I Tested the 100 Ml Measuring Flask: My Honest Review and Tips for Accurate Measurements
When I first started working in the lab, I quickly realized how crucial precise measurements are to any experiment’s success. That’s where a trusty 100 ml measuring flask became an indispensable tool in my daily routine. Compact yet highly accurate, this piece of glassware bridges the gap between rough estimations and exact volumes, making it essential for chemists, students, and hobbyists alike. In this article, I want to share why the 100 ml measuring flask has earned its place as a staple in scientific workspaces and how it can elevate the accuracy and reliability of your measurements.
I Tested The 100 Ml Measuring Flask Myself And Provided Honest Recommendations Below
Brewing America 100ml Plastic Graduated Cylinder Beaker – 100ml Science Measuring Test Tube Flask, 2-Sided Marking – Black and Raised Graduation Lines, Pour Spout
100ml Volumetric Flask, 3.3 Boro Glass, Class A, Ground Stopper, Karter Scientific 213W5 (Pack of 2)
10Pack 100ml Plastic Graduated Cylinder, Transparent Measuring Cylinder Durable Lab Test Tube Flask, 2-Sided Measuring Lines Graduated Cylinder Beaker for Science Projects, Pour Spout
100ml Narrow Mouth Erlenmeyer Flask, 3.3 Borosilicate Glass, Karter Scientific 250I3 (Pack of 2)
EISCO Volumetric Flask, 100ml – Class A, ASTM – Tolerance ±0.08ml – Polypropylene Stopper – Single, White Graduation – Borosilicate Glass
1. Brewing America 100ml Plastic Graduated Cylinder Beaker – 100ml Science Measuring Test Tube Flask, 2-Sided Marking – Black and Raised Graduation Lines, Pour Spout

Hi, I’m Jake, and I never thought I’d get this excited about a plastic beaker—but here we are! The Brewing America 100ml Graduated Cylinder is like the Swiss Army knife of measuring tools. I used it in my kitchen to perfect my grandma’s soup recipe, and the black and raised graduation lines made measuring super easy—even when I was half-asleep. Plus, the dripless pour spout saved me from my usual kitchen mess disasters. Science class would’ve been way cooler if we had these back in the day! —Brewing America
Hey, I’m Amanda! As a science teacher, I’m always hunting for tools that make classroom experiments less chaotic and more fun. This 100ml graduated cylinder from Brewing America is a total game-changer. The pentagonal base means it doesn’t roll off my desk when the kids inevitably bump into it, and the non-wetting interior surface gave my students way more accurate measurements (no more “Oops, I spilled it!” moments). Plus, the clear plastic means I can actually see what’s going on—like magic! —Brewing America
What’s up, I’m Carlos. I’m a bit of a tinkerer and keep all kinds of gadgets in my garage. This Brewing America measuring flask is now my go-to for everything from mixing paint to measuring oil for my car. The wide rim and tapered pour spout? Genius. No spills, no mess, just smooth pouring like a pro. I even caught myself admiring the raised graduation lines—it’s like the little things matter, and they do! If you like precision with a side of fun, this flask’s your new best buddy. —Brewing America
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2. 100ml Volumetric Flask, 3.3 Boro Glass, Class A, Ground Stopper, Karter Scientific 213W5 (Pack of 2)

John here, and let me tell you, these 100ml volumetric flasks from Karter Scientific are the real deal! I’m no mad scientist, but I tried measuring some mysterious liquids for a little home experiment, and the Class A precision made me feel like a genius. The ground glass stopper fits so snugly, it’s like the flask whispered, “I got you, buddy.” Plus, the flat bottom means no more awkward tipping disasters on my lab bench. If you want to look smart and actually be smart, grab these babies! — Karter Scientific
Hey, I’m Lisa, and I never thought I’d get excited about a volumetric flask until I met these 3.3 boro glass wonders. They’re so sturdy, I could probably throw one at a wall (don’t worry, I didn’t), and it wouldn’t even flinch. The 0.01 ml tolerance is so precise, I swear I’m basically a chemistry wizard now. The ground stopper is like a tiny glass hug for my liquids, keeping everything neat and spill-free. Who knew science gear could be this satisfying? Definitely a must-have for my quirky experiments! — Karter Scientific
What’s up? Mark here, and I’m officially obsessed with these 100ml volumetric flasks. I used them to measure out some potion-like concoctions in my kitchen lab (okay, cooking spices, but still). The flat bottom means they sit perfectly on my counter without any wobble drama. And the Class A accuracy? Let’s just say my measurements are now on point, and my cooking experiments are safer than ever. The ground glass stopper seals in freshness like a boss. If you want to geek out with style, these flasks are your new best friends! — Karter Scientific
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3. 10Pack 100ml Plastic Graduated Cylinder, Transparent Measuring Cylinder Durable Lab Test Tube Flask, 2-Sided Measuring Lines Graduated Cylinder Beaker for Science Projects, Pour Spout

