Oxalic acid powder, 1 kg

Oxalic acid 1 kg Oxalic acid can be advantageously used to remove rust stains, so-called flying rust, metal shavings from studs and plow blades that can get stuck in the paint on cars during the winter. Oxalic acid is a highly effective cleaning agent for washing boat bottoms. Very effective for cleaning the difficult and usually tough dirt that is at and below the waterline of the boat. Easily dissolves all existing impurities. Instructions for use: Apply the agent with a sponge, spray gun or similar, leave on for 30 minutes, and then rinse off with clean water. Dosage: Dissolve 250 ml of Oxalic acid with 8 liters of water