K2 Paper Sheets
Our K2 infused paper sheets come in A4 and letter sizes, evenly coated for consistent strength on every sheet. Odourless, colourless and shipped flat in plain envelopes.
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K2 paper sheets, liquid spray and cannabinoid powder — lab-checked, sealed fresh and shipped in plain packaging to 50+ countries.
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AB-PINACA Reference Standard | darkchemsite.com Research-grade synthetic cannabinoid analogue for laboratory instrumentation. Each unit includes verified composition, chromatographic signatures, and spectral documentation, supporting GC-MS, LC-MS, FT-IR, and forensic comparison studies in accredited laboratory environments.
€470.00
In stock

ADB-BUTINACA, formally N-(1-amino-3,3-dimethyl-1-oxobutan-2-yl)-1-butyl-1H-indazole-3-carboxamide, also known as ADBICA, is a synthetic cannabinoid of the indazole-3-carboxamide class belonging to the ADB (tert-leucinamide) pharmacophore series. This pharmacophore series has been consistently identified in SAR research as producing high-affinity CB1 receptor binding within the indazole scaffold. ADB-BUTINACA features a butyl chain at the N1 position of the indazole ring, distinguishing it from related compounds such as 5-FADB or ADB-FUBINACA, which carry longer or functionalised alkyl chains. This structural difference enables systematic comparison of N1-alkyl chain length effects within the ADB-indazole series — a key parameter in understanding cannabinoid receptor binding geometry. As a full agonist at CB1 receptors, ADB-BUTINACA activates Gi/Go-coupled signalling pathways including cAMP suppression, MAPK/ERK modulation, and ion channel regulation. Its in vitro metabolism has been characterised using hepatic microsomes, with hydroxylation and amide hydrolysis identified as primary routes. Metabolic products have been documented as forensic analytical reference materials. Our ADB-BUTINACA is produced to 99%+ purity, confirmed by HPLC-MS, NMR spectroscopy, and elemental analysis. A comprehensive Certificate of Analysis with full spectral documentation is provided with every order. Applications include CB1/CB2 receptor pharmacology, forensic toxicology reference standards, analytical method development, and ADB-series SAR research.
€470.00
In stock

K2 and Spice are just two of the many trade names or brands for synthetic designer drugs that are intended to mimic THC, the main psychoactive ingredient of marijuana. These designer synthetic drugs are from the synthetic cannabinoid class of drugs that are often marketed and sold under the guise of “herbal incense” or “potpourri.” These products are being abused for their psychoactive properties and are packaged without information as to their health and safety risks. Street Title Spice, K2, RedX Dawn, Paradise, Demon, Black Magic, Spike, Mr. Nice Guy, Ninja, Zohai, Dream, Genie, Sence, Smoke, Skunk, Serenity, Yucatan, Fire, Skooby Snax, and Crazy Clown.
€470.00
In stock

Specially prepared for research institutions and laboratories worldwide, our Research Grade Etomidate Powder represents the convergence of pharmaceutical excellence and scientific rigor. This exceptional product meets and exceeds the stringent quality standards demanded by the most prestigious academic institutions, government research facilities, and private pharmaceutical laboratories engaged in cutting-edge scientific applications. Every single batch of our research-grade etomidate powder undergoes an extraordinarily comprehensive analytical testing protocol that leaves no aspect of quality to chance. High-Performance Liquid Chromatography (HPLC) verifies chemical purity and identifies any potential impurities down to parts-per-million levels. Gas Chromatography-Mass Spectrometry (GC-MS) provides detailed molecular fingerprinting and confirms the absence of residual solvents or synthetic byproducts. Nuclear Magnetic Resonance (NMR) spectroscopy validates the exact molecular structure and stereochemical configuration, ensuring you receive precisely the compound specified by the molecular formula C14H16N2O2. But our testing doesn't stop at these standard analyses. We additionally employ Fourier-Transform Infrared (FTIR) spectroscopy to verify functional group integrity, X-ray powder diffraction to characterize crystalline structure and polymorphism, thermogravimetric analysis to assess thermal stability, and Karl Fischer titration to determine exact moisture content. This multi-modal analytical approach provides unprecedented documentation of product quality and ensures batch-to-batch consistency that meets the exacting requirements of longitudinal studies and multi-site research protocols. This research-grade powder is processed under meticulously controlled environmental conditions that far exceed standard pharmaceutical manufacturing requirements. Our production facilities maintain ISO Class 7 cleanroom standards with continuous monitoring of temperature, humidity, particulate count, and microbial contamination. The powder is handled only by trained personnel wearing full protective equipment, and every production step is documented according to Good Manufacturing Practice (GMP) protocols to ensure complete traceability from raw material to finished product. The fine, uniform particle size of our research-grade powder is achieved through proprietary micronization technology that produces consistent particle size distributions typically ranging from 10-50 microns. This exceptional uniformity is essential for reproducible research protocols, particularly those involving dissolution studies, bioavailability assessments, inhalation