Solution Approach
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 Selection Workflow
1
Process & Requirement Definition
Map the unit operation and define the functional, purity, and regulatory requirements the chemical input must meet.
2
Chemistry & Grade Selection
Match the solvent, intermediate, acid or base, catalyst, or specialty additive to the process and downstream compatibility.
3
Trial & Specification
Validate performance at bench or pilot scale, and set the grade, treat rate, and packaging to match throughput and handling.
4
Quality & Supply Assurance
Lock the spec with a CoA and secure multi-origin sourcing for supply resilience and consistent lot quality.
Recommended Chemistries (3)
Citric Acid (Anhydrous, FCC Food Grade)
CAS 77-92-9
Acids & Salts
Chelation / Sequestration
Chelating acid that selectively removes surface iron to grow the passive chromium oxide, a milder and greener route than nitric; in catalog
Melting Point: 153 °C (anhydrous) Boiling Point: Decomposes Density: 1.54 at 20 °C
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Nitric Acid 67% 42 Baume Tech
CAS 7697-37-2
Acids & Salts
Stainless pickling & passivation
2031 (NITRIC ACID, OTHER THAN RED FUMING) · Class Oxidizing acid that dissolves free iron and promotes a chromium-rich passive oxide per ASTM A967; in catalog
Melting Point: -42 °C Boiling Point: 83 °C at 760 mmHg Density: 1.5 at 25 °C
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Caustic Soda (Sodium Hydroxide) Beads
CAS 1310-73-2
Acids & Salts
Primary alkali for industrial cleaning
1824 (SODIUM HYDROXIDE SOLUTION) · Class Sodium hydroxide for the alkaline degrease/pre-clean that removes oils before the passivation bath; in catalog
Melting Point: 318 °C Boiling Point: > 130 °C at 760 mmHg Density: 1.5 at 20 °C
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Related Product Families
● Available
Alkaline Cleaning Chemicals
Caustic soda, potassium phosphate, and alkaline builders for industrial parts cleaning and surface activation
CleaningpH Adjustment
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● Available
Acid Cleaning & Pickling
Pickling & descaling acids, fluoride agents, and pickling corrosion inhibitors for metal surface preparation
Pickling / DescalingPassivationCorrosion Inhibition
11 chemistries
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