---
product_id: 454163377
title: "MG Chemicals 421A Liquid Tin, Tin Plating Solution, 500mL Bottle, Clear Yellow"
brand: "mg chemicals"
price: "€ 282.40"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.fr/products/454163377-mg-chemicals-421a-liquid-tin-tin-plating-solution-500ml-bottle
store_origin: FR
region: France
---

# Fast tin plating Rinsable residues High tin concentration MG Chemicals 421A Liquid Tin, Tin Plating Solution, 500mL Bottle, Clear Yellow

**Brand:** mg chemicals
**Price:** € 282.40
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate Your Circuit Game!

## Quick Answers

- **What is this?** MG Chemicals 421A Liquid Tin, Tin Plating Solution, 500mL Bottle, Clear Yellow by mg chemicals
- **How much does it cost?** € 282.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/454163377-mg-chemicals-421a-liquid-tin-tin-plating-solution-500ml-bottle)

## 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

- • **Clean Finish:** Rinsable residues ensure a pristine result.
- • **Safety First:** Comes with a comprehensive Safety Data Sheet.
- • **Strong Adhesion:** Designed for robust industrial applications.
- • **High Performance:** No dilution needed—just pure, powerful plating.
- • **Speedy Application:** Tinplates copper circuits in just 7-10 minutes!

## Overview

MG Chemicals 421A Liquid Tin is a high-performance tin plating solution designed for industrial use. This 500mL bottle features a clear yellow liquid that allows for quick tin plating of copper circuits on PC boards in just 7-10 minutes, with no dilution required. It ensures good adhesion and leaves rinsable residues for a clean finish.

## Description

421A is a clear yellow immersion tin solution designed to coat copper traces and solder deposits with a thick layer of tin. The deposited tin is readily solderable and extends the working life of circuits by protecting them from corrosion. The pure tin deposit provides excellent corrosion resistance, and is free of co‑deposited organics. 421A ensures good solderability for solder deposits by cleaning them and by making their surfaces bright and active. Features & Benefits No dilution required High tin concentration Rinsable residues Good adhesion

## Features

- Easily tinplates copper circuits on PC boards in 7-10 minutes
- High tin concentration, No dilution required
- Rinsable residues
- Good adhesion
- For industrial use only. Read Safety Data Sheet located on drop down menu before use.

## Product Details

- **Brand:** MG Chemicals
- **Item Weight:** 4 ounces
- **Item Volume:** 500 Milliliters
- **Package Information:** Bottle
- **Item Form:** Liquid

## Images

![MG Chemicals 421A Liquid Tin, Tin Plating Solution, 500mL Bottle, Clear Yellow - Image 1](https://m.media-amazon.com/images/I/51e1cARXEjL.jpg)
![MG Chemicals 421A Liquid Tin, Tin Plating Solution, 500mL Bottle, Clear Yellow - Image 2](https://m.media-amazon.com/images/I/816x95NHX0L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works well, watch out for tin whisker formation.
*by A***R on April 3, 2023*

Worked well on brass sheet metal. Watch out for tin wisker formation on the edges of the metal.

## Frequently Bought Together

- MG Chemicals 421A Liquid Tin, Tin Plating Solution, 500mL Bottle, Clear Yellow
- MG Chemicals 415-1L Ferric Chloride, 1 Quart

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**Shop now:** [https://www.desertcart.fr/products/454163377-mg-chemicals-421a-liquid-tin-tin-plating-solution-500ml-bottle](https://www.desertcart.fr/products/454163377-mg-chemicals-421a-liquid-tin-tin-plating-solution-500ml-bottle)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-02-02*