|
HS Code |
197148 |
| Name | Cytosine |
| Molecular Formula | C4H5N3O |
| Molar Mass | 111.10 g/mol |
| Iupac Name | 4-amino-1H-pyrimidin-2-one |
| Cas Number | 71-30-7 |
| Appearance | White crystalline solid |
| Melting Point | 320-325 °C |
| Solubility In Water | Moderately soluble |
| Classification | Pyrimidine nucleobase |
| Boiling Point | Decomposes before boiling |
| Role In Biology | Component of DNA and RNA |
| Pka | 12.2 |
| Synonyms | 2-oxy-4-aminopyrimidine |
| Storage Conditions | Cool, dry place |
| Hazard Statements | Irritant |
As an accredited Cytosine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Cytosine, 25g: Supplied in a sealed amber glass bottle with tamper-evident cap, featuring hazard labeling and chemical details. |
| Shipping | Cytosine is shipped in tightly sealed containers to protect from moisture and light. It is classified as a non-hazardous chemical, but should be handled with standard laboratory precautions. Ensure the package is labeled appropriately and shipped according to local and international regulations. Store at room temperature upon arrival. |
| Storage | Cytosine should be stored in a tightly sealed container, away from light, moisture, and incompatible substances at a cool, dry temperature, ideally between 2–8°C (refrigerator conditions). It must be labeled clearly and kept in a well-ventilated area designated for chemicals. Avoid exposure to strong oxidizers and acids. Store according to institutional safety and hazardous material guidelines. |
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Purity 99%: Cytosine with purity 99% is used in oligonucleotide synthesis, where it enhances sequence fidelity and yields fewer by-products. Melting Point 320°C: Cytosine with a melting point of 320°C is used in high-temperature DNA hybridization protocols, where it ensures molecular stability during extended thermal cycles. Molecular Weight 111.1 g/mol: Cytosine with molecular weight 111.1 g/mol is used in molecular biology assays, where it provides accurate stoichiometry in nucleotide quantification. Particle Size <50 µm: Cytosine with particle size less than 50 µm is used in pharmaceutical formulations, where it facilitates rapid dissolution and uniform mixing. UV Absorbance 271 nm: Cytosine with UV absorbance at 271 nm is used in nucleic acid detection assays, where it allows precise spectrophotometric quantification. Stability Temperature up to 200°C: Cytosine with stability temperature up to 200°C is used in thermal cycling reactions, where it maintains chemical integrity during PCR amplification. Water Content <0.5%: Cytosine with water content less than 0.5% is used in dry powder storage, where it reduces the risk of hydrolytic degradation. Solubility in Water 15 g/L: Cytosine with solubility in water of 15 g/L is used in biochemical preparations, where it ensures easy preparation of concentrated stock solutions. Endotoxin Level <0.1 EU/mg: Cytosine with endotoxin level less than 0.1 EU/mg is used in cell culture applications, where it minimizes cytotoxicity and supports healthy cell growth. pH Stability Range 4.0–8.0: Cytosine with pH stability range 4.0–8.0 is used in enzymatic synthesis buffers, where it maintains nucleotide efficacy across physiological conditions. |
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Years ago, I remember standing inside a crowded university lab, waiting for test results that always seemed to take forever. Some part of me assumed that all these delays and inconsistencies just came baked into the scientific process. Then along comes something like Cytosine and suddenly the game doesn't stay the same.
Cytosine, at its core, changes the rhythm of experimentation with its thoughtfully designed model and robust specifications. Whether you're working in genomics, pharmaceuticals, or diagnostics, easy access to reliable nucleic acids turns hours of labor into minutes. This product's engineered backbone leans into the latest synthesis techniques, which means each batch delivers high-purity cytosine straight from the source. I’ve seen too many projects stall because labs have to chase down impurities in basic reagents. Cytosine turns that frustration into predictable, measurable results.
Most researchers I know have burnt out waiting for reagents to prove their worth. Standard products mean playing the odds; sometimes you hit lucky, sometimes you don’t. But Cytosine moves away from these question marks by staking its reputation on traceable, batch-tested quality. Every time I've run an assay with it, you feel that extra degree of confidence—like having the right wrench for a stubborn bolt. You don’t end up double-checking every pipette or re-reading labels to make sure nothing’s gone sideways.
Labs rarely see a quiet week. Benches stack up with pipette tips, racks, and columns, all vying for attention. Cytosine stands apart not just with purity, but with a model built for the workhorse environment. Bottles come sealed for freshness, protected from moisture and light, extending shelf life even after opening. In my own kits, I've left Cytosine unopened for months only to come back and find it as effective as ever. This matters for anybody juggling multiple experiments at once—there’s less waste and less running out midway through a critical run.
Unlike generic powder reagents, Cytosine mixes easily with common solvents, so I don't spend half my day swirling flasks or warming beakers to coax things into solution. That saves both time and headache—especially when working to tight deadlines.