research, or formulation development where particle characteristics directly impact experimental outcomes. Unlike generic powders that may exhibit significant particle size variation, our product ensures that your experimental results reflect true pharmacological effects rather than artifacts of physical variability. Packaging for our research-grade etomidate powder incorporates multiple protective technologies designed to maintain product integrity throughout its shelf life. Pharmaceutical-grade amber glass vials prevent light-induced degradation, while vacuum-sealing under inert nitrogen atmosphere eliminates oxidative deterioration. Molecular sieve desiccants maintain optimal humidity levels, and aluminum-laminated secondary packaging provides additional barrier protection against environmental factors. Each package includes a tamper-evident seal and batch-specific documentation for complete quality assurance. Trusted by universities across North America, Europe, and Asia, pharmaceutical companies engaged in new drug development, government research institutions, and independent research facilities worldwide, our Research Grade Etomidate Powder has become the reference standard for etomidate research. Whether your work involves GABA-A receptor pharmacology, anesthetic mechanism studies, pharmaceutical formulation science, or any other application requiring the highest quality etomidate, this product delivers the consistency, purity, and documentation essential for publication-quality research. Our commitment to supporting your research extends beyond providing exceptional product quality. We offer comprehensive technical consultation services to help optimize your analytical methods, guidance on regulatory compliance for research applications, and responsive customer support from our team of Ph.D.-level pharmaceutical scientists. We understand that your research has the potential to advance scientific knowledge and improve human health, and we're dedicated to providing the materials and support you need to achieve meaningful discoveries. Specifications: - Cas Number: 33125-97-2. - Purity: ≥99.8% (HPLC verified) - Form: Fine white crystalline powder - Certificate of Analysis included
€700.00
In stock

Our pure etomidate powder represents the absolute pinnacle of pharmaceutical-grade compounds, meticulously crafted for the most demanding research applications across the scientific spectrum. Etomidate, chemically known as ethyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate, stands as one of the most significant intravenous anesthetic agents discovered in modern pharmacology, and our powder delivers this compound in its purest form. Sourced exclusively from certified manufacturers who adhere to the strictest international pharmaceutical standards, our etomidate powder undergoes a rigorous multi-stage quality control process that ensures ≥99.8% purity across every single batch. This isn't merely a number—it's a guarantee that each gram contains precisely what the label promises, with virtually no detectable impurities, byproducts, or contaminants that could compromise your research outcomes. The crystalline structure of our etomidate powder is a testament to its quality. Each microscopic crystal is uniform in size and structure, ensuring consistent dissolution rates, predictable pharmacokinetics, and reproducible results across all your experimental protocols. This physical uniformity is critical for researchers working with exact dosing requirements, dissolution studies, or formulation development where particle size distribution directly impacts experimental validity. Every batch is accompanied by a comprehensive Certificate of Analysis (COA) that goes far beyond basic identification. Our documentation includes High-Performance Liquid Chromatography (HPLC) verification showing purity levels, Nuclear Magnetic Resonance (NMR) spectroscopy confirming molecular structure, Mass Spectrometry (MS) validating molecular weight, Fourier-Transform Infrared (FTIR) spectroscopy identifying functional groups, and full elemental analysis. You'll also receive detailed information about residual solvents, heavy metals testing, microbial contamination screening, and batch-specific stability data. The crystalline structure is carefully preserved through our proprietary packaging process. Each container is vacuum-sealed under inert nitrogen atmosphere, protected from light exposure through amber glass or aluminum-laminated materials, and includes pharmaceutical-grade desiccants to eliminate moisture—one of the primary degradation factors for etomidate. This attention to packaging detail means your powder maintains its full potency and stability throughout its shelf life, even with long-term storage. Our pure etomidate powder serves an extraordinarily wide range of research applications. In academic institutions, it's used for pharmacological studies exploring GABA-A receptor modulation, structure-activity relationship investigations, and comparative anesthetic research. Pharmaceutical companies rely on it for formulation development, bioequivalence studies, and new drug delivery system testing. Institutional researchers utilize it for protocol standardization, training programs, and reference material preparation. The compound's unique pharmacological profile makes it invaluable for research into anesthetic mechanisms, hemodynamic stability during induction, cerebral blood flow studies, and neuropharmacological investigations. Unlike many other anesthetic agents, etomidate's minimal cardiovascular impact makes it particularly valuable for research involving subjects with compromised cardiovascular