|
HS Code |
684768 |
| Product Name | Aloin |
| Cas Number | 1415-73-2 |
| Molecular Formula | C21H22O9 |
| Molecular Weight | 418.4 g/mol |
| Appearance | Yellow to yellow-brown crystalline powder |
| Melting Point | 148-150 °C |
| Solubility | Soluble in water, alcohol |
| Purity | ≥95% (TLC) (typical for Sigma-Aldrich/Merck) |
| Storage Temperature | 2-8 °C |
| Synonyms | Barbaloin, Aloe-emodin anthrone C-glucoside |
| Pubchem Cid | 5469002 |
| Ec Number | 215-799-4 |
As an accredited Aloin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Aloin from Sigma Aldrich/Merck/TCI Chemical is packaged in a sealed amber glass bottle, containing 25 grams of yellow crystalline powder. |
| Shipping | Aloin from Sigma Aldrich/Merck/TCI Chemical is shipped in tightly sealed containers to prevent contamination and degradation. The packaging complies with international safety regulations, protecting the product from moisture and light. All shipments include proper labeling, documentation (such as SDS), and are handled by certified couriers specializing in chemical transport. |
| Storage | Aloin from Sigma Aldrich/Merck/TCI Chemical should be stored in a tightly sealed container, protected from light and moisture. Store at room temperature (15–25°C) in a dry, well-ventilated area away from incompatible substances such as strong oxidizing agents. Ensure proper labeling and avoid exposure to heat or direct sunlight to maintain its stability and effectiveness. |
Competitive Aloin prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to sales7@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: sales7@bouling-chem.com
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Coming in to work where aloin powders and extracts grow from raw aloe leaves to finished lots, you always smell the fresh, unmistakable, bittersweet bite of the plant. Our equipment hums and shakes, lifting green saps out of bundles hand-cut before dawn in the surrounding fields. Every part of the production feels like returning to chemistry’s basics — water, temperature, touch, patience, and checking the color of the filtrate beneath a strong lamp. Aloin (recognized by its characteristic yellow crystals and the sharp taste you can never confuse for anything else) needs careful attention at each step, or you lose definition between a food-grade, supplement, or technical formulation.
We don’t just package one universal grade under a broad label. Pure aloin comes in a few forms on our floor, mostly shaped by extraction solvent, starting leaf age, and type of refining. The most common here is our natural aloin, drawn straight from inner aloe latex dehydrated and crystallized with zero colorants or excipients. Some buyers request an ultra-low-impurity lot, which means additional fine-filtration for cosmetic and pharmaceutical needs. Others, especially supplement formulators, prefer our non-purified extract that preserves both aloin A and B. This form keeps more of the native mix of anthraquinones found in the fresh plant.
You can’t get these precise differences from a chemical supplier who buys barrels elsewhere, relabels them, or moves product through warehousing chains. Here, we grow or contract for every raw aloe batch. We calibrate grinding settings by hand each shift—this makes a gritty, bright powder for direct-mix applications, and a finer, pastel yellow grade for concentrated pastes or tablets. By moving from leaf to concentrate on site, we see exactly how water content and extraction timing change yield and strength.
Every operator on our line knows how aloin behaves under heat or if sun-dried leaves get mixed with fresh-cut ones. For instance, residual moisture above a certain limit means the final product clumps or cakes during storage, ruining dispersibility. That sounds simple, but in reality, it calls for clear targets and constant visual checking, not just chasing numbers on an analyzer. Spectrophotometry does validate pigment, but for aloin, nothing replaces the hands-on test — running a finger through the powder, seeing if it stains skin yellow, then cooling a sample of brewed water extract to catch the right precipitation.
Blending isn’t just a commodity step either. We deliberately avoid plasticizers or anti-caking agents in our pure technical grade. Some buyers have asked for them, wanting perfectly flowing powders, but you sacrifice the “clean” character — true aloin always clings a bit in humidity. We keep that so downstream users know what they’re working with, can dose accurately, and avoid mysterious off-tastes during formulation.
