Methylene Blue Powder, 5g, Lab/Pharma Grade, High Purity Water Soluble Powdered Blue Methylene for Laboratory, Educational and Research Purposes, USP Grade Formulation

The jar is very tiny and I think I expected more, but it seems to be a very good product. It mixes easily and works well in cosmetics. I just changed it into a liquid form with hyaluronic acid so I could put it in creams. I have to recommend it because it seems to work well and it's easy to use. Just follow the steps enclosed if you are making cosmetics. I recommend this product because it comes quickly and it is a good value for the money.

When my parcel arrived I could see that the packaging was kinda secure and ensured that the powder arrived in perfect condition. There was no spillage or damage, which is always my concern when ordering powdered chemicals online. Also the quantity provided for the price is quite generous. This makes it a cost-effective option for both students and researchers like me who need a reliable and affordable source of methylene blue.Overall, I highly recommend this methylene blue powder to anyone in need of a reliable staining agent for their biological experiments. It has certainly enhanced the efficiency and accuracy of my work.

The methylene blue powder comes in a sturdy, resealable container that makes sure the product remains dry and uncontaminated, with clear labeling for usage instructions and safety guidelines. The powder is finely milled which allows it to dissolve effortlessly in water without clumping or leaving any residue. This makes it easy for creating precise and consistent solutions for various applications, saving me time.

I purchased this "pure" methylene blue, but on the Certificate of Analysis (included with the product) it lists formaldehyde. If that had been disclosed in the item description I would not have bought it.

As a biology student with my own lab, I always look for high-quality reagents for my experiments. Recently, I purchased methylene blue powder. The quality of the powder is good enough. It dissolves easily and provides consistent and reliable results in my staining procedures. Whether I'm working on cell biology projects or studying microscopic organisms this product has been an essential addition to my lab supplies.

I bought this for my staining experiments and for household purposes. I've been using this powder for a while now and it's consistently effective. It has helped keep my aquarium fish healthy and has been great for staining in my biology experiments. The only downside is that it can be a bit messy if not handled carefully.

Good ratings from lab students, But, not for human consumption.Contains: Formaldehyde,023mg & Phenothiazian-5-ium,3,7-bis(dimethylamino)-,cloride,trihydrate 101.1% [on label]

5 times cheaper to brew. Claims of the purity of competitive solutions is trivialized by the 100x dilutions.