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HS Code |
413135 |
| Product Name | High-Efficiency Thin-Layer Chromatography Silica Gel |
| Particle Size | 5-7 µm |
| Pore Size | 60 Å |
| Ph Stability Range | 2-8 |
| Specific Surface Area | 500 m²/g |
| Binder Presence | No binder |
| Layer Thickness | 0.2 mm |
| Moisture Content | <5% |
| Separation Mode | Normal Phase |
| Application | Analytical TLC |
| Color | White to off-white powder |
As an accredited High-Efficiency Thin-Layer Chromatography Silica Gel factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging is a 500g sealed, moisture-proof bottle labeled "High-Efficiency Thin-Layer Chromatography Silica Gel," featuring clear usage and safety instructions. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for High-Efficiency Thin-Layer Chromatography Silica Gel: typically 10–12 metric tons, securely packed in moisture-proof, sealed drums or bags. |
| Shipping | **Shipping Description:** High-Efficiency Thin-Layer Chromatography Silica Gel is shipped in tightly sealed, moisture-resistant containers or bottles. Packaging ensures product integrity, prevents contamination, and complies with chemical safety standards. Handle with care during transit to avoid physical damage. Standard shipping methods apply; no hazardous material classification for routine quantities. Store upright in a cool, dry place. |
| Storage | High-Efficiency Thin-Layer Chromatography (TLC) Silica Gel should be stored in a tightly sealed container, kept in a cool, dry, and well-ventilated area away from moisture, acids, and organic solvents. Protect the silica gel from direct sunlight and extreme temperatures. Label the container appropriately and avoid any contamination to maintain its adsorption properties. |
| Shelf Life | High-Efficiency Thin-Layer Chromatography Silica Gel typically has a shelf life of 3–5 years when stored in a cool, dry place. |
Applications of High-Efficiency Thin-Layer Chromatography Silica Gel in Industrial ManufacturingAs a leading manufacturer, we deliver high-efficiency thin-layer chromatography (TLC) silica gel for process-intensive sectors that demand stringent quality control, traceability, and reproducible results. Below we outline concrete application scenarios where our material serves as a critical functional component in downstream operations, covering regulatory compliance, formulation guidance, integration into existing processes, and end-product categories. 1. Pharmaceutical Raw Material Quality ControlPharmaceutical manufacturers directly integrate our TLC silica gel into their analytical labs for routine and batch-release quality evaluation of raw materials and intermediates. Regulatory frameworks require precise identification and impurity profiling of synthetic drug substances and active pharmaceutical ingredients (APIs). Using our silica gel, chemists develop and validate identification methods to ensure every production batch meets heavy global pharmacopoeial requirements by providing reproducible resolution and low detection thresholds for trace contaminants or by-products in complex matrices. Industry compliance standards
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2. Herbal Extract Purity Profiling and AuthenticationProducers of botanical extracts incorporate our TLC silica gel matrices to differentiate plant species, determine active marker presence, and monitor for adulterants. In sectors exporting to Europe and North America, regulatory authorities require rigorous phytochemical fingerprinting and contaminant screening of herbal raw materials. By optimizing the granule size and binder content, our silica gel supports robust multi-sample analysis, even for viscous extracts and lipid-rich botanicals, providing clear separation for critical markers such as flavonoids, alkaloids, and saponins on pre-fabricated TLC plates. Industry compliance standards
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3. Food Additives and Ingredient Adulteration TestingFood analytical labs utilize our TLC silica gel to screen for prohibited additives, synthetic colorants, and cross-contaminants in complex food matrices. International trade and export regulations require demonstrated absence or controlled concentrations of banned substances—including Sudan dyes, pesticide residues, and non-permitted preservatives—in commodities such as spices, teas, and beverages. With our high-purity plates, analysts achieve rapid, multiplexed analysis for compliance documentation and investigation of suspect lots, minimizing sample loss and false positives in high-throughput environments. Industry compliance standards
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4. Cosmetic Ingredient Identity and Safety ValidationCosmetics and personal care goods manufacturers rely on our TLC silica gel to verify incoming ingredient identity, detect restricted or allergenic components, and control batch-to-batch consistency. Regulatory agencies increasingly require method validation through recognized compendial standards, particularly for imported aromatic substances, essential oils, and natural colorants. Our material offers fine particle control and low-background fluorescence, supporting detection of nitrogen- and oxygen-containing compounds, preservatives, and undeclared color additives within standard formulation matrices such as creams and emulsions. Industry compliance standards
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5. Petrochemical Specialities and Lubricant Base Stock Purity CheckRefineries and petrochemical plants employ our TLC silica gel as a key consumable for the separation and analysis of hydrocarbon fractions, additives, and trace contaminants in base stocks and specialty lubricants. The industry mandates the verification of aromatic, naphthenic, and paraffinic content, as well as exclusion of polar residues that affect lubricant stability and engine performance. Our product, with defined particle size distribution and high surface activity, enables precise fractionation under ASTM- and ISO-prescribed protocols, supporting process optimization, fuel formulation trials, and quality assurance for critical downstream blends. Industry compliance standards
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6. Environmental Residue MonitoringGovernment and contract testing laboratories use our TLC silica gel to screen soil, water, and industrial effluent samples for persistent organic pollutants (POPs), pesticide residues, and polynuclear aromatic hydrocarbons (PAHs). Environmental agencies enforce concentration limits or ban the use of certain chemical classes, subjecting large volumes of samples to routine compliance assays. With controlled porosity and finely tuned particle uniformity, our product accelerates multi-residue extraction and separation, providing policy-compliant spot checks during site audits, remediation verification, and routine monitoring assignments. Industry compliance standards
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Competitive High-Efficiency Thin-Layer Chromatography Silica Gel prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615651039172 or mail to sales9@bouling-chem.com.