Aloin’s price and profile in the market often suffer from vague listings and vague ingredients. Manufacturers sometimes mix in caramel coloring for a uniform look, or cut aloin with non-anthraquinone plant material to stretch out profits. Working at the source, you spot these tricks fast. Off-color batches, or lots where bitterness fades after two minutes on the tongue, ring alarm bells. There’s a difference you learn to see in processing: genuine, freshly extracted aloin forms slender, almost glassy yellow crystals with razor sharp edges. The flavor is intense — strong bitterness, then a slow aftertaste. Less refined or adulterated products look dull, run brown or orange, and taste thin or even sweetish after a few chews.
We guarantee neither excessive bleach-washing nor heating ruins our aloin’s structure. High heat shortcuts (used to blast water out of inferior materials) degrade the glycosides and anthraquinones. Downstream, this means your end formula may miss the bitter effect, lower expected activity, and show color drift over shelf life. By sticking with our low-temperature drying and slow pressing, we keep the native fingerprint of the plant.
Our proximity to both agriculture and finished product blending means we see how aloin acts in the wild: beverage blends separating into layers, soap bases taking on unexpected hues, nutritionals solidifying or flowing wrong. As a manufacturer, we hold back samples from each batch, sending them through forced-age testing in oils, syrups, or gels. We’ve learned, for instance, that our unpurified grade dissolves faster in glycerin than in ethanol, and that direct powder blends work best for topical cosmetics if sieved at a finer mesh. This kind of detail never makes the label but changes outcomes for the people formulating with these extracts.
Some of the world’s biggest consumer brands demand a supply chain traceable to actual field lots — not generic extract. We offer batch history, field harvest logs, and in-house consistency checks that only come with doing all core chemical manipulations in-house. Convenience stores and mass market supplement brands often settle for the cheapest generic powder out of warehouses. In contrast, high-integrity users prize actual farm sources and hands-on process documentation to defend against product recalls or quality audits.
A formulator with an RTD beverage needs light, rapidly soluble powder. A capsule packager fights clumping and wants as little free moisture as possible. Cosmetic labs chase color stability and the minimum odor. We produce both standard crystalline, extracted and freeze-dried, as well as extra-dry grades for direct compression or fast-dissolving film applications. The technical, raw forms (brighter, easily dispersible, and astringent) match industrial cleaning or veterinary use. When a buyer specifies taste masking, we blend the pure crystalline with trace carriers to moderate the bitterness.
Dietary supplement customers rarely want this moderation. Their QC people measure bitterness to confirm identity. We can point to our own research: side-by-side sensory panels reveal palate resilience for the genuine, naturally bitter taste compared to processed or “neutral” aloin that’s been overwashed or cut. Anyone doing work in the supplement or herbal market knows consumers are increasingly skilled at identifying off-flavors from industrially over-engineered extracts.
As farmers and chemists, our interests overlap. Sustainable aloe farming and batch-lot processing mean the most intense flavor and pigmentation with the least chemical load. Our team works with regional growers to check leaf maturity and harvest timing — producing purer, denser latex, reducing need for synthetic clarifiers or decolorizers later. We track potassium nitrate in irrigation to avoid nitrate spikes in harvested sap, which can lead to gray, off-tasting end material.
We rotate field sourcing to manage plant health and maintain antioxidant potential in the latex. Fast harvesting, minimal sun exposure, then sealed transport – all keep the profile sharp enough for us to guarantee real aloin instead of a deteriorated, less bitter fake. More than ever, large buyers demand proof of field origin over generic “aloe extract” on their ingredient lists, especially in regulated international markets.
We keep tabs on both regional and international standards. In the past, regulatory agencies flagged contaminated or mis-declared products, mostly from suppliers blending inferior lots or failing to maintain batch-level records. Our on-site audit trail and kept samples from each production run let us meet both required and voluntary standards. We conduct regular in-house HPLC analysis for aloin content (by AOAC or EU-specific methods as required) and run heavy metal and solvent residue tests using validated protocols. We have learned to reject any field batch when even nearby crop spraying shows up on periodic soil tests.
Each year, authorities update accepted daily intake limits and labeling demands for health products. Without precise traceability, risk builds for end users and buyers alike. Batching on site and keeping production close to extraction ensures mislabeling or swap-out never happen. That’s a difference manufacturers always see, but traders can’t demonstrate after the fact. By controlling our aloe sourcing and refining, and reporting direct from the process floor, we assure users that their stock matches regulatory disclosures exactly.
