---
product_id: 40553583
title: "8342 RA Rosin Flux Paste"
brand: "mg chemicals"
price: "¥5878"
currency: JPY
in_stock: true
category: "Mg Chemicals"
url: https://www.desertcart.jp/products/40553583-8342-ra-rosin-flux-paste
store_origin: JP
region: Japan
---

# Long tack time for flexible work Instant 1s cure time High tack force for secure hold 8342 RA Rosin Flux Paste

**Brand:** mg chemicals
**Price:** ¥5878
**Availability:** ✅ In Stock

## Summary

> ⚡ Flux your workflow with instant, reliable soldering power!

## Quick Answers

- **What is this?** 8342 RA Rosin Flux Paste by mg chemicals
- **How much does it cost?** ¥5878 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/40553583-8342-ra-rosin-flux-paste)

## Best For

- mg chemicals enthusiasts

## Why This Product

- Trusted mg chemicals brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lead-Free Ready:** Optimized for modern, eco-friendly lead-free alloys
- • **Versatile Application:** Perfect for touch-ups, repairs, and rework on surface mount assemblies
- • **Trusted Quality & Compliance:** RoHS compliant with a 4.6-star rating from 2,200+ pros
- • **Post-Solder Cleanup Made Easy:** Organic acid base simplifies residue removal with water
- • **Effortless Soldering Precision:** Superior wettability ensures flawless joints every time

## Overview

MG Chemicals 8342 RA Rosin Flux Paste is a premium amber flux paste designed for both lead-free and traditional soldering. Featuring a rapid 1-second cure time, high tack force, and long tack time, it ensures precise, secure solder joints. Its organic acid base allows easy post-solder residue removal, making it ideal for electronic repairs and rework. RoHS compliant and highly rated by professionals, this 50g jar is a must-have for modern electronics maintenance.

## Description

The 8342 RA rosin flux paste is superior electronic grade flux paste system. It is designed for lead-free alloys, but it works well with conventional leaded solders as well. Also, water removal of post soldering residues is much easier due to the organic acid base of the flux. Used for solder touch up, repair, or rework surface mount assemblies via brushing or dispensing.

## Features

- Excellent wettability
- High tack force
- Long tack time
- Perfect flux for electronic repairs
- Rohs compliant

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01MS04SO4 |
| Best Sellers Rank | #89,378 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #82 in Soldering Flux |
| Brand Name | MG Chemicals |
| Color | Amber |
| Container Type | Jar |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,232) |
| Full Cure Time | 1 seconds |
| Global Trade Identification Number | 00779008834206 |
| Item Form | Paste |
| Item Package Quantity | 1 |
| Item Type Name | Flux |
| Item Weight | 0.1 kg |
| Manufacturer | MG Chemicals |
| Material Type | Rosin |
| Model | 8342-50G |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Part Number | 8342-50G |
| Specific Uses For Product | Soldering |
| UPC | 779008834206 |
| Unit Count | 1.76 Ounce |
| Volume | 1.25 fluid ounces |
| Warranty Description | warranty@mgchemicals.com |

## Product Details

- **Brand:** MG Chemicals
- **Color:** Amber
- **Item Form:** Paste
- **Material:** Rosin
- **Specific Uses For Product:** Soldering

## Images

![8342 RA Rosin Flux Paste - Image 1](https://m.media-amazon.com/images/I/31VUT4+8ttL.jpg)
![8342 RA Rosin Flux Paste - Image 2](https://m.media-amazon.com/images/I/51y6AEEeP8L.jpg)
![8342 RA Rosin Flux Paste - Image 3](https://m.media-amazon.com/images/I/51j1VHTQL3L.jpg)
![8342 RA Rosin Flux Paste - Image 4](https://m.media-amazon.com/images/I/51ZwrkVym2L.jpg)
![8342 RA Rosin Flux Paste - Image 5](https://m.media-amazon.com/images/I/51NawKJjmSL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- MG Chemicals 8342 RA Rosin Flux Paste, Amber, 50 g Jar (8342-50G)
- MG Chemicals 426 Desoldering Braid #4 Fine Braid Super Wick with RMA Flux, 5' Length x 0.1" Width, Blue
- Thermaltronics TMT-TC-2 Tip Tinner (20g) in 0.8oz Container

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/40553583-8342-ra-rosin-flux-paste](https://www.desertcart.jp/products/40553583-8342-ra-rosin-flux-paste)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-20*