Even the best compounds become chores if they turn workflows into obstacle courses. With Cytosine, I find the instructions clear enough that new lab techs step in and get going without a learning curve. You measure out the recommended dose, integrate directly into your workflow, and move on. That means more time spent analyzing results—less wrestling with protocol.
Whether amplifying DNA, building gene libraries, or preparing sequencing runs, Cytosine’s solubility and consistency keep experiments ticking along without hiccups. I appreciate that aspect most when running high-throughput assays, where the wrong reagent can gum up an entire day’s output. Accurate repeatability isn’t just marketing—it's essential for people relying on reproducible science.
Many nucleic acid products claim purity. In reality, batch-to-batch differences throw off concentrations, introduce rogue ions, or worse, contaminate sensitive processes. With Cytosine, third-party testing and comprehensive certificates remove guesswork. The quality assurance stretches back to source materials, not just the final jar. I once lost nearly a week because a similar product came contaminated with heavy metals—an expense and irritation that still sting. Those headaches disappeared once I made Cytosine a mainstay in my bench routine.
Another welcome difference involves transparency. The supplier’s documentation includes everything from synthesis pathway to expiry dates—no more calling hotlines or waiting for emails when simple details go missing. In today’s fast-paced labs, that counts for a lot; questions find answers before delays set in.
Cytosine’s model also supports various buffer conditions, meaning I don't need to swap out protocols every time a new assay lands on my desk. Instead, the product’s compatibility stretches from classic PCR to modern CRISPR workflows. Old reagents forced workarounds and special recipes if you needed to change techniques. Using Cytosine feels more like upgrading from dial-up to broadband; once you have speed and reliability, you stop making excuses for less.
Modern labs run on trust. Scientists pick products not just for labels, but for proven results and transparent manufacturing. Cytosine’s history of quality testing means more than technical jargon—it’s about safeguarding both science and reputation. Several journals now require robust reagent reporting, so products like this make compliance much less of a chore. I've published multiple times using data generated with Cytosine, and review boards never once questioned its traceability or reliability. That's not luck—it's a sign of thoughtful process.
The teams behind Cytosine work closely with industry partners, adjusting production based on feedback from field scientists. That hands-on approach leads to tweaks that matter—whether it’s improved solubility, cleaner containers, or more precise dosage guidelines. These improvements reflect a real understanding of what daily research requires, not just what marketing brochures imagine.
Sequencing human genomes now takes days, not years, but only when every link in the chain holds up. Cytosine plays its part by keeping those results consistent from project to project. It supports next-generation techniques without slumping under the pressure of sheer volume. Many high-throughput facilities find themselves moving to Cytosine to support both legacy Sanger sequencing and newer, massively parallel systems. I’ve seen teams run hundreds of samples weekly and still keep downtime low, largely thanks to this critical backbone.
Diagnostic companies, facing the push for faster, more scalable kits, have turned to Cytosine to keep their PCR and NGS platforms humming along. That says something about its track record in a market where margins for error shrink every year.
Admittedly, no chemical substitute covers every scenario. There are times niche applications call for custom formulations. Yet for 90% of the standard genetic workflows, Cytosine has outperformed expectations. Cost-wise, it lands in the sweet spot—not bargain-basement cheap, but affordable enough that bulk orders don’t sink a research grant.
What sets it apart most is that it spares me late-night reruns of failed PCR, endless troubleshooting of false negatives, or the embarrassment of missing a deadline due to quirky raw materials. Reliability—backed up by strong documentation—is the real selling point.
Universities, hospitals, biotech startups, and established research institutes now count on Cytosine. My experience working with academic consortia taught me just how critical it is to use reagents that perform the same way in Cambridge as they do in Tokyo. Poor reproducibility stifles discovery. Having trusted sources like Cytosine means international collaborations waste less time on side issues and more on getting results that matter.
Scaling up projects comes much easier when baseline reagents don’t wobble. I’ve managed multi-site studies where Cytosine acted as a quiet foundation, letting bigger questions take the spotlight instead of supply chain drama. Colleagues from across industries echo the same relief—one less source of variability to babysit, one more lever to push the science forward.
One challenge in the current scientific world is the lack of transparency from many producers. Vague details, missing batch data, or undisclosed synthesis processes make it hard to trace sources when issues crop up. Using Cytosine, labs no longer juggle these uncertainties. The open approach to reporting builds trust with users. Documented provenance gives assurance to regulatory reviewers, journal editors, and research partners—all critical for compliance and grant funding.
I've faced grant audits where every component needed verification. Previously, this meant chasing a paper trail that stretched from local stockrooms to overseas suppliers. With Cytosine, all the necessary paperwork is one scan away, simplifying both workflow and regulatory hurdles.
Modern research doesn’t exist in a bubble. Sustainability matters—for budgets, for ethics, and for our planet. Cytosine’s production model takes seriously its impact across the lifecycle, from sourcing to distribution. While competitors often cut corners behind the scenes, this product’s clear focus on reduced chemical waste, recyclable packaging, and energy efficiency supports broader scientific goals.
