






Buy anything from 5,000+ international stores. One checkout price. No surprise fees. Join 2M+ shoppers on Desertcart.
Desertcart purchases this item on your behalf and handles shipping, customs, and support to Brazil.
๐ฅ Solder Smarter, Not Harder โ Flux That Means Business
This 2-jar set of rosin solder flux paste offers 70g of premium, non-corrosive flux designed for lead-free electronics soldering. Its oxidation-resistant formula protects your soldering iron tips while ensuring clean, precise joints on metals like gold, copper, and tin. Ideal for professional repairs and DIY enthusiasts alike, it combines high performance with mess-free application and dependable customer support.





| ASIN | B08MVXW4RY |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #1,192 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Soldering Flux |
| Customer Reviews | 4.6 4.6 out of 5 stars (5,562) |
| Date First Available | November 6, 2020 |
| Item Weight | 2.46 ounces |
| Manufacturer | Romeda |
| Material | metal |
| Package Dimensions | 5.71 x 3.39 x 1.1 inches |
| Part Number | LF |
| Style | 2 Pcs (2.4oz/70g) |
L**Y
Good
Great item. Worked good. Good quality!
A**A
Good price
Work great for my rc solderong projects ,good grip ,great size
S**L
Best quality
Easy to use just add it to my kids old medicine syringe and works perfectly
G**A
Good value
Works well.
G**R
Flux a plus
Good stuff makes soldering easy
J**E
Good item
Easy way to use
J**E
Rosen flux
It works great.
J**E
Not bad
Good for the price
O**K
Essential for soldering
Makes life a heck of a lot easierwith quicker and nicer soldering.
T**B
Does the job
Melted nicely and helps with soldering
J**N
Essential soldering flux - makes everything easier!
This rosin flux paste is a game-changer for soldering! I can't believe I used to solder without it. The flux cleans oxidation instantly and helps solder flow beautifully, resulting in professional-looking joints every time. Perfect for PCB work, electronics repair, and component soldering. The 35g jars are generous โ you get two of them, so this will last ages even with regular use. The consistency is perfect: not too runny, not too thick. It's non-corrosive and doesn't leave problematic residue. Works great with both leaded and lead-free solder. I've used this on everything from SMD components to through-hole soldering, and it performs flawlessly. The solder wicks exactly where you need it, dramatically reducing cold joints and bridges. If you do any electronics work, this flux is absolutely essential. Can't recommend it enough!
A**K
Will work well for most applications.
Decent product. Will work well for most applications. If you manage to damage the container it is inexpensive enough to just bin it.
G**Y
solder flux
very good flux happy man.
Trustpilot
1 month ago
5 days ago