News — wood bleach

Pure Oxalic acid is a favorite among woodworkers, beekeepers, and marine maintenance professionals—and for good reason. It's powerful at removing rust, bleaching wood, and even managing varroa mites in beehives. But in the UK, its sale and use are strictly regulated under the Poisons Act 1972 and modern safety regulations. If you’ve been looking for a legal, hassle-free way to use oxalic acid, HD Chemicals has you covered. Through their child brand DIY CLUB, they offer ready-to-use 5% and 9.95% oxalic acid solutions—both completely legal to purchase in the UK without a licence. Let’s break down why oxalic acid is so...

What is Oxalic Acid? Oxalic acid is a naturally occurring organic compound with the chemical formula C2H2O4. It is a dicarboxylic acid, meaning it has two carboxylic acid groups (COOH) in its structure. Oxalic acid is found in various plants, especially in high concentrations in some vegetables like spinach, rhubarb, and beet greens. It is also present in certain minerals. How to use Oxalic Acid? In do-it-yourself (DIY) projects, oxalic acid has several popular uses due to its properties as a cleaning and bleaching agent. Here are some of the most common DIY applications of oxalic acid: Wood Restoration: Oxalic...

When it comes to restoring the luster of metal surfaces, one substance stands out for its remarkable effectiveness: oxalic acid. This versatile chemical compound is widely used in the realm of metal cleaning and polishing, delivering impressive results. In this blog post, we will delve into the world of oxalic acid and explore how it can revitalize your tarnished metal objects. From removing rust to restoring brilliance, oxalic acid offers a powerful solution that will leave your metals shining like new. Understanding Oxalic Acid Oxalic acid, also known as ethanedioic acid, is a naturally occurring compound found in various plants...

Oxalic Acid uses, facts, tips and instructions   Oxalic acid is an organic chemical compound, the simplest dicarboxylic acid. Found in many plants (including sorrel and rhubarb), it takes the form of a white powder or crystals, without a distinct smell. It is obtained by heating sodium formate to approximately 400 ° C to form sodium oxalate which is then converted to oxalic acid with dilute sulfuric acid. Another method is to pass carbon dioxide over metallic sodium or potassium at 360 ° C, and oxidize ethylene glycol or oxidize many other organic compounds (e.g. sugars) with nitric acid.Oxalic acid...