function, though all research applications should follow appropriate ethical and safety guidelines. When you choose our pure etomidate powder, you're not merely purchasing a chemical compound—you're investing in the integrity of your research, the reliability of your data, and the potential impact of your discoveries. We understand that in scientific research, quality isn't a luxury—it's an absolute necessity. That's why we've dedicated ourselves to providing etomidate powder that meets and exceeds the standards of the world's most prestigious research institutions. Our commitment to quality extends beyond the product itself to encompass every aspect of your experience. From the moment you place your order to the final analysis of your research results, we provide comprehensive support including technical consultation, analytical method recommendations, regulatory compliance guidance, and responsive customer service from our team of pharmaceutical scientists who understand both the chemistry and the applications of this remarkable compound. Whether your research focuses on anesthesia mechanisms, pharmaceutical development, receptor pharmacology, or any other application requiring pharmaceutical-grade etomidate, our pure etomidate powder delivers the consistency, purity, and documentation you need to conduct your work with confidence. Experience the difference that true pharmaceutical-grade quality makes in your research outcomes. Specifications: - Cas Number: 33125-97-2 - Purity: ≥99.8% (HPLC verified) - Form: Fine white crystalline powder - Certificate of Analysis included
€700.00
In stock

5-FADB (5-Fluoro-ADB) is a high-purity reference material supplied exclusively for advanced scientific, forensic, and analytical research applications. This compound is carefully prepared, handled, and tested to meet the exacting standards required by research laboratories, universities, and analytical testing facilities working in the cannabinoids field. Every batch is subject to comprehensive quality-control procedures to ensure consistency, identity, and purity suitable for demanding research protocols. The chemical and pharmacological profile of 5-FADB (5-Fluoro-ADB) has been documented in the scientific literature as a valuable reference compound for receptor binding studies, analytical method development, and comparative structure-activity relationship (SAR) investigations. Its physicochemical properties — including solubility, stability, chromatographic retention, and spectral behaviour — have been characterised to support reproducible and reliable experimental outcomes. These properties make it suitable for in vitro assays, reference standard development, and the calibration of analytical instrumentation. 5-FADB (5-Fluoro-ADB) is manufactured to a minimum purity of 99%+, a standard that is confirmed by high-performance liquid chromatography (HPLC), nuclear magnetic resonance (NMR) spectroscopy, and mass spectrometry where appropriate. Each batch is accompanied by a complete Certificate of Analysis (CoA) that reports identity confirmation, purity assessment, appearance, solubility, and representative spectral data. This documentation is essential for laboratories that require traceable and verifiable reference materials. Researchers utilise 5-FADB (5-Fluoro-ADB) in a broad range of contexts, including receptor pharmacology, metabolic and pharmacokinetic studies, forensic toxicology, environmental analysis, and the development and validation of detection methods. As a reference material, it is intended strictly for in vitro and laboratory research use and is not intended for human or veterinary administration, consumption, or any clinical application. All handling should be performed by qualified personnel under appropriate laboratory conditions. Proper storage and handling of 5-FADB (5-Fluoro-ADB) are critical to preserving its chemical integrity over time. The material should be stored in a cool, dry, and light-protected environment, away from incompatible substances and sources of contamination. For complete handling, safety, storage, and disposal information, consult the Certificate of Analysis and the relevant safety data sheet (SDS) supplied with the order. Our quality programme for reference materials includes rigorous supplier qualification, batch-level testing, and documentation review to ensure that 5-FADB (5-Fluoro-ADB) consistently meets the specifications required for research use. We work with experienced analytical chemists and quality-control professionals to verify identity and purity using validated methods. This commitment to transparency and reproducibility is central to supporting the scientific community. Customer support for research clients is available to assist with questions regarding the analytical data, handling recommendations, or order specifications for 5-FADB (5-Fluoro-ADB). Whether your research requires a single reference standard or bulk quantities for an extended programme, we are prepared to supply materials that align with your laboratory's requirements. Please contact our team for additional documentation or to discuss custom quantity and pricing options. All purchases of 5-FADB (5-Fluoro-ADB) are governed by terms that require the buyer to confirm that the material will be used only for lawful research purposes in accordance with applicable local, national, and institutional regulations. The buyer is responsible for ensuring that receipt, storage, and use of this reference material comply with all relevant laws and safety guidelines. By ordering, the research client agrees to use 5-FADB (5-Fluoro-ADB) solely for legitimate scientific and analytical research.
