Oxalic Acid 5% Solution Container Bleaching/Stain Removal/Rust Remover (1L Container)

5% READY-MADE SOLUTION – Pure Chem Oxalic Acid Cleaner is supplied as a pre-diluted 5% liquid, offering a convenient alternative to mixing oxalic acid crystals or oxalic acid powder. WOOD STAIN REMOVAL – Suitable for use as an oxalic acid wood stain remover to help reduce iron marks, dark stains and weathering on compatible unfinished timber. WOOD BLEACHING APPLICATIONS – Can be used as a wood bleach for oak and other suitable wood surfaces; always test on a small, inconspicuous area before full application. RUST AND IRON STAIN CLEANER – Oxalic acid forms water-soluble compounds with iron, helping remove rust deposits and iron staining from compatible surfaces. MULTIPURPOSE TECHNICAL CLEANER – Suitable for selected cleaning, bleaching, restoration and laboratory processes; read all safety warnings and instructions before use.