rhodiola root as flavonoid-rich. These typically include variable ratios of mixed phenolics, sugars, and less-defined plant material. While they may offer economy for bulk nutrition products, such blends provide neither defined composition nor batch-to-batch reliability. In contrast, our Rhodionin comes from intentional, documented steps designed to isolate the pure compound. Users working in analytical settings, controlled screening, or publication-based research benefit from our technical reporting and strong product support.
Blended root powders do not support fine-structure spectral work or dose-response screening, because unknown background makes it difficult to analyze results. Flavonoid markers lacking reliable isolation may create issues for regulatory submission and product approval. Our team provides product that supports successful lab validation, which in turn leads to cleaner regulatory filings and easier project handoffs.
Our direct involvement with manufacturing lets us promise more than just chemical content. We keep the process transparent at every step. Customers receive real batch numbers and, on request, can review upstream extraction process controls. We know—because we have handled quality complaints ourselves—that traceability protects both the user’s output and our long-term reputation. Direct repeat buyers confirm that each bottle matches prior performance. We do not shift from originators to repackers or third parties, since chain-of-custody remains critical for both compliance and end-use safety.
Our documentation aligns with what real-world users need: clear lot analysis, origin details, confirmation spectra, and reliable shelf-stability data. This information helps customers confirm that experimental results do not derive from variable source material or accidental changes in process. Feedback cycles help us adjust not just specifications, but the details of routine sample handling, packaging, and logistics. In our operation, service doesn’t end with shipment; technical teams remain available for follow-up, revision, or direct technical support.
Our insight as a manufacturer comes from daily hands-on work. Our technical team watches seeds become roots, roots become extract, and extract become pure compound—all inside the same facility. Real process challenges—crude extract separation, purification losses, scaling constraints—drive every improvement. By testing every intervention on site, we limit the gap between pilot batches and commercial output. Every parameter change—new solvent, altered isolation time, or filtered air handling—passes live comparison against historical lots.
It is easy for others to copy marketing text or quote from published data sheets. Our difference comes from concrete details: verifiable root origin, described extraction and purification protocols, full impurity profiles, and transparent corrective steps after any out-of-spec finding. Having optics on direct production keeps quality rooted in fact, not claims. Years in the field reinforce that the most critical value we offer is certainty for users. By investing in our process, maintaining transparent documentation, and responding quickly to process feedback, we give researchers and applied chemists the confidence to trust what they receive in every bottle, every order, every time.