Why It Matters
Metal-prep shops, restoration and janitorial contractors, and coatings pre-treaters buy oxalic, phosphoric, citric and sulfamic acids by the drum to strip rust and iron staining. 'Rust remover' is high-volume at low keyword difficulty with clear pallet/drum procurement intent from metal finishers and restoration crews
Solution Approach
Metal-prep shops, restoration and janitorial contractors, and coatings pre-treaters buy oxalic, phosphoric, citric and sulfamic acids by the drum to strip rust and iron staining. 'Rust remover' is high-volume at low keyword difficulty with clear pallet/drum procurement intent from metal finishers and restoration crews RawSource supplies the base chemicals that go into these programs. We can help with product selection, grade matching, and sourcing from multiple origins for supply security.
Typical Formulation Workflow
1
Application & Soil Assessment
Define the cleaning task, surfaces, soils, and water hardness, plus the safety and regulatory profile for the use environment.
2
Surfactant & Builder Selection
Match surfactants, builders, solvents, chelants, acids or alkalis, and preservatives to the soil, surface compatibility, and label claims.
3
Formulation & Use-Dilution Trial
Optimize the actives ratio and use dilution, checking foam, clarity, stability, and performance at the in-use concentration.
4
Performance & Stability Validation
Confirm cleaning efficacy, storage and freeze-thaw stability, and packaging compatibility before scale-up.
Recommended Chemistries (4)
Oxalic Acid Dihydrate Tech
CAS 6153-56-6
Acids & Salts
pH Adjustment
3261 · Class Reduces and chelates insoluble ferric (rust) staining into soluble iron-oxalate complexes, lifting rust from metal, concrete and fabric
Melting Point: 101-102 °C Density: 1.65 g/cm3 Solubility: Solubility in water, g/100ml at 20 °C: 13-14
Full Details
Phosphoric acid
CAS 7664-38-2
Acids & Salts
Mild acid for bathroom cleaners and rust removal; protective phosphate film
1805 (Phosphoric acid, solution) · Class Dissolves surface rust and converts red iron oxide to a stable adherent iron-phosphate layer for metal prep before coating
Melting Point: 42 °C Boiling Point: > 130 °C at 760 mmHg Density: 1.892 at 25 °C
Full Details
Citric Acid (Anhydrous, FCC Food Grade)
CAS 77-92-9
Acids & Salts
Biodegradable acid descaler and chelating agent
Readily biodegradable chelating acid that sequesters iron ions to remove light rust and oxidation staining
Melting Point: 153 °C (anhydrous) Boiling Point: Decomposes Density: 1.54 at 20 °C
Full Details
Sulfamic Acid
CAS 5329-14-6
Acids & Salts
Dry, stable acid for CIP and dishwasher descaling applications
2967 (SULFAMIC ACID) · Class Solid, low-fume strong acid that dissolves rust and mineral/oxidation scale and is easier to handle than mineral acids in descaling blends
Melting Point: Melting point equals 205 °C Boiling Point: DECOMP @ BOILING POINT Density: 2.15
Full Details
Related Product Families
● Available
Acids & Descalers
Phosphoric, citric, and hydrochloric acid systems for lime scale removal, bathroom cleaning, and industrial descaling
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12 chemistries
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Chelants & Sequestrants
EDTA, HEDP, citrate, and gluconate chelation systems for hard water mineral control, scale inhibition, and surfactant performance
ChelationScale InhibitionWater Softening
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