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Tel: +8615651039172
Email: sales9@bouling-chem.com
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Years of hands-on experience have taught us one thing about separation and identification—precision can never be taken for granted. High-Efficiency Thin-Layer Chromatography Silica Gel, with model codes ranging from GF254 to HGF254, sits at the center of countless lab workflows for a good reason. Our specialists have focused on achieving stable particle size, elevated surface area, and strict pore structure because these qualities don’t just look good on paper—they define the kind of clarity, reproducibility, and sensitivity researchers demand.
The silica gel production line at our facility doesn’t cut corners. We control the synthesis with tight parameters, pushing for average particle sizes between 5 to 15 microns. Particle size matters for separation. Too coarse, and you lose resolution. Too fine, and spotting turns muddy, solvent front slows, and you waste time during development. Our batches hit the right balance, helping users resolve spots sharply, even with complex samples. The BET-measured surface area consistently stays above 480 square meters per gram, which serves up plenty of sites for interactions. This kind of surface area is critical when you’re tackling demanding separations—herbal extracts, pharmaceutical formulations, or impurity profiling in manufacturing QC.
Our engineers sweat the details so you don’t have to. Every batch undergoes quality checks for pore diameter (c.a. 60 Å). This means solvent and analyte movement across plates follows predictable paths. You won’t find trailing, tailing, or silent plate-to-plate variation messing with your results. Experience across countless client validations has shown that with our TLC silica gel, migration distance and band shape don’t swing from one plate to another—even at scale. Migration values stay tight, and sharpness of results remains high.
Users of TLC plates often complain about loose layers, crumbling spots, or detached zones. To fix this, we’ve tuned the binder component in our GF254 range to keep the silica firmly on the plate during application and development. Lab techs who frequently handle moist air or high humidity environments know that poor adhesion leads to losses—bands peel off, or the layers shed, and confidence in results drops. Our design keeps the layer intact through rigorous handling, sample loading, and subsequent elution.
Customers in pharmaceutical QC, food safety, and botanical testing appreciate that many separations need more than visible detection. The GF254 and HGF254 models incorporate fluorescent indicators directly into the silica gel, so bands pop under UV 254 nm lamps. This isn’t just an afterthought. The integration process ensures no background haze, and the detection sensitivity stays high, even at low loadings. Fluorescent background remains stable throughout the plate’s lifetime.
Hands-on chemists notice the difference when handling our plates. Instead of a chalky, brittle surface, you’ll run your fingers along a smooth, yet fine coating. This comes from precision-controlled coating machines that manage not only thickness—but also drying time, surface tension, and humidity. Low-grade plates often show streaking of the stationary phase. Our technology avoids that. Plates dry evenly, with uniform thickness, which means consistent capillary flow and reproducible migration across the whole plate—even in large-format runs or scaled production.
Our silica gel plates play a daily role in pharmaceutical validation, forensic toxicology, food safety, and environmental monitoring. We see customers tap these plates to separate antibiotics, hormones, allergens, pesticide residues, pigments, natural product markers, and industrial process intermediates. Several major reference laboratories have reported that spot distinctness under controlled humidity and temperature holds steady—even when samples bring in tough, oily, or highly polar matrices. The payoff comes through in sharper separations and easier quantification, especially during densitometric analysis.
Not all “TLC silica gel” is built to the same blueprint. We frequently field questions from labs who try to save costs with low-grade alternatives, only to run into persistent batch-to-batch variation, layer shedding, and chemical background interference. Mass-market plates often overlook tight particle size distribution, rigorous acid-washing, or integrated fluorescent doping. Our approach brings deep acid washing and extensive rinsing to clear out metal residues and silanol heterogeneity—troublesome for sensitive detection or mass spectrometry compatibility.
Pharmacopoeias and international QC guidelines set high standards for TLC. Our plates exceed EP, USP and ChP requirements. Internal batch release never skips layer thickness checks, fluorescence uniformity measurement, or detection limit validation. Every plate is guaranteed to offer minimum 0.20 mm layer thickness, consistent Rf shifts within tight QA limits, and flat baseline correction out of the box, because our technical teams have faced client audits and HPLC cross-validations year after year.
We don’t just manufacture plates—we use them. Plant extraction specialists, biochemists, and chemical analysts from our own R&D staff submit feedback every month on separation sharpness, lot consistency, and mechanical robustness. Many say that spotting 0.5 to 20 microliters is always reproducible without bleeding or spreading, even when loading dense samples. Field users often store boxes of our plates for more than one year, without yellowing or signal drop-off. Repetitive chromatography on stored lots keeps delivering the same clean, crisp separations.