Every week, we see outside traders and wholesalers show off “new” aloin grades, claiming ultra-processing or proprietary refinement. What matters isn’t the marketing — it’s the predictable performance at scale, batch after batch. You only build that by cleaning your lines, keeping field and process staff talking, and paying close attention to odor, granularity, and color at every stage. People come to us with blends falling out, separation, or flavor masking problems — usually the result of using materials that have sat in a warehouse too long or absorbed moisture in shipment.
Our manufacturing process centers on daily checks and fast turnover. We keep shipments small and fresh, never letting stock linger. Our operators know the feeling of each batch in the hands. We see almost instantly if a lot loses its signature golden hue or goes damp. Having worked with formulators for more than a decade, we adapt small details (like grind size or dryness) before problems multiply downstream. That flexibility comes from direct know-how, not reselling or shifting product through anonymous chains.
The end users — whether supplement companies, cosmetic houses, or industrial blenders — rely on exactly what comes out of our tanks and dryers. Our technical experts in R&D join batch runs, testing solubility, taste, and appearance. They help diagnose why a powder won’t blend, or why color drifts under light. Because we produce in-house, we can analyze performance data from actual applications, spot outliers in real time, and tweak process steps — for instance, extending drying for better shelf stability or shifting filtration for more intense flavor.
We support partners through more than ingredient delivery. As manufacturers, we share lessons from our own finished product work and failures. That might mean sharing findings on bitter masking in beverage launches or unexpected synergies in topical bases. If a partner reports a formulation issue, we have the original batch logged, with process notes and reserve material for side-by-side comparison. Only growing from field to finished extract lets us promise this level of feedback and hands-on troubleshooting.
We often see how rushed, shortcut processing damages aloin’s value: overheated driers, prolonged storage of saps before extraction, or cheap solvents that leave residues. Experienced buyers always test color, crystallinity, and taste. Our staff knows to evaluate not just laboratory numbers but actual process feel — how concentrated latex behaves when spread, how fast crystals precipitate, or even how sound changes as dryers finish up a run. These observations, gained day after day, form a deep bench of practical know-how that gives our buyers extra confidence.
Long-term observations show that properly handled aloin doesn’t lose its bite or color even after months in controlled storage. Buyers using the right grade in specific applications — such as chewables, purgatives, or artisanal soaps — see fewer quality claims and enjoy better consumer feedback. Cosmetic manufacturers return for technical grade, knowing it holds a distinctive aroma and yellow tone that authenticate product claims. The trust comes from seeing us keep the same focus in every batch, knowing we aren’t diluting, relabeling, or substituting along the way.
Problems come up in any manufacturing chain. Early on, we found that excess humidity or irregular drying caused powder caking, destroying shelf life. By fine-tuning dehydration times and switching to vacuum drying for specialty batches, we now keep moisture low enough for rapid flow with no flow aids. Off-odors in some early pilot batches traced back to inconsistent washing of incoming leaves, so we shifted to triple-wash protocol and installed new incoming inspection tables.
To help buyers dealing with dosing problems, we’ve expanded mesh-size options and added small test kits for rapid field color checks. For large-scale packagers, we developed batch documentation systems and offer detailed application support for dosage controls, mixing advice, or compatibility notes. That means fewer recalls, more predictable batch outcomes, and less troubleshooting.
We stay responsive to regulatory, supply, and market pressures. As scientific panels update safety standards, we run comparative tests against our own historical data — showing how careful sourcing and traditional handling continue to outperform shortcuts and over-processing. We commit to keeping process improvements right at the source: investing in process feedback, staff training, and direct relationships with end-formulators.
Authentic aloin differs from anonymous commodity powders or cheap, over-processed extracts. Experienced manufacturers spot these differences by eye, nose, and process data. Our production keeps us close to the fresh leaf, allows immediate feedback to end users, and supports exacting quality demands in nutritionals, cosmetics, and technical formulations. Aloin’s value comes from what happens in the fields, through extraction lines, to final containers — not from marketing, reselling, or trading. Hands-on manufacturing, supported by daily observation and full process control, lets us promise what gets delivered and work hand-in-hand with buyers to handle new challenges as they appear.