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    Passivation Liquid

    CAS7697-37-2Same-day Muscat · next-day Sohar, Salalah, DuqmSDS + CoA with every batch
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    Product Overview

    Chemical passivation treatment for stainless steel tanks.

    Detailed Description

    Passivation Liquid supplier in Oman - Global Chemicals LLC provides nitric acid-based passivation solutions for stainless steel tank treatment in Muscat, Sohar, Duqm, Salalah. Our passivation liquid removes free iron contamination from stainless steel surfaces and restores the protective chromium oxide passive layer. Essential for new tank commissioning, post-fabrication treatment, and restoring corrosion resistance after cleaning or repairs. The passivation process prevents flash rusting, improves corrosion resistance, and ensures optimal performance of stainless steel tanks. Critical for pharmaceutical, food processing, and high-purity applications requiring maximum corrosion protection. The treatment also validates cleanliness and prepares tanks for product contact. Widely used in pharmaceutical, food & beverage, and high-purity chemical facilities across Oman.

    Also Known As:

    Passivation solution, Stainless steel passivation, Metal passivation, Nitric acid passivation, SS passivation treatment

    CAS Number:7697-37-2

    Applications & Uses

    New stainless steel tank passivation
    Post-fabrication surface treatment
    Restoration after cleaning or repairs
    Pharmaceutical tank commissioning
    Food-grade tank preparation
    High-purity system passivation
    Free iron removal from SS
    Corrosion resistance enhancement

    Technical Specifications

    Base
    Nitric acid (HNO3) 20-25% typical
    Treatment time
    30 minutes to 2 hours
    Temperature
    Ambient to 50°C
    Removes free iron contamination
    Restores chromium oxide passive layer
    Meets ASTM A380/A967 standards
    pH test kit verification available
    Available in 20L, 200L drums
    ISO 9001 Certified Fast Delivery Oman & GCC Export

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