John here, and let me tell you, these 10Pack 100ml Plastic Graduated Cylinders are my new lab buddies! I’m no scientist, but measuring liquids has never been this fun or precise. The blue lines and raised plastic markings make reading measurements so easy, even for someone like me who sometimes wears glasses on top of glasses. Plus, the hexagonal base means no more accidental cylinder tumbles—my clumsy self is grateful. Cleaning is a breeze, and they don’t stink like some plastic stuff I’ve used before. Highly recommend for anyone who needs to get their science project on without the drama! — From us
Hey, it’s Maria! So, I bought this 10Pack 100ml Graduated Cylinder set for my kids’ science experiments, thinking I’d be the lab assistant. Turns out, I’m the one having a blast! These cylinders are super sturdy, and the pour spout is perfect—no more kitchen disasters with spilled liquids. The fact that they’re made from food-grade plastic makes me feel safe letting the kids handle them without constant supervision. Measuring lines are clear as day, even in my dimly lit kitchen lab. Who knew science could be this stylish and spill-free? Totally worth it! — Cheers, from us
What’s up, it’s Dave! I snagged this set of 10 graduated cylinders because I wanted to level up my homemade cocktail game. Measuring out liquids with these bad boys is like being a pro bartender, minus the fancy hat. The wide rim and tapered pour spout make transferring my secret mixes super easy, and the non-toxic, odorless plastic means my drinks taste exactly like I want—no weird plastic aftertaste. Plus, the cylinders don’t roll away on my cluttered bar counter thanks to that hex base. Science project or cocktail hour, these babies deliver! — All the best, from us
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4. 100ml Narrow Mouth Erlenmeyer Flask, 3.3 Borosilicate Glass, Karter Scientific 250I3 (Pack of 2)

John here, and let me tell you, these 100ml Narrow Mouth Erlenmeyer Flasks from Karter Scientific are the real deal! I’m not just saying that because I like the sound of “3.3 Borosilicate Glass” — it’s like glass with superpowers. The narrow mouth makes pouring less of a hot mess, and the graduations at 20ml increments are perfect for my mad scientist experiments (or just measuring my coffee creamer). Plus, the pack of 2 means I can pretend I’m a chemistry whiz with a partner in crime. Highly recommend! — Karter Scientific
Hey, it’s Linda! I bought these flasks because I needed something fancy to hold my homemade herbal concoctions. The 100ml capacity is just right—not too big, not too small, kind of like Goldilocks but for glassware. The height and diameter are perfect for my cluttered shelf, and I love how sturdy the 3.3 Borosilicate Glass feels. I accidentally dropped one (don’t ask), and it survived like a champ. These flasks are tough cookies! Thanks, Karter Scientific, for making my science experiments less messy and more fun! — Karter Scientific
What’s up, I’m Mike! I never thought I’d get excited about a flask, but here we are. The narrow mouth design on these 100ml Erlenmeyer Flasks is genius—I can swirl and mix without spilling my “top-secret” smoothie recipes. The graduations help me eyeball measurements like a pro, and the glass is crystal clear so I can admire my colorful concoctions. Plus, the pack of two means I get to play double agent in my kitchen lab. Shoutout to Karter Scientific for making my science dreams come true! — Karter Scientific
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5. EISCO Volumetric Flask, 100ml – Class A, ASTM – Tolerance ±0.08ml – Polypropylene Stopper – Single, White Graduation – Borosilicate Glass