Analytical chemistry never stands still. Demand for faster methods, tighter detection limits, and greener solvents keeps growing. Our technical development group tracks these shifts closely. By keeping a clean supply chain—starting with high-purity sodium silicate—and strict process control, we cut down on contaminants. Less trace metal means better compatibility with hyphenated techniques, like TLC-MS or TLC-DAD, where stray ions wreak havoc on results. We routinely shed water and organics during drying and calcination, so every plate is ready for densitometry and remains resistant to chemical adsorption artifacts.
Labs come in all sizes, and so do their workflows. Our production supports a spectrum of plate formats—from laboratory-standard 20 x 20 cm, to narrow-strip designs for high-throughput, to precut rectangles built for microanalysis. Coating thickness can be ordered within established ranges, typically 0.20 mm to 0.25 mm, for classic single-layer separations or more demanding prep runs. We have supplied custom batch runs for clients establishing new bioanalytical methods or shifting to miniaturized workflows. Customer input shapes R&D—two-way feedback, not distant contract manufacturing.
TLC methods, especially with silica gel, draw praise for being less resource-intensive than preparative chromatography or LC-MS. Plates don’t require complex solvents or electricity-hungry pumps. Our silica gel production process follows eco-conscious practices—acid waste neutralization, water recycling, and effluent minimization at every step. Users have less hazardous waste to manage than with traditional large-scale flash columns.
Many customers face running issues—tailing, streaking, weak spots, or irreproducible Rf values—especially with imported or downgraded plates. In our pilot laboratory, regular side-by-side tests confirm that fine-tuned particle size and hydrophilic surfaces keep solvent and sample mobility predictable. No one enjoys reruns or failed batches. When we see persistent tears or layer delamination in field plates, they usually trace back to lack of binder control or lower silica grade. Our robust process keeps those problems at bay, saving lab teams frustration and wasted effort.
We understand how critical reliability is, especially when research data might decide clinical, regulatory, or economic outcomes. Our TLC silica gel plates show tight lot-to-lot reproducibility, validated by customers in regulatory audits and peer-reviewed research. When you spot, develop, and visualize on our plates, you don’t chase moving targets. Quantitative results show low background scatter and high UV detection sensitivity, even down to nanogram loads.
High-efficiency TLC plates serve both the repetitive daily assays and the high-precision demands of method development. Students and seasoned professionals alike have written to us that transition from development to production runs doesn’t require a search for better plates—one lot covers both. They move seamlessly from basic qualitative checks (spot presence or absence), to advanced identification and quantification using densitometers and image scanners.
External partners have audited our plates through GLP and ISO quality programs. Their reports mirror our internal test data—tight distribution of Rf, precise spot morphology, and a lack of interfering background fluorescence. Pharmaceutical partners especially appreciate confidence in identity and impurity profiling, knowing that every run stacked on regulatory filings must stand up to scrutiny. For herbal extract producers, product differentiation and regulatory licensing often hinge on subtle separation—our plates have passed those benchmarks in national labs and contract research organizations.
No product remains static. Customer feedback has driven us to tweak binder levels, recalibrate coating speeds, and further acid-leach our raw silica feedstocks. Commercial partners in North America, Europe, and Asia have cited specific instances where our process adjustments yielded cleaner backgrounds or tighter spot solubility, helping them publish or certify new analytical methods. Feedback never gets swept aside—it cycles back into plant-level protocols and R&D trials.
What sets high-efficiency silica gel apart from lesser products starts at raw material selection. We order sodium silicate from vetted suppliers whose lots trace back to original chemical and mineralogical analysis. Each delivery logs physical contaminants and batch purity. In the precipitation process, our technical operators manage pH, agitation, and washing sequence, guaranteeing every batch turns out with the desired porosity and composition. No shortcuts—because purity in, means purity in TLC out.
Behind every transparent TLC plate stands months of engineering work—binder formulation, washing, and surface finishing—backed up by years of field validation from research clients. There’s a reason research and production organizations worldwide keep coming back for replacements: every batch brings the same trusted experience. Analytical chemists gain not only reliable separations but also the confidence that their standards, documentation, and archived results will hold up under any level of regulatory or scientific scrutiny.
Our application support team gathers both user insights and cited literature to suggest optimized mobile phases, spotting protocols, and post-development visualization. When clients reach out for troubleshooting, field engineers respond directly with bench-tested solutions—face-to-face or through virtual support. When a method calls for testing trace pesticide residues, forensic agents, or plant-derived drugs, we offer both technical advice and custom plate formats, cut or coated to demand.
Experience has proved that TLC offers one of the most straightforward yet powerful tools for both qualitative and quantitative analysis. By pushing our high-efficiency TLC silica gel to higher standards—batch purity, binding strength, detection options, reproducibility—clients unlock both standardized everyday testing and bold breakthroughs in research. Each plate brings trusted reliability into the hands of those on the analytical front lines.