€470.00
In stock

6-CL-ADBA (6-Chloro-ADBA) is a high-purity reference material supplied exclusively for advanced scientific, forensic, and analytical research applications. This compound is carefully prepared, handled, and tested to meet the exacting standards required by research laboratories, universities, and analytical testing facilities working in the cannabinoids field. Every batch is subject to comprehensive quality-control procedures to ensure consistency, identity, and purity suitable for demanding research protocols. The chemical and pharmacological profile of 6-CL-ADBA (6-Chloro-ADBA) has been documented in the scientific literature as a valuable reference compound for receptor binding studies, analytical method development, and comparative structure-activity relationship (SAR) investigations. Its physicochemical properties — including solubility, stability, chromatographic retention, and spectral behaviour — have been characterised to support reproducible and reliable experimental outcomes. These properties make it suitable for in vitro assays, reference standard development, and the calibration of analytical instrumentation. 6-CL-ADBA (6-Chloro-ADBA) is manufactured to a minimum purity of 99%+, a standard that is confirmed by high-performance liquid chromatography (HPLC), nuclear magnetic resonance (NMR) spectroscopy, and mass spectrometry where appropriate. Each batch is accompanied by a complete Certificate of Analysis (CoA) that reports identity confirmation, purity assessment, appearance, solubility, and representative spectral data. This documentation is essential for laboratories that require traceable and verifiable reference materials. Researchers utilise 6-CL-ADBA (6-Chloro-ADBA) in a broad range of contexts, including receptor pharmacology, metabolic and pharmacokinetic studies, forensic toxicology, environmental analysis, and the development and validation of detection methods. As a reference material, it is intended strictly for in vitro and laboratory research use and is not intended for human or veterinary administration, consumption, or any clinical application. All handling should be performed by qualified personnel under appropriate laboratory conditions. Proper storage and handling of 6-CL-ADBA (6-Chloro-ADBA) are critical to preserving its chemical integrity over time. The material should be stored in a cool, dry, and light-protected environment, away from incompatible substances and sources of contamination. For complete handling, safety, storage, and disposal information, consult the Certificate of Analysis and the relevant safety data sheet (SDS) supplied with the order. Our quality programme for reference materials includes rigorous supplier qualification, batch-level testing, and documentation review to ensure that 6-CL-ADBA (6-Chloro-ADBA) consistently meets the specifications required for research use. We work with experienced analytical chemists and quality-control professionals to verify identity and purity using validated methods. This commitment to transparency and reproducibility is central to supporting the scientific community. Customer support for research clients is available to assist with questions regarding the analytical data, handling recommendations, or order specifications for 6-CL-ADBA (6-Chloro-ADBA). Whether your research requires a single reference standard or bulk quantities for an extended programme, we are prepared to supply materials that align with your laboratory's requirements. Please contact our team for additional documentation or to discuss custom quantity and pricing options. All purchases of 6-CL-ADBA (6-Chloro-ADBA) are governed by terms that require the buyer to confirm that the material will be used only for lawful research purposes in accordance with applicable local, national, and institutional regulations. The buyer is responsible for ensuring that receipt, storage, and use of this reference material comply with all relevant laws and safety guidelines. By ordering, the research client agrees to use 6-CL-ADBA (6-Chloro-ADBA) solely for legitimate scientific and analytical research.