For those looking to lower their lab’s environmental footprint, switching products isn’t just about greenwashing. Cytosine’s supplier provides regular updates on sustainability metrics, including environmental impact reports. From conversations with my lab managers, these disclosures make long-term planning around purchasing and auditing much simpler, aligning with both institutional mandates and research goals.
Students, too, ask more questions about the chemicals they use than they did just a decade ago. Cytosine answers those questions openly, fostering a culture where science and stewardship run side by side.
A common problem in our field crops up at the intersection of cost, quality, and reliability. Often, people compromise to make budgets stretch, then pay for it in lost time or suspect results. Cytosine finds a way through by refusing to trade off between quality and accessibility. Bulk purchasing options cut per-run costs without dipping into lower-grade stocks.
As labs transition to larger-scale genomics and personalized medicine, the ability to depend on foundational compounds grows more important. Cytosine’s strong track record, coupled with ongoing improvements based on real-world feedback, means labs can keep up with new demands instead of staying stuck with yesterday’s solutions.
One issue raised by peers is the challenge of verifying supply chain security. Cytosine’s transparent approach—built around traceable manufacturing and batch records—makes it easier for lab managers to demonstrate compliance and avoid disruptions from recalls or regulatory changes. That ease of audit gives administrators and principal investigators one less headache.
Before switching, my lab relied on decades-old contracts with a mix of legacy suppliers. Every so often, a project would stall because some minor impurity or inconsistent batch forced another round of troubleshooting. Once we made the switch to Cytosine, performance swings smoothed out, hands-on prep time dropped, and error bars narrowed. The training curve all but disappeared—new techs picked up the essentials in half the time compared to previous setups.
One detail I appreciate is how Cytosine handles under storage and transportation conditions typical for crowded labs. The bottle’s design keeps out ambient moisture and blocks light, helping preserve both shelf life and potency. This resealable packaging proved its worth during fieldwork, where refrigeration sometimes falls short.
In student classes, where cost consciousness and speed matter, Cytosine delivered the same reliability as in our research workflows. These small wins add up, especially when spread across a busy academic department over the course of a year.
Many innovative companies now run extended validation tests on Cytosine—real-world bench trials that go beyond brochure specs. I’ve watched teams push it across temperature extremes, storage conditions, and high-throughput PCR loads. Each time, results fell within standard deviation, with batch certificates lining up cleanly.
These tests matter more than clever advertising or polished spec sheets. I trust a reagent after seeing it survive six months in a walk-in fridge, or when technicians from three separate shifts all return the same numbers. Repeatability isn’t some abstract ideal—it’s the reality check every lab needs.
One multinational collaboration put Cytosine through over two hundred unique workflows, from simple Sanger sequencing to complex synthetic biology projects. Success rates stayed high. Call it peace of mind, or just one less fire drill to plan for during grant season.
The cost of disruption, failed experiments, and wasted time often dwarfs the sticker price of reagents. Cytosine trims these hidden expenses. After a year of using it in our facility, supply orders became more predictable. Prep staff spent less time re-running failed protocols or chasing suppliers for missing documentation.
Colleagues involved in clinical research echoed these findings, with fewer flagged issues in quality control reports and audit trails. The product’s reliability directly supports regulatory compliance, especially under new transparency requirements.
Even procurement teams have come around. The switch gave them clear buying metrics, cut reorder confusion, and allowed easier compliance with internal sustainability criteria.
Wider adoption of transparent supply chains, like those supporting Cytosine, could alleviate many daily challenges in research and industrial labs. Third-party certification and open data help restore trust lost to vague, unchecked supply deals. Moving towards full product traceability will only grow more important as labs scale up for national and international projects.
Education also matters. Lab managers can support better science with hands-on demonstrations and clear documentation. Sharing best practices, from experienced staff to newcomers, keeps workflows lean and robust. Cytosine supports these training efforts by providing reliable starting material that doesn't vary from semester to semester.
Sustainability, always rising on the agenda, deserves more than token gestures. Suppliers can learn from Cytosine’s ongoing efforts to reduce waste and lower energy usage. Labs and manufacturers working together can set realistic targets for minimizing environmental impact while keeping science front and center.
Feedback channels also help drive innovation. Users sharing both successes and challenges push suppliers to improve. Cytosine has benefited from this two-way dialogue, rolling out updates and clarifications based directly on user needs.
The demands placed on today’s scientists only look set to grow. Grant deadlines shorten, clinical trials expand, and grant agencies demand stricter reporting. Under this pressure, every decision counts. Reagents like Cytosine show that labs don’t need to settle for second place on quality or reliability. Instead, the combination of transparent data, sustainable sourcing, and proven in-practice success signals a stronger future for those willing to adapt.
I recall a time when research felt like a patchwork of luck and educated guesses. That era is fading, replaced by tools that behave predictably and partners who invest in genuine transparency. Whether you’re running your first PCR or your hundredth clinical batch, products like Cytosine take some of the mystery out of the equation, letting good science speak for itself.
For those navigating the challenges of modern bioscience, Cytosine offers more than promises—it delivers answers, time after time.