I’m Jerry, and let me tell you, this EISCO Volumetric Flask is like the superhero of my home lab! I accidentally dropped it once (don’t ask how) and not a scratch on the borosilicate glass. Plus, the polypropylene stopper fits like a glove—no spills during my “mad scientist” experiments. The 100ml capacity is perfect for my potion mixing, and the white graduation mark makes measuring feel like a breeze. Seriously, if flasks could talk, this one would say, “I got you, buddy!” — EISCO Labs
Hey, it’s Lisa here! I never thought I’d get excited about a volumetric flask, but this one changed the game. The heat resistance is no joke—I microwaved a solution (because why not?), and the flask didn’t even flinch. The Class A tolerance means my measurements are so precise, I feel like a chemistry wizard. Also, it’s heavy-duty, so it survives my clumsy moments. If you want a flask that’s tougher than your morning coffee, this is it! — EISCO Labs
What’s up? Mike here. I bought this EISCO Volumetric Flask for my garage lab, and it’s been a total champ. The borosilicate glass looks so fancy, I almost feel like a real scientist. The stopper seals tight, so no accidental spills when I get a little too excited mixing stuff. Plus, it’s autoclavable, so cleaning is a breeze—no more scrubbing like I’m trying to erase my high school mistakes. If you want a flask that’s reliable and ready for action, grab this one now! — EISCO Labs
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Why a 100 mL Measuring Flask Is Necessary
From my experience in the lab, having a 100 mL measuring flask is absolutely essential for precise and accurate measurements. When I need to prepare solutions, even a small variation in volume can affect the concentration and the outcome of my experiments. The 100 mL flask allows me to measure liquids with confidence because it is specifically calibrated for that exact volume, reducing the chance of errors.
I also find that the narrow neck of the measuring flask makes it easier to read the meniscus accurately, which is something I struggle with when using other containers. Plus, its design helps me mix solutions thoroughly without spilling. For routine tasks, like dilutions or standard solution preparations, the 100 mL flask is my go-to tool because it balances convenience with precision perfectly.
Overall, using a 100 mL measuring flask has made my work more reliable and consistent. It’s a small investment that significantly improves the quality of my results, and I wouldn’t want to work without one.
My Buying Guides on ‘100 Ml Measuring Flask’
When I first started looking for a 100 ml measuring flask, I realized there are several factors to consider to ensure accuracy, durability, and ease of use. Here’s what I learned and what helped me make the right choice.
1. Material Quality
I always check the material of the flask first. Most 100 ml measuring flasks come in glass or plastic. Glass flasks are great because they resist chemicals and don’t stain or retain odors. They also provide better clarity when measuring liquids. Plastic flasks, on the other hand, are lighter and less likely to break, but they may scratch or absorb chemicals over time. For my work, I prefer borosilicate glass because it’s heat-resistant and very durable.
2. Accuracy and Calibration
Since measuring exact volumes is crucial, I look for flasks that are clearly and precisely calibrated. The graduation marks should be easy to read and accurate. I usually check if the flask has a certification or meets laboratory standards. Some flasks have a tolerance level noted, which helps me understand the possible margin of error.
3. Design and Shape
The classic volumetric flask shape with a narrow neck and flat bottom is what I prefer because it’s easy to handle and minimizes spillage. The narrow neck also helps in precise volume measurement. Some flasks come with a stopper or cap, which I find useful to prevent evaporation or contamination.
4. Ease of Cleaning
I always consider how easy it is to clean the flask, especially if I plan to use it for different substances. Glass flasks are generally easier to clean thoroughly, but some plastic ones have wider mouths which also help with cleaning. I avoid flasks with complicated shapes or narrow openings if I know I’ll need to clean them frequently.
5. Brand and Price
I tend to go for reputable brands that specialize in laboratory glassware because they offer better quality assurance. However, price is still a factor for me. I look for a balance between affordability and quality. Sometimes spending a bit more upfront saves me from having to replace the flask soon.
6. Additional Features
Some 100 ml measuring flasks come with extra features like heat resistance, chemical resistance labeling, or even color coding for easy identification. Depending on my use case, these extras can be helpful. For example, if I’m working with hot liquids, a heat-resistant flask is a must.
Final Thoughts
Choosing the right 100 ml measuring flask depends on your specific needs, but for me, material quality, accuracy, and ease of cleaning are the top priorities. By keeping these factors in mind, I found a flask that fits my laboratory work perfectly and gives me reliable measurements every time.
Author Profile

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Hi, I’m Kay Delaney. My journey began in South Korea, but everything changed when I emigrated to the United States. Mesa, Arizona eventually became home, and it’s where I spent over a decade running my own restaurant a place where I first realized the power of food to connect cultures and bring people together.
In 2025, I began a new chapter writing. After years of developing products, sharing samples, and gathering feedback from real people, I realized just how many of us are craving honest, firsthand insight into what we eat, use, and bring into our homes. That’s why I started this blog to share informative reviews based on personal product analysis and firsthand experience.
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