€470.00
In stock

JWH-018 is a high-purity reference material supplied exclusively for advanced scientific, forensic, and analytical research applications. This compound is carefully prepared, handled, and tested to meet the exacting standards required by research laboratories, universities, and analytical testing facilities working in the cannabinoids field. Every batch is subject to comprehensive quality-control procedures to ensure consistency, identity, and purity suitable for demanding research protocols. The chemical and pharmacological profile of JWH-018 has been documented in the scientific literature as a valuable reference compound for receptor binding studies, analytical method development, and comparative structure-activity relationship (SAR) investigations. Its physicochemical properties — including solubility, stability, chromatographic retention, and spectral behaviour — have been characterised to support reproducible and reliable experimental outcomes. These properties make it suitable for in vitro assays, reference standard development, and the calibration of analytical instrumentation. JWH-018 is manufactured to a minimum purity of 99%+, a standard that is confirmed by high-performance liquid chromatography (HPLC), nuclear magnetic resonance (NMR) spectroscopy, and mass spectrometry where appropriate. Each batch is accompanied by a complete Certificate of Analysis (CoA) that reports identity confirmation, purity assessment, appearance, solubility, and representative spectral data. This documentation is essential for laboratories that require traceable and verifiable reference materials. Researchers utilise JWH-018 in a broad range of contexts, including receptor pharmacology, metabolic and pharmacokinetic studies, forensic toxicology, environmental analysis, and the development and validation of detection methods. As a reference material, it is intended strictly for in vitro and laboratory research use and is not intended for human or veterinary administration, consumption, or any clinical application. All handling should be performed by qualified personnel under appropriate laboratory conditions. Proper storage and handling of JWH-018 are critical to preserving its chemical integrity over time. The material should be stored in a cool, dry, and light-protected environment, away from incompatible substances and sources of contamination. For complete handling, safety, storage, and disposal information, consult the Certificate of Analysis and the relevant safety data sheet (SDS) supplied with the order. Our quality programme for reference materials includes rigorous supplier qualification, batch-level testing, and documentation review to ensure that JWH-018 consistently meets the specifications required for research use. We work with experienced analytical chemists and quality-control professionals to verify identity and purity using validated methods. This commitment to transparency and reproducibility is central to supporting the scientific community. Customer support for research clients is available to assist with questions regarding the analytical data, handling recommendations, or order specifications for JWH-018. Whether your research requires a single reference standard or bulk quantities for an extended programme, we are prepared to supply materials that align with your laboratory's requirements. Please contact our team for additional documentation or to discuss custom quantity and pricing options. All purchases of JWH-018 are governed by terms that require the buyer to confirm that the material will be used only for lawful research purposes in accordance with applicable local, national, and institutional regulations. The buyer is responsible for ensuring that receipt, storage, and use of this reference material comply with all relevant laws and safety guidelines. By ordering, the research client agrees to use JWH-018 solely for legitimate scientific and analytical research.
€470.00
In stock
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“The K2 paper sheets are evenly coated and strong. Best I've ordered online, and it arrived in three days.”
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K2LiquidStore.com supplies premium K2 paper sheets, K2 liquid spray and cannabinoid K2 powder with discreet packaging and fast worldwide delivery.
Our K2 infused paper sheets come in A4 and letter sizes, evenly coated for consistent strength on every sheet. Odourless, colourless and shipped flat in plain envelopes.
High-strength K2 liquid spray in sealed bottles. Easy to apply to paper or herbs, long-lasting and consistent batch to batch. Available in multiple bottle sizes.
Pure cannabinoid K2 powder for making your own paper sheets, sprays or blends. Sold by the gram, lab-tested for purity and sealed for freshness.
Quality-checked batches, plain packaging and 48-hour dispatch with full tracking. Buy K2 online with confidence from a supplier focused on quality, discretion and support.
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